Gudmund Skjåk-Bræk
About
Areas of speciality/Fields of responsibility
Links:
Publications
2022
-
Tøndervik, Anne;
Aune, Randi;
Degelmann, Adelheid;
Piontek, Michael;
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund;
Sletta, Håvard.
(2022)
Strain Construction and Process Development for Efficient Recombinant Production of Mannuronan C-5 Epimerases in Hansenula polymorpha.
Frontiers in Plant Science.
volum 13.
Academic article
2020
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Stanisci, Annalucia;
Tøndervik, Anne;
Gaardløs, Margrethe;
Lervik, Anders;
Skjåk-Bræk, Gudmund;
Sletta, Håvard;
Aachmann, Finn Lillelund.
(2020)
Identification of a Pivotal Residue for Determining the Block Structure-Forming Properties of Alginate C-5 Epimerases.
ACS Omega.
volum 5 (8).
Academic article
-
Tøndervik, Anne;
Aarstad, Olav Andreas;
Aune, Randi;
Maleki, Susan;
Rye, Philip D;
Dessen, Arne;
Skjåk-Bræk, Gudmund;
Sletta, Håvard.
(2020)
Exploiting mannuronan C-5 epimerases in commercial alginate production.
Marine Drugs.
volum 18 (11).
Academic article
2019
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Aarstad, Olav Andreas;
Stanisci, Annalucia;
Sætrom, Gerd Inger;
Tøndervik, Anne;
Sletta, Håvard;
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund.
(2019)
Biosynthesis and Function of Long Guluronic Acid-Blocks in Alginate Produced by Azotobacter vinelandii.
Biomacromolecules.
volum 20 (4).
Academic article
2018
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Kopplin, Georg;
Rokstad, Anne Mari;
Mélida, Hugo;
Bulone, Vincent;
Skjåk-Bræk, Gudmund;
Aachmann, Finn Lillelund.
(2018)
Structural characterization of fucoidan from Laminaria hyperborea: Assessment of coagulation and inflammatory properties and their structure−function relationship.
ACS Applied Bio Materials (AABM).
volum 1 (6).
Academic article
-
Mathieu, Sophie;
Touvrey-Loiodice, Melanie;
Poulet, Laurent;
Drouillard, Sophie;
Vincentelli, Renaud;
Henrissat, Bernard;
Skjåk-Bræk, Gudmund;
Helbert, William.
(2018)
Ancient acquisition of "alginate utilization loci" by human gut microbiota.
Scientific Reports.
volum 8 (8075).
Academic article
-
Stanisci, Annalucia;
Aarstad, Olav Andreas;
Tøndervik, Anne;
Sletta, Håvard;
Dypås, Lene Brattsti;
Skjåk-Bræk, Gudmund;
Aachmann, Finn Lillelund.
(2018)
Overall size of mannuronan C5-Epimerases influences their ability to epimerize modified alginates and alginate gels.
Carbohydrate Polymers.
volum 180.
Academic article
2017
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Arlov, Øystein;
Öztürk, Ece;
Steinwachs, Mattihas Reinhard;
Skjåk-Bræk, Gudmund;
Zenobi-Wong, Marcy.
(2017)
Biomimetic sulphated alginate hydrogels suppress IL-1B-induced inflammatory responses in human chondrocytes.
European Cells and Materials.
volum 33.
Academic article
-
Arlov, Øystein;
Skjåk-Bræk, Gudmund.
(2017)
Sulfated alginates as heparin analogues: A review of chemical and functional properties.
Molecules.
volum 22:778.
Scientific translation/review
-
Dunlop, Alex;
Bowman, Kate;
Aarstad, Olav Andreas;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger;
Round, Andrew N.
(2017)
Polymer sequencing by molecular machines: a framework for predicting the resolving power of a sliding contact force spectroscopy sequencing method.
Nanoscale.
volum 9 (39).
Academic article
-
Ermund, Anna;
Recktenwald, Christian V.;
Skjåk-Bræk, Gudmund;
Meiss, Lauren N.;
Onsøyen, Edvar Jarle;
Rye, Philip D.;
Dessen, Arne;
Myrset, Astrid Hilde;
Hansson, Gunnar C..
(2017)
OligoG CF-5/20 normalizes cystic fibrosis mucus by chelating calcium.
Clinical and Experimental Pharmacology and Physiology.
volum 44 (6).
Academic article
-
Strand, Berit Løkensgard;
Coron, Abba Elizabeth;
Skjåk-Bræk, Gudmund.
(2017)
Current and Future Perspectives on Alginate Encapsulated Pancreatic Islet.
Stem Cells Translational Medicine.
volum 6 (4).
Academic article
2016
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Arlov, Øystein;
Skjåk-Bræk, Gudmund;
Rokstad, Anne Mari.
(2016)
Sulfated alginate microspheres associate with factor H and dampen the inflammatory cytokine response.
Acta Biomaterialia.
volum 42.
Academic article
-
Bowman, Kate A.;
Aarstad, Olav Andreas;
Nakamura, Marcela;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund;
Round, Andrew N..
(2016)
Single molecule investigation of the onset and minimum size of the calcium-mediated junction zone in alginate.
Carbohydrate Polymers.
volum 148.
Academic article
-
Bowman, Kate;
Aarstad, Olav Andreas;
Stokke, Bjørn Torger;
Skjåk-Bræk, Ola Gudmund;
Round, Andrew N.
(2016)
Sliding Contact Dynamic Force Spectroscopy Method for Interrogating Slow Forming Polymer Cross-Links.
Langmuir.
volum 32 (48).
Academic article
-
Mathieu, Sophie;
Henrissat, Bernard;
Labre, Flavien;
Skjåk-Bræk, Gudmund;
Helbert, William.
(2016)
Functional Exploration of the Polysaccharide Lyase Family PL6.
PLOS ONE.
Academic article
-
Öztürk, Ece;
Arlov, Øystein;
Seda, Aksel;
Li, Ling;
Ornitz, David M.;
Skjåk-Bræk, Gudmund;
Zenobi-Wong, Marcy.
(2016)
Sulfated Hydrogel Matrices Direct Mitogenicity and Maintenance of Chondrocyte Phenotype through Activation of FGF Signaling.
Advanced Functional Materials.
volum 26.
Academic article
-
Ørning, Mathias Pontus;
Hoem, Kine Samset;
Coron, Abba Elizabeth;
Skjåk-Bræk, Gudmund;
Mollnes, Tom Eirik;
Brekke, Ole Lars;
Espevik, Terje;
Rokstad, Anne Mari.
(2016)
Alginate microsphere compositions dictate different mechanisms of complement activation with consequences for cytokine release and leukocyte activation.
Journal of Controlled Release.
volum 229.
Academic article
2015
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Arlov, Øystein;
Aachmann, Finn Lillelund;
Feyzi, Emadoldin;
Sundan, Anders;
Skjåk-Bræk, Gudmund.
(2015)
The impact of chain length and flexibility in the interaction between sulfated alginates and HGF and FGF-2.
Biomacromolecules.
volum 16 (11).
Academic article
-
Håti, Armend Gazmeno;
Aachmann, Finn Lillelund;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund;
Sletmoen, Marit.
(2015)
Energy landscape of alginate-epimerase interactions assessed by optical tweezers and atomic force microscopy.
PLOS ONE.
volum 10:e014237 (10).
Academic article
-
Sandvig, Ioanna;
Karstensen, Kristin;
Rokstad, Anne Mari;
Aachmann, Finn Lillelund;
Formo, Kjetil Ødegård;
Sandvig, Axel;
Skjåk-Bræk, Gudmund;
Strand, Berit Løkensgard.
(2015)
RGD-peptide modified alginate by a chemoenzymatic strategy for tissue engineering applications.
Journal of Biomedical Materials Research. Part A.
volum 103 (3).
Academic article
-
Skjåk-Bræk, Gudmund;
Donati, Ivan;
Paoletti, Sergio.
(2015)
Alginate Hydrogels: Properties and Applications.
Polysaccharide Hydrogels - Characterization and Biomedical Applications.
Academic chapter/article
2014
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Arlov, Øystein;
Aachmann, Finn Lillelund;
Sundan, Anders;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2014)
Heparin-Like Properties of Sulfated Alginates with Defined Sequences and Sulfation Degrees.
Biomacromolecules.
volum 15 (7).
Academic article
-
Buchinger, Edith;
Knudsen, Daniel H.;
Behrens, Manja A.;
Pedersen, Jan Skov;
Aarstad, Olav Andreas;
Tøndervik, Anne;
Valla, Svein;
Skjåk-Bræk, Gudmund;
Wimmer, Reinhard;
Aachmann, Finn Lillelund.
(2014)
Structural and functional characterization of the R-modules in alginate C-5 epimerases AlgE4 and AlgE6 from Azotobacter vinelandii.
Journal of Biological Chemistry.
volum 289 (45).
Academic article
-
Formo, Kjetil Ødegård;
Aarstad, Olav Andreas;
Skjåk-Bræk, Gudmund;
Strand, Berit Løkensgard.
(2014)
Lyase-catalyzed degradation of alginate in the gelled state: Effect ofgelling ions and lyase specificity.
Carbohydrate Polymers.
volum 110.
Academic article
2013
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Aarstad, Olav Andreas;
Strand, Berit Løkensgard;
Klepp-Andersen, Lise Mari;
Skjåk-Bræk, Gudmund.
(2013)
Analysis of G-Block Distributions and Their Impact on Gel Properties of in Vitro Epimerized Mannuronan.
Biomacromolecules.
volum 14 (10).
Academic article
-
Berven, Lise;
Solberg, Rigmor;
Truong, Hoa Hong Thi;
Arlov, Øystein;
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund;
Jacobsen, Wolfgang Mathias;
Johansen, Harald Thidemann;
Samuelsen, Anne Berit C..
(2013)
Alginates induce legumain activity in RAW 264.7 cells and accelerate autoactivation of prolegumain.
Bioactive Carbohydrates and Dietary Fibre.
volum 2.
Academic article
-
Borgogna, Massimiliano;
Skjåk-Bræk, Gudmund;
Paoletti, Sergio;
Donati, Ivan.
(2013)
On the Initial Binding of Alginate by Calcium Ions. The Tilted Egg-Box Hypothesis.
Journal of Physical Chemistry B.
volum 117 (24).
Academic article
-
Khong, Thang Trung;
Aarstad, Olav Andreas;
Skjåk-Bræk, Gudmund;
Draget, Kurt Ingar;
Vårum, Kjell Morten.
(2013)
Gelling Concept Combining Chitosan and Alginate - Proof of Principle.
Biomacromolecules.
volum 14 (8).
Academic article
-
Rokstad, Anne Mari;
Brekke, Ole Lars;
Steinkjer, Bjørg;
Ryan, Liv;
Kolláriková, Gabriela;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Lambris, John D.;
Lacík, Igor;
Mollnes, Tom Eirik;
Espevik, Terje.
(2013)
The induction of cytokines by polycation containing microspheres by a complement dependent mechanism.
Biomaterials.
volum 34 (3).
Academic article
-
Tøndervik, Anne;
Klinkenberg, Geir;
Aachmann, Finn Lillelund;
Svanem, Britt Iren Glærum;
Ertesvåg, Helga;
Ellingsen, Trond Erling;
Valla, Svein;
Skjåk-Bræk, Gudmund;
Sletta, Håvard.
(2013)
Mannuronan C-5 Epimerases Suited for Tailoring of Specific Alginate Structures Obtained by High-Throughput Screening of an Epimerase Mutant Library.
Biomacromolecules.
volum 14 (8).
Academic article
2012
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Aachmann, Finn Lillelund;
Sørlie, Morten;
Skjåk-Bræk, Gudmund;
Eijsink, Vincent;
Vaaje-Kolstad, Gustav.
(2012)
NMR structure of a lytic polysaccharide monooxygenase provides insight into copper binding, protein dynamics, and substrate interactions.
Proceedings of the National Academy of Sciences of the United States of America.
volum 109 (46).
Academic article
-
Aarstad, Olav Andreas;
Tøndervik, Anne;
Sletta, Håvard;
Skjåk-Bræk, Gudmund.
(2012)
Alginate sequencing: An analysis of block distribution in alginates using specific alginate degrading enzymes.
Biomacromolecules.
volum 13 (1).
Academic article
-
Mørch, Yrr Asbjørg;
Qi, Meirigeng;
Gundersen, Per Ole M.;
Formo, Kjetil Ødegård;
Lacík, Igor;
Skjåk-Bræk, Gudmund;
Oberholzer, José;
Strand, Berit Løkensgard.
(2012)
Binding and leakage of barium in alginate microbeads.
Journal of Biomedical Materials Research. Part A.
volum 100A (11).
Academic article
-
Mørch, Yrr Asbjørg;
Sandvig, Ioanna;
Olsen, Øystein;
Donati, Ivan;
Thuen, Marte;
Skjåk-Bræk, Gudmund;
Haraldseth, Olav;
Brekken, Christian.
(2012)
Mn-alginate gels as a novel system for controlled release of Mn2+ in manganese-enhanced MRI.
Contrast Media & Molecular Imaging.
volum 7 (2).
Academic article
-
Qi, Meirigeng;
Mørch, Yrr Asbjørg;
Lacík, Igor;
Formo, Kjetil Ødegård;
Marchese, Enza;
Wang, Yong;
Danielson, Kirstie K.;
Kinzer, Katie;
Wang, Shusen;
Barbaro, Barbara;
Kolláriková, Gabriela;
Chorvát, Dusan;
Hunkeler, David;
Skjåk-Bræk, Gudmund;
Oberholzer, José;
Strand, Berit Løkensgard.
(2012)
Survival of human islets in microbeads containing high guluronic acid alginate crosslinked with Ca2+ and Ba2+.
Xenotransplantation.
volum 19 (6).
Academic article
-
Skjåk-Bræk, Gudmund;
Draget, Kurt Ingar.
(2012)
Alginates: Properties and Applications.
Polymer Science: A Comprehensive Reference.
Academic chapter/article
-
Stenvik, Jørgen;
Sletta, Håvard;
Grimstad, Øystein;
Pukstad, Brita;
Ryan, Liv;
Aune, Randi;
Strand, Wenche Iren;
Tøndervik, Anne;
Torp, Sverre Helge;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(2012)
Alginates induce differentiation and expression of CXCR7 and CXCL12/SDF-1 in human keratinocytes - the role of calcium.
Journal of Biomedical Materials Research. Part A.
volum 100A (10).
Academic article
2011
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Andreassen, Trygve;
Buchinger, Edith;
Skjåk-Bræk, Gudmund;
Valla, Svein;
Aachmann, Finn Lillelund.
(2011)
H-1, C-13 and N-15 resonances of the AlgE62 subunit from Azotobacter vinelandii mannuronan C5-epimerase.
Biomolecular NMR Assignments.
volum 5 (2).
Academic article
-
Buchinger, Edith;
Skjåk-Bræk, Gudmund;
Valla, Svein;
Wimmer, Reinhard;
Aachmann, Finn Lillelund.
(2011)
NMR assignments of 1H, 13C and 15N resonances of the C-terminal subunit from Azotobacter vinelandii mannuronan C5-epimerase 6 (AlgE6R3).
Biomolecular NMR Assignments.
volum 5 (1).
Academic article
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund.
(2011)
Alginates: Existing and potential biotechnological and medical applications.
Renewable resources for functional polymers and biomaterials.
Academic chapter/article
-
Rokstad, Anne Mari;
Brekke, Ole Lars;
Steinkjer, Bjørg;
Ryan, Liv;
Kolláriková, Gabriela;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Lacík, Igor;
Espevik, Terje;
Mollnes, Tom Eirik.
(2011)
Alginate microbeads are complement compatible, in contrast to polycation containing microcapsules, as revealed in a human whole blood model.
Acta Biomaterialia.
volum 7 (6).
Academic article
2010
-
Buchinger, Edith;
Aachmann, Finn Lillelund;
Aranko, A. Sesilja;
Valla, Svein;
Skjåk-Bræk, Gudmund;
Iwai, Hideo;
Wimmer, Reinhard.
(2010)
Use of protein trans-splicing to produce active and segmentally H-2, N-15 labeled mannuronan C5-epimerase AlgE4.
Protein Science.
volum 19 (8).
Academic article
-
Tierney, Sven;
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2010)
Interferometric characterization of swelling of covalently crosslinked alginate gel and changes associated with polymer impregnation.
Carbohydrate Polymers.
volum 80 (3).
Academic article
-
Tøndervik, Anne;
Klinkenberg, Geir;
Aarstad, Olav Andreas;
Drabløs, Finn;
Ertesvåg, Helga;
Ellingsen, Trond Erling;
Skjåk-Bræk, Gudmund;
Valla, Svein;
Sletta, Håvard.
(2010)
Isolation of Mutant Alginate Lyases with Cleavage Specificity for Di-guluronic Acid Linkages.
Journal of Biological Chemistry.
volum 285 (46).
Academic article
2009
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Ballance, Simon;
Aarstad, Olav Andreas;
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund;
Christensen, Bjørn Erik.
(2009)
Preparation of high purity monodisperse oligosaccharides derived from mannuronan by size-exclusion chromatography followed by semi-preparative high-performance anion-exchange chromatography with pulsed amperometric detection.
Carbohydrate Research.
volum 344.
Academic article
-
De Vos, Paul;
Bucko, Marek;
Gemeiner, Peter;
Navrátil, Marián;
Svitel, Juraj;
Faas, Marijke;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Mørch, Yrr Asbjørg;
Vikartovská, Alica;
Lacík, Igor;
Kolláriková, Gabriela;
Orive, Gorka;
Poncelet, Dennis;
Pedraz, Jose Luis;
Ansorge-Schumacher, Marion B..
(2009)
Multiscale requirements for bioencapsulation in medicine and biotechnology.
Biomaterials.
volum 30 (13).
Scientific translation/review
-
Donati, Ivan;
Mørch, Yrr Asbjørg;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Paoletti, Sergio.
(2009)
Effect of Elongation of Alternating Sequences on Swelling Behavior and Large Deformation Properties of Natural Alginate Gels.
Journal of Physical Chemistry B.
volum 113 (39).
Academic article
-
Ertesvåg, Helga;
Valla, Svein;
Skjåk-Bræk, Gudmund.
(2009)
Enzymatic alginate modification.
Alginates: Biology and Applications.
Academic chapter/article
-
Espevik, Terje;
Rokstad, Anne Mari;
Kulseng, Bård Eirik;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2009)
Mechanisms of the host immune response to alginate microcapsules.
The Bioartificial Pancreas and Other Biohybrid Therapies.
Chapter
-
Kristiansen, Kåre Andre;
Schirmer, Bjørn Christian;
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund;
Draget, Kurt Ingar;
Christensen, Bjørn Erik.
(2009)
Novel alginates prepared by independent control of chain stiffness and distribution of G-residues: Structure and gelling properties.
Carbohydrate Polymers.
volum 77 (4).
Academic article
-
Mørch, Yrr Asbjørg;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2009)
Alginate structure function relationships relevant to their use for cell encapsulation.
The Bioartificial Pancreas and Other Biohybrid Therapies.
Academic chapter/article
2008
-
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund.
(2008)
1H, 15N, 13C resonance assignment of the AlgE6R1 subunit from the Azotobacter vinelandii mannuronan C5-epimerase.
Biomolecular NMR Assignments.
Academic article
-
Mørch, Yrr Asbjørg;
Holtan, Synnøve;
Donati, Ivan;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2008)
Mechanical properties of C-5 epimerized alginates.
Biomacromolecules.
volum 9 (9).
Academic article
-
Qi, Meirigeng;
Strand, Berit Løkensgard;
Mørch, Yrr Asbjørg;
Lacík, Igor;
Wang, Yong;
Salehi, Payam;
Barbaro, Barbara;
Gangemi, Antonio;
Kuechle, Joseph;
Romagnoli, Travis;
Hansen, Michael A.;
Rodriguez, Lisette A.;
Benedetti, Enrico;
Hunkeler, David;
Skjåk-Bræk, Gudmund;
Oberholzer, José.
(2008)
Encapsulation of Human Islets in Novel Inhomogeneous Alginate-Ca2+/Ba2+ Microbeads: In Vitro and In Vivo Function.
Artificial Cells, Blood Substitutes, and Biotechnology.
volum 36 (5).
Academic article
2007
-
Christensen, Bjørn Erik;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(2007)
Comment and Reply - Comment on “Conformational changes and aggregation of alginic acid as determined by fluorescence correlation spectroscopy”.
Biomacromolecules.
volum 8.
Editorial
-
Dentini, Mariella;
Rinaldi, Gianluca;
Barbetta, Andrea;
Risica, Daniela;
Anselmi, Claudio;
Skjåk-Bræk, Gudmund.
(2007)
Ionic gel formation of a (pseudo)alginate characterised by an alternating MG sequence produced by epimerising mannuronan with AlgE4.
Carbohydrate Polymers.
volum 67.
Academic article
-
Donati, Ivan;
Haug, Ingvild;
Scarpa, Tommaso;
Borgogna, Massimiliano;
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Paoletti, Sergio.
(2007)
Synergistic effects in semidilute mixed solutions of alginate and lactose-modified chitosan (chitlac).
Biomacromolecules.
volum 8.
Academic article
-
Mørch, Yrr Asbjørg;
Donati, Ivan;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2007)
Molecular engineering as an approach to design new functional properties of alginate.
Biomacromolecules.
volum 8.
Academic article
-
Qi, M.;
Strand, Berit Løkensgard;
Lacik, I.;
Wang, Y.;
Barbaro, B.;
Gangemi, A.;
Salehi, P.;
Kuechle, J.;
Benedetti, E.;
Hunkeler, D.;
Skjåk-Bræk, Gudmund;
Oberholzer, J..
(2007)
Prolonged immunosuppression-free survival of TAM encapsulated human islet grafts in diabetic, immunocompetent mice.
American Journal of Transplantation.
volum 7.
Summary/Abstract
-
Sikorski, Pawel;
Mo, Frode;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2007)
Evidence for egg-box-compatible interactions in calcium-alginate gels from fiber X-ray diffraction.
Biomacromolecules.
volum 8.
Academic article
-
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2007)
Macromolecular motion at the nanoscale of enzymes working on polysaccharides.
Lecture Notes in Physics.
volum 711.
Academic article
2006
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2006)
Similarities and differences between alginic acid gels and ionically crosslinked alginate gels.
Food Hydrocolloids.
volum 20.
Academic article
-
Dentini, Mariella;
Caucci, Daniele;
Barbetta, Andrea;
Crescenzi, Vittorio;
Skjåk-Bræk, Gudmund;
Capitani, Donatella;
Mannina, Luisa;
Viel, Stephane.
(2006)
C(6)-oxidation and C(5)-epimerization of locust bean galactomannan studied by high field NMR and circular dichroism.
Biomacromolecules.
volum 7.
Academic article
-
Dentini, Mariella;
Rinaldi, Gianluca;
Barbetta, Andrea;
Risica, Daniela;
Skjåk-Bræk, Gudmund.
(2006)
Acid gel formation in (pseudo) alginates with and without G blocks produced by epimerising mannuronan with C5 epimerases.
Carbohydrate Polymers.
volum 63.
Academic article
-
Draget, Kurt Ingar;
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(2006)
Alginates.
Food Polysaccharides and Their Applications.
Academic chapter/article
-
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2006)
Friskere fisk med tang og tare.
Gemini.
Popular scientific article
-
Hartmann, Martin;
Dentini, Mariella;
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund.
(2006)
Enzymatic modification of alginates with the mannuronan C-5 epimerase AlgE4 enhances their solubility at low pH.
Carbohydrate Polymers.
volum 63.
Academic article
-
Holtan, Synnøve;
Bruheim, Per;
Skjåk-Bræk, Gudmund.
(2006)
Mode of action and subsite studies of the guluronan block forming mannuronan C-5 epimerases AlgE1 and AlgE6.
Biochemical Journal.
volum 395.
Academic article
-
Holtan, Synnøve;
Zhang, Qiujin;
Strand, Wenche Iren;
Skjåk-Bræk, Gudmund.
(2006)
Characterization of the hydrolysis mechanism of polyalternating alginate in weak acid and assignment of the resulting MG-oligosaccharides by NMR spectroscopy and ESI-mass spectrometry.
Biomacromolecules.
volum 7.
Academic article
-
Mørch, Yrr Asbjørg;
Donati, Ivan;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2006)
Effect of Ca2+, Ba2+, and Sr2+ on alginate microbeads.
Biomacromolecules.
volum 7.
Academic article
-
Rokstad, Anne Mari Aukan;
Donati, Ivan;
Borgogna, Massimiliano;
Oberholzer, José;
Strand, Berit Løkensgard;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2006)
Cell-compatible covalently reinforced beads obtained from a chemoenzymatically engineered alginate.
Biomaterials.
volum 27.
Academic article
2005
-
Ballance, Simon;
Holtan, Synnøve;
Aarstad, Olav Andreas;
Sikorski, Pawel T.;
Skjåk-Bræk, Gudmund;
Christensen, Bjørn Erik.
(2005)
Application of high-performance anion-exchange chromatography with pulsed amperometric detection and statistical analysis to study oligosaccharide distributions - a complementary method to investigate the structure and some properties of alginates.
Journal of Chromatography A.
volum 1093.
Academic article
-
Donati, I;
Holtan, Synnøve;
Mørch, Yrr Asbjørg;
Borgogna, M;
Dentini, M;
Skjåk-Bræk, Gudmund.
(2005)
New hypothesis on the role of alternating sequences in calcium-alginate gels.
Biomacromolecules.
volum 6.
Academic article
-
Strugala, Vicki;
Kennington, Erika J.;
Campbell, Robert J.;
Skjåk-Bræk, Gudmund;
Dettmar, Peter W..
(2005)
Inhibition of pepsin activity by alginates in vitro and the effect of epimerization.
International Journal of Pharmaceutics.
volum 304.
Academic article
-
Dentini, M;
Rinaldi, G;
Risica, Daniela;
Barbetta, A.;
Skjåk-Bræk, Gudmund.
(2005)
Comparative studies on solution characteristics of mannuronan epimerized by C-5 epimerases.
Carbohydrate Polymers.
volum 59.
Academic article
-
Donati, Ivan;
Draget, Kurt Ingar;
Borgogna, Massimiliano;
Paoletti, Sergio;
Skjåk-Bræk, Gudmund.
(2005)
Tailor-made alginate bearing galactose moieties on mannuronic residues: Selective modification achieved by a chemoenzymatic strategy.
Biomacromolecules.
volum 6.
Academic article
-
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2005)
Mapping enzymatic functionalities of mannuronan C-5 epimerases and their modular units by dynamic force spectroscopy.
Carbohydrate Research.
volum 340.
Academic article
2004
-
Donati, Ivan;
Coslovi, Anna;
Gamini, Amelia;
Skjåk-Bræk, Gudmund;
Vetere, Amedeo;
Campa, Cristiana;
Paoletti, Sergio.
(2004)
Galactose-substituted alginate 2: Conformational aspects.
Biomacromolecules.
volum 5.
Academic article
-
Roubroeks, J.P.;
Skjåk-Bræk, Gudmund;
Ryan, L.;
Christensen, Bjørn Erik.
(2004)
Molecular weight dependency on the production of the TNF stimulated by fractions of rye (1-3),(1-4)-b-D-glucan.
Scandinavian Journal of Immunology.
volum 52.
Academic article
-
Strand, Wenche I.;
Skjåk-Bræk, Gudmund;
Gåserød, Olav.
(2004)
Microcapsule formulation and formation.
Kluwer Academic Publishers. 2004.
Text book
-
Bjerkan, Tonje Marita;
Bender, Carol;
Ertesvåg, Helga;
Drabløs, Finn;
Fakhr, Mohamed K.;
Preston, Lori A.;
Skjåk-Bræk, Gudmund;
Valla, Svein.
(2004)
The pseudomonas syringae genome encodes a combined mannuronan C-5-epimerase and O-acetylhydrolase, which strongly enhances the predicted gel-forming properties of alginates.
Journal of Biological Chemistry.
volum 279 (28).
Academic article
-
Bjerkan, Tonje Marita;
Lillehov, Bjørn E.;
Strand, WI;
Skjåk-Bræk, Gudmund;
Valla, Svein;
Ertesvåg, Helga.
(2004)
Construction and analyses of hybrid Azotobacter vinelandii mannuronan C-5 epimerases with new epimerization pattern characteristics.
Biochemical Journal.
volum 381.
Academic article
-
Campa, Christiana;
Holtan, Synnøve;
Nilsen, Nadra;
Bjerkan, Tonje M;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund.
(2004)
Biochemical analysis of the processive mechanism for epimerization of alginate by mannuronan C-5 epimerase AlgE4.
Biochemical Journal.
Academic article
-
Campa, Cristiana;
Holtan, Synnøve;
Nilsen, N;
Bjerkan, Tonje Marita;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund.
(2004)
Biochemical analysis of the processive mechanism for epimerization of alginate by mannuronan C-5 epimerase AlgE4.
Biochemical Journal.
volum 381.
Academic article
-
Campa, Cristiana;
Oust, Astrid;
Skjåk-Bræk, Gudmund;
Skjak-Braek, G;
Paulsen, Berit Smestad;
Paoletti, Sergio;
Christensen, Bjørn Erik;
Ballance, Simon.
(2004)
Determination of average degree of polymerisation and distribution of oligosaccharides in a partially acid-hydrolysed homopolysaccharide: A comparison of four experimental methods applied to mannuronan.
Journal of Chromatography A.
volum 1026.
Academic article
-
Crescenzi, Vittorio;
Dentini, Mariella;
Risica, Daniela;
Spadoni, Sara;
Skjåk-Bræk, Gudmund;
Capitani, Donatella;
Mannina, Luisa;
Viel, Stephane.
(2004)
C(6)-oxidation followed by C(5)-epimerization of guar gum studied by high field NMR.
Biomacromolecules.
volum 5.
Academic article
-
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2004)
Single-molecular pair unbinding studies of mannuronan C-5 epimerase AlgE4 and its polymer substrate.
Biomacromolecules.
volum 5.
Academic article
2003
-
Donati, Ivan;
Gamini, Amelia;
Skjåk-Bræk, Gudmund;
Vetere, Amedeo;
Campa, Cristiana;
Coslovi, Anna;
Paoletti, Sergio.
(2003)
Determination of the diadic composition of alginate by means of circular dichroism: a fast and accurate improved method.
Carbohydrate Research.
volum 338.
Academic article
-
Donati, Ivan;
Vetere, Amedeo;
Gamini, Amelia;
Skjåk-Bræk, Gudmund;
Coslovi, Anna;
Campa, Cristiana;
Paoletti, Sergio.
(2003)
Galactose-substituted alginate: Preliminary characterization and study of gelling properties.
Biomacromolecules.
volum 4.
Academic article
-
Gimmestad, Martin;
Sletta, Håvard;
Ertesvåg, Helga;
Bakkevig, Karianne;
Jain, Sumita;
Suh, Sang-jin;
Skjåk-Bræk, Gudmund;
Ellingsen, Trond E.;
Ohman, Dennis E.;
Valla, Svein.
(2003)
The Pseudomonas fluorescens AlgG protein, but not its mannuronan C-5-epimerase activity, is needed fro alginate polymer formation.
Journal of Bacteriology.
volum 185 (12).
Academic article
-
Hunkeler, D.;
Rajotte, R.;
Grey, D.;
Morel, Ph.;
Skjåk-Bræk, Gudmund;
Korbutt, G.;
Gill, R.;
Oberholzer, J..
(2003)
Bioartificial organ grafts: A view at the beginning of the third millennium.
Artificial Cells, Blood Substitutes, and Biotechnology.
volum 31 (4).
Academic article
-
King, Aileen;
Andersson, Arne;
Strand, Berit Løkensgard;
Lau, Joey;
Skjåk-Bræk, Gudmund;
Sandler, Stellan.
(2003)
The role of capsule composition and biologic responses in the function of transplanted microencapsulated islets of langerhans.
Transplantation.
volum 76 (2).
Academic article
-
King, Aileen;
Strand, Berit Løkensgard;
Rokstad, Anne Mari Aukan;
Andersson, Arne;
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Sandler, Stellan.
(2003)
Improvement of the biocompatibility of alginate/poly-L-lysine/alginate microcapsules by the use of epimerized alginate as a coating.
Journal of Biomedical Materials Research.
volum 64 (3).
Academic article
-
Rokstad, Anne Mari Aukan;
Strand, Berit Løkensgard;
Rian, K.;
Steinkjer, Bjørg;
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(2003)
Evaluation of different types of alginate microcapsules as bioreactors for producing endostatin.
Cell Transplantation.
volum 12.
Academic article
-
Strand, Berit Løkensgard;
Mørch, Yrr Asbjørg;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2003)
Visualization of alginate-poly-L-lysine-alginate microcapsules by confocal laser scanning microscopy.
Biotechnology and Bioengineering.
volum 82 (4).
Academic article
-
Strand, Berit Løkensgard;
Mørch, Yrr Asbjørg;
Syvertsen, Kjersti R.;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2003)
Microcapsules made by enzymatically tailored alginate.
Journal of Biomedical Materials Research.
volum 64 (3).
Academic article
-
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Gåserød, Olav.
(2003)
Microcapsule formation.
Fundamentals of cell immobilisation biotechnology.
Academic chapter/article
2002
-
Crescenzi, Vittorio;
Skjåk-Bræk, Gudmund;
Dentini, Mariella;
Masci, Giancarlo;
Bernalda, Maria Scala;
Risica, Daniela;
Capitani, Donatella;
Mannina, Luisa;
Segre, Anna Laura.
(2002)
A high field NMR study of the products ensuing from konjak glucomannan C(6)-oxidation followed by enzymatic C(5)-epimerization.
Biomacromolecules.
volum 3.
Academic article
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund.
(2002)
Alginates in Relation to HUman Health; From Commodity to High Cost Products?.
Proceedings from the 11th Gums and Stabilisers Conference for the Food Industry.
Academic chapter/article
-
Draget, Kurt Ingar;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(2002)
Alginates from algae.
Biopolymers.
Academic chapter/article
-
Flo, Trude Helen;
Ryan, Liv;
Latz, Eicke;
Takeuchi, Osamu;
Monks, Brian G.;
Lien, Egil;
Halaas, Øyvind;
Akira, Shizuo;
Skjåk-Bræk, Gudmund;
Golenbock, Douglas T.;
Espevik, Terje.
(2002)
Involvement of toll-like receptor (TLR) 2 and TLR4 in cell activation by mannuronic acid polymers.
Journal of Biological Chemistry.
volum 277 (38).
Academic article
-
Hartmann, Martin;
Duun, Anne Sissel;
Markussen, Sidsel;
Grasdalen, Hans;
Valla, Svein;
Skjåk-Bræk, Gudmund.
(2002)
Time-resolved 1H and 13C NMR spectroscopy for detailed analyses of the Azotobacter vinelandii mannuronan C-5 epimerase reaction.
Biochimica et Biophysica Acta.
volum 1570.
Academic article
-
Hartmann, Martin;
Holm, Olav B.;
Johansen, Gunn A.B.;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2002)
Mode of action of recombinant Azotobacter vinelandii mannuronan C-5 epimerases AlgE2 and AlgE4.
Biopolymers.
volum 63.
Academic article
-
Rokstad, Anne Mari Aukan;
Holtan, Synnøve;
Strand, Berit Løkensgard;
Steinkjer, Bjørg;
Ryan, Liv;
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(2002)
Microencapsulation of cells producing therapeutic proteins: Optimizing cell growth and secretion.
Cell Transplantation.
volum 11.
Academic article
-
Strand, Berit Løkensgard;
Gåserød, Olav;
Kulseng, Bård Eirik;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2002)
Alginate-polylysine-alginate microcapsules – effect of size reduction on capsule properties.
Journal of Microencapsulation.
volum 19.
Academic article
2001
-
Conceicao, L.E.C.;
Skjermo, Jorunn;
Skjåk-Bræk, Gudmund;
Verreth, J.A.J..
(2001)
Effect of an immunostimulating alginate on protein turnover of turbot (Scophthalmus maximus L.) larvae.
Fish Physiology & Biochemistry.
volum 24.
Academic article
-
Crescenzi, Vittorio;
Masci, Giancarlo;
Rori, Vania;
Skjåk-Bræk, Gudmund;
Dentini, Mariella.
(2001)
Enzymatic epimerization of bacterial mannuronan and of C-6 oxidized, galactose-depleted guar: A circular dichroism and 1H NMR study.
Biomacromolecules.
volum 2 (3).
Academic article
-
Flo, Trude Helen;
Ryan, Liv;
Kilaas, L;
Skjåk-Bræk, Gudmund;
Ingalls, Robin;
Sundan, Anders;
Golenbock, D;
Espevik, Terje.
(2001)
The involvement of CD14 and beta2-integrins in activating cells with soluble and particulate lipopolysaccharides and mannuronic acid polymers.
Infection and Immunity.
volum 68.
Academic article
-
Glærum Svanem, B.I.;
Strand, W.I.;
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund;
Hartmann, M.;
Barbeyron, T.;
Valla, Svein.
(2001)
The catalytic activities of the bifunctional Azotobacter vinelandii mannuronan C-5-epimerase and alginate lyase AlgE7 probably originate from the same active site in the enzyme.
Journal of Biological Chemistry.
volum 276 (34).
Academic article
-
Ramstad, Marit Valeur;
Markussen, Sidsel;
Ellingsen, Trond E.;
Skjåk-Bræk, Gudmund;
Levine, David William.
(2001)
Influence of environmental conditions on the activity of the recombinant mannuronan C-5-epimerase AlgE2.
Enzyme and Microbial Technology.
Academic article
-
Rokstad, Anne Mari Aukan;
Kulseng, Bård Eirik;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(2001)
Transplantation of alginate microcapsules with proliferating cells in mice. Capsular overgrowth and suvival of encapsulated cells of mice and human origin.
Annals of the New York Academy of Sciences.
volum 944.
Academic article
-
Strand, Berit Løkensgard;
Ryan, Liv;
Int Veld, Peter;
Kulseng, Bård Eirik;
Rokstad, Anne Mari Aukan;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(2001)
Poly-L-Lysine Induces Fibrosis on Alginate Microcapsules via the Induction of Cytokines.
Cell Transplantation.
volum 10.
Academic article
2000
-
Crescenzi, V.;
Hartmann, Morten;
de Nooy, A E J.;
Rori, V.;
Masci, G.;
Skjåk-Bræk, Gudmund.
(2000)
Epimerization of nonnatural uronans with mannuronan C-5-epimerases to obtain alginatelike polysaccharides.
Biomacromolecules.
volum 1 (3).
Academic article
-
Draget, Kurt Ingar;
Strand, Berit Løkensgard;
Hartmann, Martin;
Valla, Svein;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(2000)
Ionic and acid gel formation of epimerised alginates : the effect of AlgE4.
International Journal of Biological Macromolecules.
volum 27.
Academic article
-
Flo, T.H.;
Ryan, L.;
Kilaas, L.;
Skjåk-Bræk, Gudmund;
Ingalls, R.R.;
Sundan, A.;
Golenbock, D.T.;
Espevik, Terje.
(2000)
Involvement of CD14 and beta2-integrins in activating cells with soluble and particulate lipopolysaccharides and mannuronic acid polymers.
Infection and Immunity.
volum 68 (12).
Academic article
-
Flo, Trude Helen;
Ryan, Liv;
Kilaas, Lars;
Skjåk-Bræk, Gudmund;
Ingalls, Robin R.A;
Sundan, Anders;
Golenbock, Douglas T.;
Espevik, Terje.
(2000)
Involvement of CD14 and _B2-integrins in activating cells with soluble and particulate lipopolysaccharides and mannuronic acid polymers.
Infection and Immunity.
volum 68 (12).
Academic article
-
Rokstad, Anne Mari Aukan;
Skjermo, Jorunn;
Skjåk-Bræk, Gudmund;
Vadstein, Olav.
(2000)
Makrofagstudier hos piggvar og kveite etter immunstimulering med FMI in vitro og in vivo.
2000.
Report
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Roubroeks, J.P.;
Skjåk-Bræk, Gudmund;
Ryan, L.;
Christensen, B.E..
(2000)
Molecular Weight Dependency on the Production of the TNF Stimulated by Fractions of rye (1-3),(1-4)-beta-D-Glucan.
Scandinavian Journal of Immunology.
Academic article
-
Roubroeks, J.P.;
Skjåk-Bræk, Gudmund;
Ryan, L.;
Christensen, B.E..
(2000)
Molecular Weight Dependency on the Production of the TNF Stimulated by Fractions of rye (1-3),(1-4)-beta-D-Glucan.
Scandinavian Journal of Immunology.
Academic article
-
Skjåk-Bræk, Gudmund;
Flo, Trude Helen;
Halaas, Øyvind;
Espevik, Terje.
(2000)
Immune stimulating properties of di-equatorially beta(1->4) linked poly-uronides.
Proceedings of the Phytochemical Society of Europe.
volum 44.
Academic article
-
Strand, B.L.;
Mørch, Y.A.;
Skjåk-Bræk, Gudmund.
(2000)
Alginate as immobilization matrix for cells.
Minerva biotecnologica (Testo stampato).
volum 12 (4).
Academic article
-
Thu, Beate;
Gåserød, Olav;
Paus, Didrik;
Mikkelsen, Arne;
Skjåk-Bræk, Gudmund;
Toffanin, Renato;
Vittur, Franco;
Rizzo, Roberto.
(2000)
Inhomogeneous alginate gel spheres: An assessment of the polymer gradients by synchrotron radiation-induced X-ray emission, magnetic resonance microimaging, and mathematical modeling.
Biopolymers.
volum 53.
Academic article
1999
-
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund.
(1999)
Modification of alginate using mannuronan C-5-epimerases.
Methods in biotechnology. Vol 10: Carbohydrate biotechnology protocols.
Academic chapter/article
-
Gåserød, Olav;
Sannes, Andrea;
Skjåk-Bræk, Gudmund.
(1999)
Microcapsules of alginate-chitosan. II. A study of capsule stability and permeability.
Biomaterials.
volum 20.
Academic article
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Høidal, Hilde Kristin;
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger;
Valla, Svein.
(1999)
The Recombinant Azotobacter vinelandii Mannuronan C-5-Epimerase AlGE4 Epimerizes Alginate by a Nonrandom Attack Mechanism.
Journal of Biological Chemistry.
volum 274 (18).
Academic article
-
King, Aileen;
Sandler, Stellan;
Andersson, Arne;
Hellerström, Claes;
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund.
(1999)
Glucose metabolism in vitro of cultured and transplanted mouse pancreatic islets microencapsulated by means of a high-voltage electrostatic field.
Diabetes Care.
volum 22 (Suppl 2).
Academic article
-
Kulseng, Bård Eirik;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(1999)
Behandling av diabetes mellitus med transplantasjon av immunbeskyttet øyvev fra pancreas.
Tidsskrift for Den norske legeforening.
volum 119 (28).
Academic article
-
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Ryan, Liv;
Andersson, Arne;
King, Aileen;
Faxvaag, Arild;
Espevik, Terje.
(1999)
Transplantation of alginate microcapsules.
Transplantation.
volum 67 (7).
Academic article
-
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Ryan, Liv;
Andersson, Arne;
King, Aileen;
Faxvaag, Arild;
Espevik, Terje.
(1999)
Transplantation of alginate microcapsules. Generation of antibodies against alginates and encapsulated porcine islet-like cell clusters.
Transplantation.
volum 67 (7).
Academic article
-
Ramstad, Marit Valeur;
Ellingsen, Trond E.;
Josefsen, Kjell D.;
Høidal, Hilde K.;
Valla, Svein;
Skjåk-Bræk, Gudmund;
Levine, David William.
(1999)
Properties and action pattern of the recombinant mannuronan C-5-epimerase AlgE2.
Enzyme and Microbial Technology.
Academic article
-
Svanem, B I G.;
Skjåk-Bræk, Gudmund;
Ertesvåg, Helga;
Valla, Svein.
(1999)
Cloning and expression of three new Azotobacter vinelandii genes closely related to a previously described gene family encoding mannuronan C-5-epimerases.
Journal of Bacteriology.
volum 181 (1).
Academic article
1998
-
Berntzen, G.;
Flo, T;
Medvedev, A;
Kilaas, L;
Skjåk-Bræk, Gudmund;
Sundan, A;
Espevik, Terje.
(1998)
The tumor necrosis factor-inducing potency of lipopolysaccharide and uronic acid polymers is increased when they are covalently linked to particles.
Clinical and Vaccine Immunology.
Academic article
-
Berntzen, Gøril;
Flo, Trude Helen;
Medvedev, Andrei E.;
Skjåk-Bræk, Gudmund.
(1998)
The tumor necrosis factor-inducing potency of lipopolysacharide and uronic acid polymers is increased when they are covalently linked to particles.
Clinical and Laboratory Immunology.
volum 5/1998 (3).
Academic article
-
Ertesvåg, Helga;
Erlien, Frode;
Skjåk-Bræk, Gudmund;
Rehm, Bernd H. A.;
Valla, Svein.
(1998)
Biochemical properties and substrate specificities of a recombinantly produced Azotobacter vinelandii alginate lyase.
Journal of Bacteriology.
volum 180 (15).
Academic article
-
Ertesvåg, Helga;
Høidal, Hilde Kristin;
Skjåk-Bræk, Gudmund;
Valla, Svein.
(1998)
The Azotobacter vinelandii mannuronan C-5-epimerase AlgE1 consists of two separate catalytic domains.
Journal of Biological Chemistry.
volum 273.
Academic article
-
Ertesvåg, Helga;
Høidal, Hilde Kristin;
Skjåk-Bræk, Gudmund;
Valla, Svein.
(1998)
The Azotobacter vinelandii mannuronan C-5-epimerase AlgE1 consists of two separate catalytic domains.
Journal of Biological Chemistry.
volum 273.
Academic article
-
Gåserød, Olav;
Jolliffe, Ian G.;
Hampson, Frank C.;
Dettmar, Peter W.;
Skjåk-Bræk, Gudmund.
(1998)
The enhancement of the bioadhesive properties of calcium alginate gel beads by coating with chitosan.
International Journal of Pharmaceutics.
Academic article
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Gåserød, Olav;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(1998)
Microcapsules of alginate-chitosan - I : a quantitative study of the interaction between alginate and chitosan.
Biomaterials.
volum 19.
Academic article
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Quong, D.;
Neufeld, R.J.;
Skjåk-Bræk, Gudmund;
Poncelet, D..
(1998)
External versus internal source of calcium during the gelation of alginate beads for DNA encapsulation.
Biotechnology and Bioengineering.
volum 57 (4).
Academic article
1997
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1997)
Alginate based new materials.
International Journal of Biological Macromolecules.
volum 21.
Academic article
-
Jahr, Tove Gullstein;
Ryan, Liv;
Sundan, Anders;
Lichenstein, Henri S.;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(1997)
Induction of tumor necrosis factor production from monocytes stimulated with mannuronic acid polymers and involvement of lipopolysaccharide-binding protein, CD14, and bactericidal/ permeability-increasing factor.
Infection and Immunity.
volum 65 (1).
Academic article
-
Kulseng, Bård Eirik;
Thu, Beate;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(1997)
Alginate polylysine microcapsules as immune barrer : permeability of cytokines and immmunoglobulins over the capsule membrane.
Cell Transplantation.
volum 6 (4).
Academic article
-
Sandler, Stellan;
Andersson, Arne;
Eizirik, Décio L.;
Hellerström, Claes;
Espevik, Terje;
Kulseng, Siri;
Thu, Beate;
Pipeleers, Daniel G.;
Skjåk-Bræk, Gudmund.
(1997)
Assessment of insulin secretion in vitro from microencapsulated fetal procine islet-like cell clusters and rat, mouse, and human pancreatic islets.
Transplantation.
volum 63 (12).
Academic article
-
Thu, Beate;
Skjåk-Bræk, Gudmund;
Micali, Fulvio;
Vittur, Franco;
Rizzo, Roberto.
(1997)
The spatial distribution of calcium in alginate gel beads analysed by synchrotron-radiation induced X-ray emission (SRIXE).
Carbohydrate Research.
volum 297.
Academic article
1996
-
Abrahamson, Michael;
Lewandowski, Zbigniew;
Geesey, Gill;
Skjåk-Bræk, Gudmund;
Strand, Wenche;
Christensen, Bjørn E..
(1996)
Development of an artificial biofilm to study the effects of a single microcolony on mass transport.
Journal of Microbiological Methods.
volum 26.
Academic article
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Christensen, Bjørn E.;
Gåserød, Olav;
Smidsrød, Olav.
(1996)
Swelling and partial solubilization of alginic acid gel beads in acidic buffer.
Carbohydrate Polymers.
volum 29.
Academic article
-
Ertesvåg, Helga;
Valla, Svein;
Skjåk-Bræk, Gudmund.
(1996)
Genetics and biosynthesis of alginates.
Carbohydrates in Europe.
volum 14.
Academic article
-
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Følling, Ivar;
Espevik, Terje.
(1996)
TNF production from peripheral blood mononuclear cells in diabetic patients after stimulation with alginate and lipopolysaccharide.
Scandinavian Journal of Immunology.
volum 43.
Academic article
-
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(1996)
Application of alginate gels in biotechnology and biomedicine.
Carbohydrates in Europe.
volum 14.
Academic article
-
Thu, Beate;
Bruheim, Per;
Espevik, Terje;
Smidsrød, Olav;
Soon-Shiong, P.;
Skjåk-Bræk, Gudmund.
(1996)
Alginate polycation microcapsules. I, Interaction between alginate and polycation.
Biomaterials.
volum 17.
Academic article
-
Thu, Beate;
Bruheim, Per;
Espevik, Terje;
Smidsrød, Olav;
Soon-Shiong, Patrick;
Skjåk-Bræk, Gudmund.
(1996)
Alginate polycation microcapsules. II, Some functional properties.
Biomaterials.
volum 17.
Academic article
-
Valla, Svein;
Skjåk-Bræk, Gudmund.
(1996)
Alginate : a target molecule for genetic engineers and a versatile material for the biotechnologist.
Agro Food Industry Hi-Tech.
Academic article
1995
-
Skjermo, Jorunn;
Defoort, Thomas;
Dehasque, Marleen;
Espevik, Terje;
Olsen, Yngvar;
Skjåk-Bræk, Gudmund;
Sorgeloost, Patrick;
Vadstein, Olav.
(1995)
Immunostimulation of juvenile turbot (Scophthalmus maximus L.) using an alginate with high mannuronic acid content administered via the live food organism Artemia.
Fish and Shellfish Immunology.
volum 5.
Academic article
-
Skjåk-Bræk, Gudmund;
Espevik, Terje;
Otterlei, Marit;
Smidsrød, Olav;
Soon-Shiong, P..
(1995)
Homologous guluronic acid alginate coating composition for in vivo application and implantation and method using the same.
1995. US-Patent 5459 054, Oct. 1995.
Report
1994
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1994)
Alginic acid gels : the effect of alginate chemical composition and molecular weight.
Carbohydrate Polymers.
volum 25.
Academic article
-
Ertesvåg, Helga;
Doseth, Berit;
Larsen, Bjørn;
Skjåk-Bræk, Gudmund;
Valla, Svein.
(1994)
Cloning and expression of an Azotobacter vinelandii mannuronan C-5-epimerase gene.
Journal of Bacteriology.
volum 176 (10).
Academic article
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1994)
Calcium alginate gel fibers : influence of alginate source and gel structure on fiber strength.
Journal of Applied Polymer Science.
volum 51.
Academic article
1993
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav;
Elgsæter, Arnljot.
(1993)
A new approach for estimating the crosslink density of covalently crosslinked ionic polysaccharide gels.
Carbohydrate Polymers.
Academic article
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav;
Elgsæter, Arnljot.
(1993)
Swelling of covalently crosslinked alginate gels : influence of ionic solutes and nonpolar solvents.
Macromolecules.
Academic article
-
Stokke, Bjørn Torger;
Smidsrød, Olav;
Strand, Wenche;
Skjåk-Bræk, Gudmund;
et al., [Mangler fornavn].
(1993)
Distribution of uronate residues in alginate chains in relation toalginate gelling properties. 2: Enrichment of beta-D-mannuronic acid and depletion of alfa-L-guluronic acid in sol fraction.
Carbohydrate Polymers.
Academic article
1992
-
Hertzberg, Sissel;
Kvittingen, Lise;
Anthonsen, Thorleif;
Skjåk-Bræk, Gudmund.
(1992)
Alginate as immobilization matrix and stabilizing agent in a two-phase liquid system: Application in lipase-catalysed reactions.
Enzyme and Microbial Technology.
volum 14.
Academic article
-
Martinsen, Anita;
Storrø, Ivar;
Skjåk-Bræk, Gudmund.
(1992)
Alginate as immobilization material: Diffusional Properties of Alginate Gel Beads.
Biotechnology and Bioengineering.
volum 39.
Academic article
-
Moe, Størker;
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1992)
Temperature dependence of the elastic modulus of alginate gels.
Carbohydrate Polymers.
volum 19.
Academic article
-
Soon-Shong, P.;
Feldman, E.;
Nelson, R.;
Komtebedde, J.;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund;
Espevik, Terje;
Heintz, R.;
Lee, M..
(1992)
Successful reversal of spontaneous diabetes in dogs by intraperitonal microencapsulated islets.
Transplantation.
volum 54 (5).
Academic article
1991
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1991)
Covalently cross-linked sodium alginate beads.
Food Hydrocolloids.
volum 5 (1/2).
Academic article
-
Stokke, Bjørn Torger;
Smidsrød, Olav;
Bruheim, Per;
Skjåk-Bræk, Gudmund.
(1991)
Distribution of uronate residues in alginate chains in relation to alginate gelling properties.
Macromolecules.
volum 24.
Academic article
Scientific articles
-
Tøndervik, Anne;
Aune, Randi;
Degelmann, Adelheid;
Piontek, Michael;
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund;
Sletta, Håvard.
(2022)
Strain Construction and Process Development for Efficient Recombinant Production of Mannuronan C-5 Epimerases in Hansenula polymorpha.
Frontiers in Plant Science.
volum 13.
Academic article
-
Stanisci, Annalucia;
Tøndervik, Anne;
Gaardløs, Margrethe;
Lervik, Anders;
Skjåk-Bræk, Gudmund;
Sletta, Håvard;
Aachmann, Finn Lillelund.
(2020)
Identification of a Pivotal Residue for Determining the Block Structure-Forming Properties of Alginate C-5 Epimerases.
ACS Omega.
volum 5 (8).
Academic article
-
Tøndervik, Anne;
Aarstad, Olav Andreas;
Aune, Randi;
Maleki, Susan;
Rye, Philip D;
Dessen, Arne;
Skjåk-Bræk, Gudmund;
Sletta, Håvard.
(2020)
Exploiting mannuronan C-5 epimerases in commercial alginate production.
Marine Drugs.
volum 18 (11).
Academic article
-
Aarstad, Olav Andreas;
Stanisci, Annalucia;
Sætrom, Gerd Inger;
Tøndervik, Anne;
Sletta, Håvard;
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund.
(2019)
Biosynthesis and Function of Long Guluronic Acid-Blocks in Alginate Produced by Azotobacter vinelandii.
Biomacromolecules.
volum 20 (4).
Academic article
-
Kopplin, Georg;
Rokstad, Anne Mari;
Mélida, Hugo;
Bulone, Vincent;
Skjåk-Bræk, Gudmund;
Aachmann, Finn Lillelund.
(2018)
Structural characterization of fucoidan from Laminaria hyperborea: Assessment of coagulation and inflammatory properties and their structure−function relationship.
ACS Applied Bio Materials (AABM).
volum 1 (6).
Academic article
-
Mathieu, Sophie;
Touvrey-Loiodice, Melanie;
Poulet, Laurent;
Drouillard, Sophie;
Vincentelli, Renaud;
Henrissat, Bernard;
Skjåk-Bræk, Gudmund;
Helbert, William.
(2018)
Ancient acquisition of "alginate utilization loci" by human gut microbiota.
Scientific Reports.
volum 8 (8075).
Academic article
-
Stanisci, Annalucia;
Aarstad, Olav Andreas;
Tøndervik, Anne;
Sletta, Håvard;
Dypås, Lene Brattsti;
Skjåk-Bræk, Gudmund;
Aachmann, Finn Lillelund.
(2018)
Overall size of mannuronan C5-Epimerases influences their ability to epimerize modified alginates and alginate gels.
Carbohydrate Polymers.
volum 180.
Academic article
-
Arlov, Øystein;
Öztürk, Ece;
Steinwachs, Mattihas Reinhard;
Skjåk-Bræk, Gudmund;
Zenobi-Wong, Marcy.
(2017)
Biomimetic sulphated alginate hydrogels suppress IL-1B-induced inflammatory responses in human chondrocytes.
European Cells and Materials.
volum 33.
Academic article
-
Dunlop, Alex;
Bowman, Kate;
Aarstad, Olav Andreas;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger;
Round, Andrew N.
(2017)
Polymer sequencing by molecular machines: a framework for predicting the resolving power of a sliding contact force spectroscopy sequencing method.
Nanoscale.
volum 9 (39).
Academic article
-
Ermund, Anna;
Recktenwald, Christian V.;
Skjåk-Bræk, Gudmund;
Meiss, Lauren N.;
Onsøyen, Edvar Jarle;
Rye, Philip D.;
Dessen, Arne;
Myrset, Astrid Hilde;
Hansson, Gunnar C..
(2017)
OligoG CF-5/20 normalizes cystic fibrosis mucus by chelating calcium.
Clinical and Experimental Pharmacology and Physiology.
volum 44 (6).
Academic article
-
Strand, Berit Løkensgard;
Coron, Abba Elizabeth;
Skjåk-Bræk, Gudmund.
(2017)
Current and Future Perspectives on Alginate Encapsulated Pancreatic Islet.
Stem Cells Translational Medicine.
volum 6 (4).
Academic article
-
Arlov, Øystein;
Skjåk-Bræk, Gudmund;
Rokstad, Anne Mari.
(2016)
Sulfated alginate microspheres associate with factor H and dampen the inflammatory cytokine response.
Acta Biomaterialia.
volum 42.
Academic article
-
Bowman, Kate A.;
Aarstad, Olav Andreas;
Nakamura, Marcela;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund;
Round, Andrew N..
(2016)
Single molecule investigation of the onset and minimum size of the calcium-mediated junction zone in alginate.
Carbohydrate Polymers.
volum 148.
Academic article
-
Bowman, Kate;
Aarstad, Olav Andreas;
Stokke, Bjørn Torger;
Skjåk-Bræk, Ola Gudmund;
Round, Andrew N.
(2016)
Sliding Contact Dynamic Force Spectroscopy Method for Interrogating Slow Forming Polymer Cross-Links.
Langmuir.
volum 32 (48).
Academic article
-
Mathieu, Sophie;
Henrissat, Bernard;
Labre, Flavien;
Skjåk-Bræk, Gudmund;
Helbert, William.
(2016)
Functional Exploration of the Polysaccharide Lyase Family PL6.
PLOS ONE.
Academic article
-
Öztürk, Ece;
Arlov, Øystein;
Seda, Aksel;
Li, Ling;
Ornitz, David M.;
Skjåk-Bræk, Gudmund;
Zenobi-Wong, Marcy.
(2016)
Sulfated Hydrogel Matrices Direct Mitogenicity and Maintenance of Chondrocyte Phenotype through Activation of FGF Signaling.
Advanced Functional Materials.
volum 26.
Academic article
-
Ørning, Mathias Pontus;
Hoem, Kine Samset;
Coron, Abba Elizabeth;
Skjåk-Bræk, Gudmund;
Mollnes, Tom Eirik;
Brekke, Ole Lars;
Espevik, Terje;
Rokstad, Anne Mari.
(2016)
Alginate microsphere compositions dictate different mechanisms of complement activation with consequences for cytokine release and leukocyte activation.
Journal of Controlled Release.
volum 229.
Academic article
-
Arlov, Øystein;
Aachmann, Finn Lillelund;
Feyzi, Emadoldin;
Sundan, Anders;
Skjåk-Bræk, Gudmund.
(2015)
The impact of chain length and flexibility in the interaction between sulfated alginates and HGF and FGF-2.
Biomacromolecules.
volum 16 (11).
Academic article
-
Håti, Armend Gazmeno;
Aachmann, Finn Lillelund;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund;
Sletmoen, Marit.
(2015)
Energy landscape of alginate-epimerase interactions assessed by optical tweezers and atomic force microscopy.
PLOS ONE.
volum 10:e014237 (10).
Academic article
-
Sandvig, Ioanna;
Karstensen, Kristin;
Rokstad, Anne Mari;
Aachmann, Finn Lillelund;
Formo, Kjetil Ødegård;
Sandvig, Axel;
Skjåk-Bræk, Gudmund;
Strand, Berit Løkensgard.
(2015)
RGD-peptide modified alginate by a chemoenzymatic strategy for tissue engineering applications.
Journal of Biomedical Materials Research. Part A.
volum 103 (3).
Academic article
-
Arlov, Øystein;
Aachmann, Finn Lillelund;
Sundan, Anders;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2014)
Heparin-Like Properties of Sulfated Alginates with Defined Sequences and Sulfation Degrees.
Biomacromolecules.
volum 15 (7).
Academic article
-
Buchinger, Edith;
Knudsen, Daniel H.;
Behrens, Manja A.;
Pedersen, Jan Skov;
Aarstad, Olav Andreas;
Tøndervik, Anne;
Valla, Svein;
Skjåk-Bræk, Gudmund;
Wimmer, Reinhard;
Aachmann, Finn Lillelund.
(2014)
Structural and functional characterization of the R-modules in alginate C-5 epimerases AlgE4 and AlgE6 from Azotobacter vinelandii.
Journal of Biological Chemistry.
volum 289 (45).
Academic article
-
Formo, Kjetil Ødegård;
Aarstad, Olav Andreas;
Skjåk-Bræk, Gudmund;
Strand, Berit Løkensgard.
(2014)
Lyase-catalyzed degradation of alginate in the gelled state: Effect ofgelling ions and lyase specificity.
Carbohydrate Polymers.
volum 110.
Academic article
-
Aarstad, Olav Andreas;
Strand, Berit Løkensgard;
Klepp-Andersen, Lise Mari;
Skjåk-Bræk, Gudmund.
(2013)
Analysis of G-Block Distributions and Their Impact on Gel Properties of in Vitro Epimerized Mannuronan.
Biomacromolecules.
volum 14 (10).
Academic article
-
Berven, Lise;
Solberg, Rigmor;
Truong, Hoa Hong Thi;
Arlov, Øystein;
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund;
Jacobsen, Wolfgang Mathias;
Johansen, Harald Thidemann;
Samuelsen, Anne Berit C..
(2013)
Alginates induce legumain activity in RAW 264.7 cells and accelerate autoactivation of prolegumain.
Bioactive Carbohydrates and Dietary Fibre.
volum 2.
Academic article
-
Borgogna, Massimiliano;
Skjåk-Bræk, Gudmund;
Paoletti, Sergio;
Donati, Ivan.
(2013)
On the Initial Binding of Alginate by Calcium Ions. The Tilted Egg-Box Hypothesis.
Journal of Physical Chemistry B.
volum 117 (24).
Academic article
-
Khong, Thang Trung;
Aarstad, Olav Andreas;
Skjåk-Bræk, Gudmund;
Draget, Kurt Ingar;
Vårum, Kjell Morten.
(2013)
Gelling Concept Combining Chitosan and Alginate - Proof of Principle.
Biomacromolecules.
volum 14 (8).
Academic article
-
Rokstad, Anne Mari;
Brekke, Ole Lars;
Steinkjer, Bjørg;
Ryan, Liv;
Kolláriková, Gabriela;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Lambris, John D.;
Lacík, Igor;
Mollnes, Tom Eirik;
Espevik, Terje.
(2013)
The induction of cytokines by polycation containing microspheres by a complement dependent mechanism.
Biomaterials.
volum 34 (3).
Academic article
-
Tøndervik, Anne;
Klinkenberg, Geir;
Aachmann, Finn Lillelund;
Svanem, Britt Iren Glærum;
Ertesvåg, Helga;
Ellingsen, Trond Erling;
Valla, Svein;
Skjåk-Bræk, Gudmund;
Sletta, Håvard.
(2013)
Mannuronan C-5 Epimerases Suited for Tailoring of Specific Alginate Structures Obtained by High-Throughput Screening of an Epimerase Mutant Library.
Biomacromolecules.
volum 14 (8).
Academic article
-
Aachmann, Finn Lillelund;
Sørlie, Morten;
Skjåk-Bræk, Gudmund;
Eijsink, Vincent;
Vaaje-Kolstad, Gustav.
(2012)
NMR structure of a lytic polysaccharide monooxygenase provides insight into copper binding, protein dynamics, and substrate interactions.
Proceedings of the National Academy of Sciences of the United States of America.
volum 109 (46).
Academic article
-
Aarstad, Olav Andreas;
Tøndervik, Anne;
Sletta, Håvard;
Skjåk-Bræk, Gudmund.
(2012)
Alginate sequencing: An analysis of block distribution in alginates using specific alginate degrading enzymes.
Biomacromolecules.
volum 13 (1).
Academic article
-
Mørch, Yrr Asbjørg;
Qi, Meirigeng;
Gundersen, Per Ole M.;
Formo, Kjetil Ødegård;
Lacík, Igor;
Skjåk-Bræk, Gudmund;
Oberholzer, José;
Strand, Berit Løkensgard.
(2012)
Binding and leakage of barium in alginate microbeads.
Journal of Biomedical Materials Research. Part A.
volum 100A (11).
Academic article
-
Mørch, Yrr Asbjørg;
Sandvig, Ioanna;
Olsen, Øystein;
Donati, Ivan;
Thuen, Marte;
Skjåk-Bræk, Gudmund;
Haraldseth, Olav;
Brekken, Christian.
(2012)
Mn-alginate gels as a novel system for controlled release of Mn2+ in manganese-enhanced MRI.
Contrast Media & Molecular Imaging.
volum 7 (2).
Academic article
-
Qi, Meirigeng;
Mørch, Yrr Asbjørg;
Lacík, Igor;
Formo, Kjetil Ødegård;
Marchese, Enza;
Wang, Yong;
Danielson, Kirstie K.;
Kinzer, Katie;
Wang, Shusen;
Barbaro, Barbara;
Kolláriková, Gabriela;
Chorvát, Dusan;
Hunkeler, David;
Skjåk-Bræk, Gudmund;
Oberholzer, José;
Strand, Berit Løkensgard.
(2012)
Survival of human islets in microbeads containing high guluronic acid alginate crosslinked with Ca2+ and Ba2+.
Xenotransplantation.
volum 19 (6).
Academic article
-
Stenvik, Jørgen;
Sletta, Håvard;
Grimstad, Øystein;
Pukstad, Brita;
Ryan, Liv;
Aune, Randi;
Strand, Wenche Iren;
Tøndervik, Anne;
Torp, Sverre Helge;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(2012)
Alginates induce differentiation and expression of CXCR7 and CXCL12/SDF-1 in human keratinocytes - the role of calcium.
Journal of Biomedical Materials Research. Part A.
volum 100A (10).
Academic article
-
Andreassen, Trygve;
Buchinger, Edith;
Skjåk-Bræk, Gudmund;
Valla, Svein;
Aachmann, Finn Lillelund.
(2011)
H-1, C-13 and N-15 resonances of the AlgE62 subunit from Azotobacter vinelandii mannuronan C5-epimerase.
Biomolecular NMR Assignments.
volum 5 (2).
Academic article
-
Buchinger, Edith;
Skjåk-Bræk, Gudmund;
Valla, Svein;
Wimmer, Reinhard;
Aachmann, Finn Lillelund.
(2011)
NMR assignments of 1H, 13C and 15N resonances of the C-terminal subunit from Azotobacter vinelandii mannuronan C5-epimerase 6 (AlgE6R3).
Biomolecular NMR Assignments.
volum 5 (1).
Academic article
-
Rokstad, Anne Mari;
Brekke, Ole Lars;
Steinkjer, Bjørg;
Ryan, Liv;
Kolláriková, Gabriela;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Lacík, Igor;
Espevik, Terje;
Mollnes, Tom Eirik.
(2011)
Alginate microbeads are complement compatible, in contrast to polycation containing microcapsules, as revealed in a human whole blood model.
Acta Biomaterialia.
volum 7 (6).
Academic article
-
Buchinger, Edith;
Aachmann, Finn Lillelund;
Aranko, A. Sesilja;
Valla, Svein;
Skjåk-Bræk, Gudmund;
Iwai, Hideo;
Wimmer, Reinhard.
(2010)
Use of protein trans-splicing to produce active and segmentally H-2, N-15 labeled mannuronan C5-epimerase AlgE4.
Protein Science.
volum 19 (8).
Academic article
-
Tierney, Sven;
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2010)
Interferometric characterization of swelling of covalently crosslinked alginate gel and changes associated with polymer impregnation.
Carbohydrate Polymers.
volum 80 (3).
Academic article
-
Tøndervik, Anne;
Klinkenberg, Geir;
Aarstad, Olav Andreas;
Drabløs, Finn;
Ertesvåg, Helga;
Ellingsen, Trond Erling;
Skjåk-Bræk, Gudmund;
Valla, Svein;
Sletta, Håvard.
(2010)
Isolation of Mutant Alginate Lyases with Cleavage Specificity for Di-guluronic Acid Linkages.
Journal of Biological Chemistry.
volum 285 (46).
Academic article
-
Ballance, Simon;
Aarstad, Olav Andreas;
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund;
Christensen, Bjørn Erik.
(2009)
Preparation of high purity monodisperse oligosaccharides derived from mannuronan by size-exclusion chromatography followed by semi-preparative high-performance anion-exchange chromatography with pulsed amperometric detection.
Carbohydrate Research.
volum 344.
Academic article
-
Donati, Ivan;
Mørch, Yrr Asbjørg;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Paoletti, Sergio.
(2009)
Effect of Elongation of Alternating Sequences on Swelling Behavior and Large Deformation Properties of Natural Alginate Gels.
Journal of Physical Chemistry B.
volum 113 (39).
Academic article
-
Kristiansen, Kåre Andre;
Schirmer, Bjørn Christian;
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund;
Draget, Kurt Ingar;
Christensen, Bjørn Erik.
(2009)
Novel alginates prepared by independent control of chain stiffness and distribution of G-residues: Structure and gelling properties.
Carbohydrate Polymers.
volum 77 (4).
Academic article
-
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund.
(2008)
1H, 15N, 13C resonance assignment of the AlgE6R1 subunit from the Azotobacter vinelandii mannuronan C5-epimerase.
Biomolecular NMR Assignments.
Academic article
-
Mørch, Yrr Asbjørg;
Holtan, Synnøve;
Donati, Ivan;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2008)
Mechanical properties of C-5 epimerized alginates.
Biomacromolecules.
volum 9 (9).
Academic article
-
Qi, Meirigeng;
Strand, Berit Løkensgard;
Mørch, Yrr Asbjørg;
Lacík, Igor;
Wang, Yong;
Salehi, Payam;
Barbaro, Barbara;
Gangemi, Antonio;
Kuechle, Joseph;
Romagnoli, Travis;
Hansen, Michael A.;
Rodriguez, Lisette A.;
Benedetti, Enrico;
Hunkeler, David;
Skjåk-Bræk, Gudmund;
Oberholzer, José.
(2008)
Encapsulation of Human Islets in Novel Inhomogeneous Alginate-Ca2+/Ba2+ Microbeads: In Vitro and In Vivo Function.
Artificial Cells, Blood Substitutes, and Biotechnology.
volum 36 (5).
Academic article
-
Dentini, Mariella;
Rinaldi, Gianluca;
Barbetta, Andrea;
Risica, Daniela;
Anselmi, Claudio;
Skjåk-Bræk, Gudmund.
(2007)
Ionic gel formation of a (pseudo)alginate characterised by an alternating MG sequence produced by epimerising mannuronan with AlgE4.
Carbohydrate Polymers.
volum 67.
Academic article
-
Donati, Ivan;
Haug, Ingvild;
Scarpa, Tommaso;
Borgogna, Massimiliano;
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Paoletti, Sergio.
(2007)
Synergistic effects in semidilute mixed solutions of alginate and lactose-modified chitosan (chitlac).
Biomacromolecules.
volum 8.
Academic article
-
Mørch, Yrr Asbjørg;
Donati, Ivan;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2007)
Molecular engineering as an approach to design new functional properties of alginate.
Biomacromolecules.
volum 8.
Academic article
-
Sikorski, Pawel;
Mo, Frode;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2007)
Evidence for egg-box-compatible interactions in calcium-alginate gels from fiber X-ray diffraction.
Biomacromolecules.
volum 8.
Academic article
-
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2007)
Macromolecular motion at the nanoscale of enzymes working on polysaccharides.
Lecture Notes in Physics.
volum 711.
Academic article
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2006)
Similarities and differences between alginic acid gels and ionically crosslinked alginate gels.
Food Hydrocolloids.
volum 20.
Academic article
-
Dentini, Mariella;
Caucci, Daniele;
Barbetta, Andrea;
Crescenzi, Vittorio;
Skjåk-Bræk, Gudmund;
Capitani, Donatella;
Mannina, Luisa;
Viel, Stephane.
(2006)
C(6)-oxidation and C(5)-epimerization of locust bean galactomannan studied by high field NMR and circular dichroism.
Biomacromolecules.
volum 7.
Academic article
-
Dentini, Mariella;
Rinaldi, Gianluca;
Barbetta, Andrea;
Risica, Daniela;
Skjåk-Bræk, Gudmund.
(2006)
Acid gel formation in (pseudo) alginates with and without G blocks produced by epimerising mannuronan with C5 epimerases.
Carbohydrate Polymers.
volum 63.
Academic article
-
Hartmann, Martin;
Dentini, Mariella;
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund.
(2006)
Enzymatic modification of alginates with the mannuronan C-5 epimerase AlgE4 enhances their solubility at low pH.
Carbohydrate Polymers.
volum 63.
Academic article
-
Holtan, Synnøve;
Bruheim, Per;
Skjåk-Bræk, Gudmund.
(2006)
Mode of action and subsite studies of the guluronan block forming mannuronan C-5 epimerases AlgE1 and AlgE6.
Biochemical Journal.
volum 395.
Academic article
-
Holtan, Synnøve;
Zhang, Qiujin;
Strand, Wenche Iren;
Skjåk-Bræk, Gudmund.
(2006)
Characterization of the hydrolysis mechanism of polyalternating alginate in weak acid and assignment of the resulting MG-oligosaccharides by NMR spectroscopy and ESI-mass spectrometry.
Biomacromolecules.
volum 7.
Academic article
-
Mørch, Yrr Asbjørg;
Donati, Ivan;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2006)
Effect of Ca2+, Ba2+, and Sr2+ on alginate microbeads.
Biomacromolecules.
volum 7.
Academic article
-
Rokstad, Anne Mari Aukan;
Donati, Ivan;
Borgogna, Massimiliano;
Oberholzer, José;
Strand, Berit Løkensgard;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2006)
Cell-compatible covalently reinforced beads obtained from a chemoenzymatically engineered alginate.
Biomaterials.
volum 27.
Academic article
-
Ballance, Simon;
Holtan, Synnøve;
Aarstad, Olav Andreas;
Sikorski, Pawel T.;
Skjåk-Bræk, Gudmund;
Christensen, Bjørn Erik.
(2005)
Application of high-performance anion-exchange chromatography with pulsed amperometric detection and statistical analysis to study oligosaccharide distributions - a complementary method to investigate the structure and some properties of alginates.
Journal of Chromatography A.
volum 1093.
Academic article
-
Donati, I;
Holtan, Synnøve;
Mørch, Yrr Asbjørg;
Borgogna, M;
Dentini, M;
Skjåk-Bræk, Gudmund.
(2005)
New hypothesis on the role of alternating sequences in calcium-alginate gels.
Biomacromolecules.
volum 6.
Academic article
-
Strugala, Vicki;
Kennington, Erika J.;
Campbell, Robert J.;
Skjåk-Bræk, Gudmund;
Dettmar, Peter W..
(2005)
Inhibition of pepsin activity by alginates in vitro and the effect of epimerization.
International Journal of Pharmaceutics.
volum 304.
Academic article
-
Dentini, M;
Rinaldi, G;
Risica, Daniela;
Barbetta, A.;
Skjåk-Bræk, Gudmund.
(2005)
Comparative studies on solution characteristics of mannuronan epimerized by C-5 epimerases.
Carbohydrate Polymers.
volum 59.
Academic article
-
Donati, Ivan;
Draget, Kurt Ingar;
Borgogna, Massimiliano;
Paoletti, Sergio;
Skjåk-Bræk, Gudmund.
(2005)
Tailor-made alginate bearing galactose moieties on mannuronic residues: Selective modification achieved by a chemoenzymatic strategy.
Biomacromolecules.
volum 6.
Academic article
-
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2005)
Mapping enzymatic functionalities of mannuronan C-5 epimerases and their modular units by dynamic force spectroscopy.
Carbohydrate Research.
volum 340.
Academic article
-
Donati, Ivan;
Coslovi, Anna;
Gamini, Amelia;
Skjåk-Bræk, Gudmund;
Vetere, Amedeo;
Campa, Cristiana;
Paoletti, Sergio.
(2004)
Galactose-substituted alginate 2: Conformational aspects.
Biomacromolecules.
volum 5.
Academic article
-
Roubroeks, J.P.;
Skjåk-Bræk, Gudmund;
Ryan, L.;
Christensen, Bjørn Erik.
(2004)
Molecular weight dependency on the production of the TNF stimulated by fractions of rye (1-3),(1-4)-b-D-glucan.
Scandinavian Journal of Immunology.
volum 52.
Academic article
-
Bjerkan, Tonje Marita;
Bender, Carol;
Ertesvåg, Helga;
Drabløs, Finn;
Fakhr, Mohamed K.;
Preston, Lori A.;
Skjåk-Bræk, Gudmund;
Valla, Svein.
(2004)
The pseudomonas syringae genome encodes a combined mannuronan C-5-epimerase and O-acetylhydrolase, which strongly enhances the predicted gel-forming properties of alginates.
Journal of Biological Chemistry.
volum 279 (28).
Academic article
-
Bjerkan, Tonje Marita;
Lillehov, Bjørn E.;
Strand, WI;
Skjåk-Bræk, Gudmund;
Valla, Svein;
Ertesvåg, Helga.
(2004)
Construction and analyses of hybrid Azotobacter vinelandii mannuronan C-5 epimerases with new epimerization pattern characteristics.
Biochemical Journal.
volum 381.
Academic article
-
Campa, Christiana;
Holtan, Synnøve;
Nilsen, Nadra;
Bjerkan, Tonje M;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund.
(2004)
Biochemical analysis of the processive mechanism for epimerization of alginate by mannuronan C-5 epimerase AlgE4.
Biochemical Journal.
Academic article
-
Campa, Cristiana;
Holtan, Synnøve;
Nilsen, N;
Bjerkan, Tonje Marita;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund.
(2004)
Biochemical analysis of the processive mechanism for epimerization of alginate by mannuronan C-5 epimerase AlgE4.
Biochemical Journal.
volum 381.
Academic article
-
Campa, Cristiana;
Oust, Astrid;
Skjåk-Bræk, Gudmund;
Skjak-Braek, G;
Paulsen, Berit Smestad;
Paoletti, Sergio;
Christensen, Bjørn Erik;
Ballance, Simon.
(2004)
Determination of average degree of polymerisation and distribution of oligosaccharides in a partially acid-hydrolysed homopolysaccharide: A comparison of four experimental methods applied to mannuronan.
Journal of Chromatography A.
volum 1026.
Academic article
-
Crescenzi, Vittorio;
Dentini, Mariella;
Risica, Daniela;
Spadoni, Sara;
Skjåk-Bræk, Gudmund;
Capitani, Donatella;
Mannina, Luisa;
Viel, Stephane.
(2004)
C(6)-oxidation followed by C(5)-epimerization of guar gum studied by high field NMR.
Biomacromolecules.
volum 5.
Academic article
-
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2004)
Single-molecular pair unbinding studies of mannuronan C-5 epimerase AlgE4 and its polymer substrate.
Biomacromolecules.
volum 5.
Academic article
-
Donati, Ivan;
Gamini, Amelia;
Skjåk-Bræk, Gudmund;
Vetere, Amedeo;
Campa, Cristiana;
Coslovi, Anna;
Paoletti, Sergio.
(2003)
Determination of the diadic composition of alginate by means of circular dichroism: a fast and accurate improved method.
Carbohydrate Research.
volum 338.
Academic article
-
Donati, Ivan;
Vetere, Amedeo;
Gamini, Amelia;
Skjåk-Bræk, Gudmund;
Coslovi, Anna;
Campa, Cristiana;
Paoletti, Sergio.
(2003)
Galactose-substituted alginate: Preliminary characterization and study of gelling properties.
Biomacromolecules.
volum 4.
Academic article
-
Gimmestad, Martin;
Sletta, Håvard;
Ertesvåg, Helga;
Bakkevig, Karianne;
Jain, Sumita;
Suh, Sang-jin;
Skjåk-Bræk, Gudmund;
Ellingsen, Trond E.;
Ohman, Dennis E.;
Valla, Svein.
(2003)
The Pseudomonas fluorescens AlgG protein, but not its mannuronan C-5-epimerase activity, is needed fro alginate polymer formation.
Journal of Bacteriology.
volum 185 (12).
Academic article
-
Hunkeler, D.;
Rajotte, R.;
Grey, D.;
Morel, Ph.;
Skjåk-Bræk, Gudmund;
Korbutt, G.;
Gill, R.;
Oberholzer, J..
(2003)
Bioartificial organ grafts: A view at the beginning of the third millennium.
Artificial Cells, Blood Substitutes, and Biotechnology.
volum 31 (4).
Academic article
-
King, Aileen;
Andersson, Arne;
Strand, Berit Løkensgard;
Lau, Joey;
Skjåk-Bræk, Gudmund;
Sandler, Stellan.
(2003)
The role of capsule composition and biologic responses in the function of transplanted microencapsulated islets of langerhans.
Transplantation.
volum 76 (2).
Academic article
-
King, Aileen;
Strand, Berit Løkensgard;
Rokstad, Anne Mari Aukan;
Andersson, Arne;
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Sandler, Stellan.
(2003)
Improvement of the biocompatibility of alginate/poly-L-lysine/alginate microcapsules by the use of epimerized alginate as a coating.
Journal of Biomedical Materials Research.
volum 64 (3).
Academic article
-
Rokstad, Anne Mari Aukan;
Strand, Berit Løkensgard;
Rian, K.;
Steinkjer, Bjørg;
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(2003)
Evaluation of different types of alginate microcapsules as bioreactors for producing endostatin.
Cell Transplantation.
volum 12.
Academic article
-
Strand, Berit Løkensgard;
Mørch, Yrr Asbjørg;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2003)
Visualization of alginate-poly-L-lysine-alginate microcapsules by confocal laser scanning microscopy.
Biotechnology and Bioengineering.
volum 82 (4).
Academic article
-
Strand, Berit Løkensgard;
Mørch, Yrr Asbjørg;
Syvertsen, Kjersti R.;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2003)
Microcapsules made by enzymatically tailored alginate.
Journal of Biomedical Materials Research.
volum 64 (3).
Academic article
-
Crescenzi, Vittorio;
Skjåk-Bræk, Gudmund;
Dentini, Mariella;
Masci, Giancarlo;
Bernalda, Maria Scala;
Risica, Daniela;
Capitani, Donatella;
Mannina, Luisa;
Segre, Anna Laura.
(2002)
A high field NMR study of the products ensuing from konjak glucomannan C(6)-oxidation followed by enzymatic C(5)-epimerization.
Biomacromolecules.
volum 3.
Academic article
-
Flo, Trude Helen;
Ryan, Liv;
Latz, Eicke;
Takeuchi, Osamu;
Monks, Brian G.;
Lien, Egil;
Halaas, Øyvind;
Akira, Shizuo;
Skjåk-Bræk, Gudmund;
Golenbock, Douglas T.;
Espevik, Terje.
(2002)
Involvement of toll-like receptor (TLR) 2 and TLR4 in cell activation by mannuronic acid polymers.
Journal of Biological Chemistry.
volum 277 (38).
Academic article
-
Hartmann, Martin;
Duun, Anne Sissel;
Markussen, Sidsel;
Grasdalen, Hans;
Valla, Svein;
Skjåk-Bræk, Gudmund.
(2002)
Time-resolved 1H and 13C NMR spectroscopy for detailed analyses of the Azotobacter vinelandii mannuronan C-5 epimerase reaction.
Biochimica et Biophysica Acta.
volum 1570.
Academic article
-
Hartmann, Martin;
Holm, Olav B.;
Johansen, Gunn A.B.;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2002)
Mode of action of recombinant Azotobacter vinelandii mannuronan C-5 epimerases AlgE2 and AlgE4.
Biopolymers.
volum 63.
Academic article
-
Rokstad, Anne Mari Aukan;
Holtan, Synnøve;
Strand, Berit Løkensgard;
Steinkjer, Bjørg;
Ryan, Liv;
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(2002)
Microencapsulation of cells producing therapeutic proteins: Optimizing cell growth and secretion.
Cell Transplantation.
volum 11.
Academic article
-
Strand, Berit Løkensgard;
Gåserød, Olav;
Kulseng, Bård Eirik;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2002)
Alginate-polylysine-alginate microcapsules – effect of size reduction on capsule properties.
Journal of Microencapsulation.
volum 19.
Academic article
-
Conceicao, L.E.C.;
Skjermo, Jorunn;
Skjåk-Bræk, Gudmund;
Verreth, J.A.J..
(2001)
Effect of an immunostimulating alginate on protein turnover of turbot (Scophthalmus maximus L.) larvae.
Fish Physiology & Biochemistry.
volum 24.
Academic article
-
Crescenzi, Vittorio;
Masci, Giancarlo;
Rori, Vania;
Skjåk-Bræk, Gudmund;
Dentini, Mariella.
(2001)
Enzymatic epimerization of bacterial mannuronan and of C-6 oxidized, galactose-depleted guar: A circular dichroism and 1H NMR study.
Biomacromolecules.
volum 2 (3).
Academic article
-
Flo, Trude Helen;
Ryan, Liv;
Kilaas, L;
Skjåk-Bræk, Gudmund;
Ingalls, Robin;
Sundan, Anders;
Golenbock, D;
Espevik, Terje.
(2001)
The involvement of CD14 and beta2-integrins in activating cells with soluble and particulate lipopolysaccharides and mannuronic acid polymers.
Infection and Immunity.
volum 68.
Academic article
-
Glærum Svanem, B.I.;
Strand, W.I.;
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund;
Hartmann, M.;
Barbeyron, T.;
Valla, Svein.
(2001)
The catalytic activities of the bifunctional Azotobacter vinelandii mannuronan C-5-epimerase and alginate lyase AlgE7 probably originate from the same active site in the enzyme.
Journal of Biological Chemistry.
volum 276 (34).
Academic article
-
Ramstad, Marit Valeur;
Markussen, Sidsel;
Ellingsen, Trond E.;
Skjåk-Bræk, Gudmund;
Levine, David William.
(2001)
Influence of environmental conditions on the activity of the recombinant mannuronan C-5-epimerase AlgE2.
Enzyme and Microbial Technology.
Academic article
-
Rokstad, Anne Mari Aukan;
Kulseng, Bård Eirik;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(2001)
Transplantation of alginate microcapsules with proliferating cells in mice. Capsular overgrowth and suvival of encapsulated cells of mice and human origin.
Annals of the New York Academy of Sciences.
volum 944.
Academic article
-
Strand, Berit Løkensgard;
Ryan, Liv;
Int Veld, Peter;
Kulseng, Bård Eirik;
Rokstad, Anne Mari Aukan;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(2001)
Poly-L-Lysine Induces Fibrosis on Alginate Microcapsules via the Induction of Cytokines.
Cell Transplantation.
volum 10.
Academic article
-
Crescenzi, V.;
Hartmann, Morten;
de Nooy, A E J.;
Rori, V.;
Masci, G.;
Skjåk-Bræk, Gudmund.
(2000)
Epimerization of nonnatural uronans with mannuronan C-5-epimerases to obtain alginatelike polysaccharides.
Biomacromolecules.
volum 1 (3).
Academic article
-
Draget, Kurt Ingar;
Strand, Berit Løkensgard;
Hartmann, Martin;
Valla, Svein;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(2000)
Ionic and acid gel formation of epimerised alginates : the effect of AlgE4.
International Journal of Biological Macromolecules.
volum 27.
Academic article
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Flo, T.H.;
Ryan, L.;
Kilaas, L.;
Skjåk-Bræk, Gudmund;
Ingalls, R.R.;
Sundan, A.;
Golenbock, D.T.;
Espevik, Terje.
(2000)
Involvement of CD14 and beta2-integrins in activating cells with soluble and particulate lipopolysaccharides and mannuronic acid polymers.
Infection and Immunity.
volum 68 (12).
Academic article
-
Flo, Trude Helen;
Ryan, Liv;
Kilaas, Lars;
Skjåk-Bræk, Gudmund;
Ingalls, Robin R.A;
Sundan, Anders;
Golenbock, Douglas T.;
Espevik, Terje.
(2000)
Involvement of CD14 and _B2-integrins in activating cells with soluble and particulate lipopolysaccharides and mannuronic acid polymers.
Infection and Immunity.
volum 68 (12).
Academic article
-
Roubroeks, J.P.;
Skjåk-Bræk, Gudmund;
Ryan, L.;
Christensen, B.E..
(2000)
Molecular Weight Dependency on the Production of the TNF Stimulated by Fractions of rye (1-3),(1-4)-beta-D-Glucan.
Scandinavian Journal of Immunology.
Academic article
-
Roubroeks, J.P.;
Skjåk-Bræk, Gudmund;
Ryan, L.;
Christensen, B.E..
(2000)
Molecular Weight Dependency on the Production of the TNF Stimulated by Fractions of rye (1-3),(1-4)-beta-D-Glucan.
Scandinavian Journal of Immunology.
Academic article
-
Skjåk-Bræk, Gudmund;
Flo, Trude Helen;
Halaas, Øyvind;
Espevik, Terje.
(2000)
Immune stimulating properties of di-equatorially beta(1->4) linked poly-uronides.
Proceedings of the Phytochemical Society of Europe.
volum 44.
Academic article
-
Strand, B.L.;
Mørch, Y.A.;
Skjåk-Bræk, Gudmund.
(2000)
Alginate as immobilization matrix for cells.
Minerva biotecnologica (Testo stampato).
volum 12 (4).
Academic article
-
Thu, Beate;
Gåserød, Olav;
Paus, Didrik;
Mikkelsen, Arne;
Skjåk-Bræk, Gudmund;
Toffanin, Renato;
Vittur, Franco;
Rizzo, Roberto.
(2000)
Inhomogeneous alginate gel spheres: An assessment of the polymer gradients by synchrotron radiation-induced X-ray emission, magnetic resonance microimaging, and mathematical modeling.
Biopolymers.
volum 53.
Academic article
-
Gåserød, Olav;
Sannes, Andrea;
Skjåk-Bræk, Gudmund.
(1999)
Microcapsules of alginate-chitosan. II. A study of capsule stability and permeability.
Biomaterials.
volum 20.
Academic article
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Høidal, Hilde Kristin;
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger;
Valla, Svein.
(1999)
The Recombinant Azotobacter vinelandii Mannuronan C-5-Epimerase AlGE4 Epimerizes Alginate by a Nonrandom Attack Mechanism.
Journal of Biological Chemistry.
volum 274 (18).
Academic article
-
King, Aileen;
Sandler, Stellan;
Andersson, Arne;
Hellerström, Claes;
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund.
(1999)
Glucose metabolism in vitro of cultured and transplanted mouse pancreatic islets microencapsulated by means of a high-voltage electrostatic field.
Diabetes Care.
volum 22 (Suppl 2).
Academic article
-
Kulseng, Bård Eirik;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(1999)
Behandling av diabetes mellitus med transplantasjon av immunbeskyttet øyvev fra pancreas.
Tidsskrift for Den norske legeforening.
volum 119 (28).
Academic article
-
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Ryan, Liv;
Andersson, Arne;
King, Aileen;
Faxvaag, Arild;
Espevik, Terje.
(1999)
Transplantation of alginate microcapsules.
Transplantation.
volum 67 (7).
Academic article
-
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Ryan, Liv;
Andersson, Arne;
King, Aileen;
Faxvaag, Arild;
Espevik, Terje.
(1999)
Transplantation of alginate microcapsules. Generation of antibodies against alginates and encapsulated porcine islet-like cell clusters.
Transplantation.
volum 67 (7).
Academic article
-
Ramstad, Marit Valeur;
Ellingsen, Trond E.;
Josefsen, Kjell D.;
Høidal, Hilde K.;
Valla, Svein;
Skjåk-Bræk, Gudmund;
Levine, David William.
(1999)
Properties and action pattern of the recombinant mannuronan C-5-epimerase AlgE2.
Enzyme and Microbial Technology.
Academic article
-
Svanem, B I G.;
Skjåk-Bræk, Gudmund;
Ertesvåg, Helga;
Valla, Svein.
(1999)
Cloning and expression of three new Azotobacter vinelandii genes closely related to a previously described gene family encoding mannuronan C-5-epimerases.
Journal of Bacteriology.
volum 181 (1).
Academic article
-
Berntzen, G.;
Flo, T;
Medvedev, A;
Kilaas, L;
Skjåk-Bræk, Gudmund;
Sundan, A;
Espevik, Terje.
(1998)
The tumor necrosis factor-inducing potency of lipopolysaccharide and uronic acid polymers is increased when they are covalently linked to particles.
Clinical and Vaccine Immunology.
Academic article
-
Berntzen, Gøril;
Flo, Trude Helen;
Medvedev, Andrei E.;
Skjåk-Bræk, Gudmund.
(1998)
The tumor necrosis factor-inducing potency of lipopolysacharide and uronic acid polymers is increased when they are covalently linked to particles.
Clinical and Laboratory Immunology.
volum 5/1998 (3).
Academic article
-
Ertesvåg, Helga;
Erlien, Frode;
Skjåk-Bræk, Gudmund;
Rehm, Bernd H. A.;
Valla, Svein.
(1998)
Biochemical properties and substrate specificities of a recombinantly produced Azotobacter vinelandii alginate lyase.
Journal of Bacteriology.
volum 180 (15).
Academic article
-
Ertesvåg, Helga;
Høidal, Hilde Kristin;
Skjåk-Bræk, Gudmund;
Valla, Svein.
(1998)
The Azotobacter vinelandii mannuronan C-5-epimerase AlgE1 consists of two separate catalytic domains.
Journal of Biological Chemistry.
volum 273.
Academic article
-
Ertesvåg, Helga;
Høidal, Hilde Kristin;
Skjåk-Bræk, Gudmund;
Valla, Svein.
(1998)
The Azotobacter vinelandii mannuronan C-5-epimerase AlgE1 consists of two separate catalytic domains.
Journal of Biological Chemistry.
volum 273.
Academic article
-
Gåserød, Olav;
Jolliffe, Ian G.;
Hampson, Frank C.;
Dettmar, Peter W.;
Skjåk-Bræk, Gudmund.
(1998)
The enhancement of the bioadhesive properties of calcium alginate gel beads by coating with chitosan.
International Journal of Pharmaceutics.
Academic article
-
Gåserød, Olav;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(1998)
Microcapsules of alginate-chitosan - I : a quantitative study of the interaction between alginate and chitosan.
Biomaterials.
volum 19.
Academic article
-
Quong, D.;
Neufeld, R.J.;
Skjåk-Bræk, Gudmund;
Poncelet, D..
(1998)
External versus internal source of calcium during the gelation of alginate beads for DNA encapsulation.
Biotechnology and Bioengineering.
volum 57 (4).
Academic article
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1997)
Alginate based new materials.
International Journal of Biological Macromolecules.
volum 21.
Academic article
-
Jahr, Tove Gullstein;
Ryan, Liv;
Sundan, Anders;
Lichenstein, Henri S.;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(1997)
Induction of tumor necrosis factor production from monocytes stimulated with mannuronic acid polymers and involvement of lipopolysaccharide-binding protein, CD14, and bactericidal/ permeability-increasing factor.
Infection and Immunity.
volum 65 (1).
Academic article
-
Kulseng, Bård Eirik;
Thu, Beate;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(1997)
Alginate polylysine microcapsules as immune barrer : permeability of cytokines and immmunoglobulins over the capsule membrane.
Cell Transplantation.
volum 6 (4).
Academic article
-
Sandler, Stellan;
Andersson, Arne;
Eizirik, Décio L.;
Hellerström, Claes;
Espevik, Terje;
Kulseng, Siri;
Thu, Beate;
Pipeleers, Daniel G.;
Skjåk-Bræk, Gudmund.
(1997)
Assessment of insulin secretion in vitro from microencapsulated fetal procine islet-like cell clusters and rat, mouse, and human pancreatic islets.
Transplantation.
volum 63 (12).
Academic article
-
Thu, Beate;
Skjåk-Bræk, Gudmund;
Micali, Fulvio;
Vittur, Franco;
Rizzo, Roberto.
(1997)
The spatial distribution of calcium in alginate gel beads analysed by synchrotron-radiation induced X-ray emission (SRIXE).
Carbohydrate Research.
volum 297.
Academic article
-
Abrahamson, Michael;
Lewandowski, Zbigniew;
Geesey, Gill;
Skjåk-Bræk, Gudmund;
Strand, Wenche;
Christensen, Bjørn E..
(1996)
Development of an artificial biofilm to study the effects of a single microcolony on mass transport.
Journal of Microbiological Methods.
volum 26.
Academic article
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Christensen, Bjørn E.;
Gåserød, Olav;
Smidsrød, Olav.
(1996)
Swelling and partial solubilization of alginic acid gel beads in acidic buffer.
Carbohydrate Polymers.
volum 29.
Academic article
-
Ertesvåg, Helga;
Valla, Svein;
Skjåk-Bræk, Gudmund.
(1996)
Genetics and biosynthesis of alginates.
Carbohydrates in Europe.
volum 14.
Academic article
-
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Følling, Ivar;
Espevik, Terje.
(1996)
TNF production from peripheral blood mononuclear cells in diabetic patients after stimulation with alginate and lipopolysaccharide.
Scandinavian Journal of Immunology.
volum 43.
Academic article
-
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(1996)
Application of alginate gels in biotechnology and biomedicine.
Carbohydrates in Europe.
volum 14.
Academic article
-
Thu, Beate;
Bruheim, Per;
Espevik, Terje;
Smidsrød, Olav;
Soon-Shiong, P.;
Skjåk-Bræk, Gudmund.
(1996)
Alginate polycation microcapsules. I, Interaction between alginate and polycation.
Biomaterials.
volum 17.
Academic article
-
Thu, Beate;
Bruheim, Per;
Espevik, Terje;
Smidsrød, Olav;
Soon-Shiong, Patrick;
Skjåk-Bræk, Gudmund.
(1996)
Alginate polycation microcapsules. II, Some functional properties.
Biomaterials.
volum 17.
Academic article
-
Valla, Svein;
Skjåk-Bræk, Gudmund.
(1996)
Alginate : a target molecule for genetic engineers and a versatile material for the biotechnologist.
Agro Food Industry Hi-Tech.
Academic article
-
Skjermo, Jorunn;
Defoort, Thomas;
Dehasque, Marleen;
Espevik, Terje;
Olsen, Yngvar;
Skjåk-Bræk, Gudmund;
Sorgeloost, Patrick;
Vadstein, Olav.
(1995)
Immunostimulation of juvenile turbot (Scophthalmus maximus L.) using an alginate with high mannuronic acid content administered via the live food organism Artemia.
Fish and Shellfish Immunology.
volum 5.
Academic article
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1994)
Alginic acid gels : the effect of alginate chemical composition and molecular weight.
Carbohydrate Polymers.
volum 25.
Academic article
-
Ertesvåg, Helga;
Doseth, Berit;
Larsen, Bjørn;
Skjåk-Bræk, Gudmund;
Valla, Svein.
(1994)
Cloning and expression of an Azotobacter vinelandii mannuronan C-5-epimerase gene.
Journal of Bacteriology.
volum 176 (10).
Academic article
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1994)
Calcium alginate gel fibers : influence of alginate source and gel structure on fiber strength.
Journal of Applied Polymer Science.
volum 51.
Academic article
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav;
Elgsæter, Arnljot.
(1993)
A new approach for estimating the crosslink density of covalently crosslinked ionic polysaccharide gels.
Carbohydrate Polymers.
Academic article
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav;
Elgsæter, Arnljot.
(1993)
Swelling of covalently crosslinked alginate gels : influence of ionic solutes and nonpolar solvents.
Macromolecules.
Academic article
-
Stokke, Bjørn Torger;
Smidsrød, Olav;
Strand, Wenche;
Skjåk-Bræk, Gudmund;
et al., [Mangler fornavn].
(1993)
Distribution of uronate residues in alginate chains in relation toalginate gelling properties. 2: Enrichment of beta-D-mannuronic acid and depletion of alfa-L-guluronic acid in sol fraction.
Carbohydrate Polymers.
Academic article
-
Hertzberg, Sissel;
Kvittingen, Lise;
Anthonsen, Thorleif;
Skjåk-Bræk, Gudmund.
(1992)
Alginate as immobilization matrix and stabilizing agent in a two-phase liquid system: Application in lipase-catalysed reactions.
Enzyme and Microbial Technology.
volum 14.
Academic article
-
Martinsen, Anita;
Storrø, Ivar;
Skjåk-Bræk, Gudmund.
(1992)
Alginate as immobilization material: Diffusional Properties of Alginate Gel Beads.
Biotechnology and Bioengineering.
volum 39.
Academic article
-
Moe, Størker;
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1992)
Temperature dependence of the elastic modulus of alginate gels.
Carbohydrate Polymers.
volum 19.
Academic article
-
Soon-Shong, P.;
Feldman, E.;
Nelson, R.;
Komtebedde, J.;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund;
Espevik, Terje;
Heintz, R.;
Lee, M..
(1992)
Successful reversal of spontaneous diabetes in dogs by intraperitonal microencapsulated islets.
Transplantation.
volum 54 (5).
Academic article
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1991)
Covalently cross-linked sodium alginate beads.
Food Hydrocolloids.
volum 5 (1/2).
Academic article
-
Stokke, Bjørn Torger;
Smidsrød, Olav;
Bruheim, Per;
Skjåk-Bræk, Gudmund.
(1991)
Distribution of uronate residues in alginate chains in relation to alginate gelling properties.
Macromolecules.
volum 24.
Academic article
Journal publications
-
Arlov, Øystein;
Skjåk-Bræk, Gudmund.
(2017)
Sulfated alginates as heparin analogues: A review of chemical and functional properties.
Molecules.
volum 22:778.
Scientific translation/review
-
De Vos, Paul;
Bucko, Marek;
Gemeiner, Peter;
Navrátil, Marián;
Svitel, Juraj;
Faas, Marijke;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Mørch, Yrr Asbjørg;
Vikartovská, Alica;
Lacík, Igor;
Kolláriková, Gabriela;
Orive, Gorka;
Poncelet, Dennis;
Pedraz, Jose Luis;
Ansorge-Schumacher, Marion B..
(2009)
Multiscale requirements for bioencapsulation in medicine and biotechnology.
Biomaterials.
volum 30 (13).
Scientific translation/review
-
Christensen, Bjørn Erik;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(2007)
Comment and Reply - Comment on “Conformational changes and aggregation of alginic acid as determined by fluorescence correlation spectroscopy”.
Biomacromolecules.
volum 8.
Editorial
-
Qi, M.;
Strand, Berit Løkensgard;
Lacik, I.;
Wang, Y.;
Barbaro, B.;
Gangemi, A.;
Salehi, P.;
Kuechle, J.;
Benedetti, E.;
Hunkeler, D.;
Skjåk-Bræk, Gudmund;
Oberholzer, J..
(2007)
Prolonged immunosuppression-free survival of TAM encapsulated human islet grafts in diabetic, immunocompetent mice.
American Journal of Transplantation.
volum 7.
Summary/Abstract
-
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2006)
Friskere fisk med tang og tare.
Gemini.
Popular scientific article
Books
-
Strand, Wenche I.;
Skjåk-Bræk, Gudmund;
Gåserød, Olav.
(2004)
Microcapsule formulation and formation.
Kluwer Academic Publishers. 2004.
Text book
Part of book/report
-
Skjåk-Bræk, Gudmund;
Donati, Ivan;
Paoletti, Sergio.
(2015)
Alginate Hydrogels: Properties and Applications.
Polysaccharide Hydrogels - Characterization and Biomedical Applications.
Academic chapter/article
-
Skjåk-Bræk, Gudmund;
Draget, Kurt Ingar.
(2012)
Alginates: Properties and Applications.
Polymer Science: A Comprehensive Reference.
Academic chapter/article
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund.
(2011)
Alginates: Existing and potential biotechnological and medical applications.
Renewable resources for functional polymers and biomaterials.
Academic chapter/article
-
Ertesvåg, Helga;
Valla, Svein;
Skjåk-Bræk, Gudmund.
(2009)
Enzymatic alginate modification.
Alginates: Biology and Applications.
Academic chapter/article
-
Espevik, Terje;
Rokstad, Anne Mari;
Kulseng, Bård Eirik;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2009)
Mechanisms of the host immune response to alginate microcapsules.
The Bioartificial Pancreas and Other Biohybrid Therapies.
Chapter
-
Mørch, Yrr Asbjørg;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2009)
Alginate structure function relationships relevant to their use for cell encapsulation.
The Bioartificial Pancreas and Other Biohybrid Therapies.
Academic chapter/article
-
Draget, Kurt Ingar;
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(2006)
Alginates.
Food Polysaccharides and Their Applications.
Academic chapter/article
-
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Gåserød, Olav.
(2003)
Microcapsule formation.
Fundamentals of cell immobilisation biotechnology.
Academic chapter/article
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund.
(2002)
Alginates in Relation to HUman Health; From Commodity to High Cost Products?.
Proceedings from the 11th Gums and Stabilisers Conference for the Food Industry.
Academic chapter/article
-
Draget, Kurt Ingar;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(2002)
Alginates from algae.
Biopolymers.
Academic chapter/article
-
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund.
(1999)
Modification of alginate using mannuronan C-5-epimerases.
Methods in biotechnology. Vol 10: Carbohydrate biotechnology protocols.
Academic chapter/article
Report
-
Rokstad, Anne Mari Aukan;
Skjermo, Jorunn;
Skjåk-Bræk, Gudmund;
Vadstein, Olav.
(2000)
Makrofagstudier hos piggvar og kveite etter immunstimulering med FMI in vitro og in vivo.
2000.
Report
-
Skjåk-Bræk, Gudmund;
Espevik, Terje;
Otterlei, Marit;
Smidsrød, Olav;
Soon-Shiong, P..
(1995)
Homologous guluronic acid alginate coating composition for in vivo application and implantation and method using the same.
1995. US-Patent 5459 054, Oct. 1995.
Report
Media
2019
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PosterStanisci, Annalucia; Gaardløs, Margrethe; Lervik, Anders; Tøndervik, Anne; Sletta, Håvard; Skjåk-Bræk, Gudmund; Aachmann, Finn Lillelund. (2019) Identification of a pivotal residue for determining the block structure forming properties of alginate C-5 epimerases. CBM 13 - CARBOHYDRATE BIOENGINEERING MEETING . LISBP - INSA/INRA/CNRS/University of Toulouse; Toulouse. 2019-05-19 - 2019-05-22.
2018
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PosterCoron, Abba Elizabeth; Resell, Aurora; Leirvåg, Ida; Bakken, Helene; Skjåk-Bræk, Gudmund; Strand, Berit Løkensgard. (2018) Strategies for stabilising alginate gel beads with intermediate G-content. Scandinavian Society for Biomaterials - 11th Annual Meeting . Scandinavian Society for Biomaterials; Gullmarstrand. 2018-04-25 - 2018-04-27.
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PosterCoron, Abba Elizabeth; Resell, Aurora; Skjåk-Bræk, Gudmund; Strand, Berit Løkensgard. (2018) Strategies for stabilising alginate gel beads with intermediate G-content. 29th European Conference on Biomaterials ; Maastricht. 2018-09-09 - 2018-09-13.
2016
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Academic lectureDalheim, Marianne Øksnes; Vanacker, Julie; Sandvig, Ioanna; Aachmann, Finn Lillelund; Skjåk-Bræk, Gudmund; Christensen, Bjørn E.; Strand, Berit Løkensgard. (2016) Functionalization of alginate for tissue engineering applications. 9th meeting of the Scandinavian Society for Biomaterials . Scandinavian Society for Biomaterials; Reykjavik. 2016-06-01 - 2016-06-03.
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Academic lectureStrand, Berit Løkensgard; Dalheim, Marianne Øksnes; Arlov, Øystein; Aachmann, Finn Lillelund; Christensen, Bjørn E.; Skjåk-Bræk, Gudmund. (2016) Chemoenzymatic modification of alginates for tissue engineering applications. 5th Portuguese Young Chemists (5th PYCheM) and 1st European Young Chemists (1st EYCheM) Meeting. . CHEM2NATURE; Guimarães. 2016-04-26 - 2016-04-29.
2015
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PosterAarstad, Olav Andreas; Sætrom, Gerd Inger; Strand, Berit Løkensgard; Strand, Wenche Iren; Skjåk-Bræk, Gudmund. (2015) Alginate analysis and structure-function relationships in alginate gels. ESBP2015 - 8th European Symposium on Biopolymers ; Roma. 2015-09-16 - 2015-09-18.
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Academic lectureArlov, Øystein; Aachmann, Finn L.; Sundan, Anders; Espevik, Terje; Skjåk-Bræk, Gudmund. (2015) Heparin Analogs from Sulfated Alginates. 8th European Symposium on Bioploymers . Department of Chemistry-"La Sapenza" University of Rome; Roma. 2015-09-15 - 2015-09-18.
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Academic lectureSkjåk-Bræk, Gudmund; Aarstad, Olav Andreas; Strand, Berit Løkensgard; Tøndervik, Anne. (2015) Alginate Sequencing- Guluronic acid block distribution in native abd enzymatic tailored alginates and thir impact on the macroscopic properties of alginate as biomaterils-. 8th European Symposium on Biopolymers ESBP 2015 . Department of Chemistry, "La Sapienza" -University of Rome; Roma. 2015-09-15 - 2015-09-18.
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PosterStanisci, Annalucia; Aachmann, Finn L.; Tøndervik, Anne; Sletta, Håvard; Skjåk-Bræk, Gudmund. (2015) Development of mannuronan C-5 epimerases to perform in vitro tailoring and upgrading of alginates. CBM11 ; Helsinki. 2015-05-10 - 2015-05-13.
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PosterStanisci, Annalucia; Aachmann, Finn Lillelund; Tøndervik, Anne; Sletta, Håvard; Skjåk-Bræk, Gudmund. (2015) Development of mannuronan C-5 epimerases to perform in vitro tailoring and upgrading of alginates. ESBP 2015 ; Sapienza University - Rome. 2015-09-15 - 2015-09-18.
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Academic lectureStrand, Berit Løkensgard; Dalheim, Marianne Øksnes; Vanacker, Julie; Aachmann, Finn Lillelund; Skjåk-Bræk, Gudmund; Christensen, Bjørn E.. (2015) Functionalization of alginate for tissue engineering applications. KiFEE . NTNU; Trondheim. 2015-09-20 - 2015-09-23.
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Academic lectureStrand, Berit Løkensgard; Skjåk-Bræk, Gudmund. (2015) Islet encapsulation. ESOT Brussel 2015 . European Society for Organ Transplantation; Brussel. 2015-09-13 - 2015-09-16.
2014
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Academic lectureSkjåk-Bræk, Gudmund. (2014) Alginate capsules in the treatment of Type I diabetes. How good are they, and can they be improved?. Gjesteforelesning Milano . Ins.t of Diabetes Research. St Rafaele Hospital; Milano. 2014-10-17 - 2014-10-18.
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Academic lectureSkjåk-Bræk, Gudmund. (2014) Enzymatic modification and upgrading of marine polysaccharides; The MARPOL PROJECT",. NBS Contact meeting . Nork Biokjemisk Selskap; Røros. 2014-01-23 - 2014-01-26.
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InterviewSkjåk-Bræk, Gudmund. (2014) MarPol: Great Interest in Enzyme Technology. IBNN Newsletter [Internett]. 2014-12-09.
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Academic lectureSkjåk-Bræk, Gudmund. (2014) Molecular engineering as an approach to design alginate with new functional properties. Invitert til ETH i Zurich . ETH Zurich; Zurich. 2014-02-18 - 2014-02-19.
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PosterStanisci, Annalucia; Aachmann, Finn Lillelund; Tøndervik, Anne; Sletta, Håvard; Skjåk-Bræk, Gudmund. (2014) Development of mannuronan C-5 epimerases to perform in vitro tailoring and upgrading of alginates. NBS Vintermøde Røros . NBS; Røros. 2014-01-23 - 2014-01-26.
2013
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Academic lectureAachmann, Finn Lillelund; Sørlie, Morten; Skjåk-Bræk, Gudmund; Eijsink, Vincent G. H.; Vaaje-Kolstad, Gustav. (2013) Insights intothe structure and function of lytic polysaccharide monooxygenase by NMR spectroscopy. 3rd EPNOE International polysaccharide Conference . EPNOE and ACS; Nice. 2013-10-21 - 2013-10-24.
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Academic lectureAachmann, Finn Lillelund; Eijsink, Vincent; Vaaje-Kolstad, Gustav; Sørlie, Morten; Skjåk-Bræk, Gudmund. (2013) Insights into the structural-functional aspects of a lytic polysaccharide monooxygenase by NMR spectroscopy. Doctor Technicae Honoris Causa . NOBIPOL - Gudmund Skjåk-Bræk/Bjørn E. Christensen; NTNU. 2013-05-30.
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Academic lectureAachmann, Finn Lillelund; Sletta, Håvard; Tøndervik, Anne; Skjåk-Bræk, Gudmund. (2013) Directed evolution, high throughput screening and production of alginate-modifying enzymes with new and targeted properties. 10th Carbohydrate bioengineering Meeting . Vladimir Kren; Prag. 2013-04-21 - 2013-04-24.
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PosterAachmann, Finn Lillelund; Sørlie, Morten; Skjåk-Bræk, Gudmund; Eijsink, Vincent G. H.; Vaaje-Kolstad, Gustav. (2013) Insights into the structural and functional of lytic polysaccharide monooxygenase by NMR spectroscopy. 3rd EPNOE International Polysaccharide Conference . EPNOE and ACS; Nice. 2013-10-21 - 2013-10-24.
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PosterAachmann, Finn Lillelund; Sørlie, Morten; Skjåk-Bræk, Gudmund; Eijsink, Vincent; Vaaje-Kolstad, Gustav. (2013) Insights into the structural-functional aspects of a lytic polysaccharide monooxygenase by NMR spectroscopy. 10th Carbohydrate Bioengineering Meeting . Vladimir Kren; Praha. 2013-04-21 - 2013-04-24.
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Popular scientific lectureAachmann, Finn Lillelund; Sørlie, Morten; Skjåk-Bræk, Gudmund; Eijsink, Vincent; Vaaje-Kolstad, Gustav. (2013) Insights into the structural-functional aspects of a lytic polysaccharide monooxygenase by NMR spectroscopy. NBS contact meeting . Norsk biokjemisk selskap; LIllehammer. 2013-01-31 - 2013-02-03.
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Academic lectureTøndervik, Anne; Aachmann, Finn Lillelund; Svanem, Britt Iren Glærum; Klinkenberg, Geir; Ellingsen, Trond Erling; Aarstad, Olav Andreas; Ertesvåg, Helga; Valla, Svein; Skjåk-Bræk, Gudmund; Sletta, Håvard. (2013) Directed evolution, high throughput sceening and production of alginate-modifying enzymes with new and targeted properties. 3rd EPNOE International Polysaccharide Conference . EPNOE and ACS; Nice. 2013-10-21 - 2013-10-24.
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Popular scientific lectureVaaje-Kolstad, Gustav; Forsberg, Zarah; Aachmann, Finn Lillelund; Skjåk-Bræk, Gudmund; Loose, Jennifer; Marinai, Stefan; Horn, Svein Jarle; Sørlie, Morten; Westereng, Bjørge; Eijsink, Vincent. (2013) Lytic polysaccharide monooxygenases – a new enzyme family targeting crystalline polysaccharides. NBS Contact Meeting ; 2013-01-31 - 2013-02-03.
2012
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PosterBowman, K.; Aarstad, Olav Andreas; Stokke, Bjørn Torger; Gunning, P.; Mayes, A; Skjåk-Bræk, Gudmund; Round, A.. (2012) Single molecule toolkit for probing polysaccharide interactions. Advances in Single-molecule research for biology&nanoscience. 14th Annual Linz Winter Workshop . Johannes Kepler Univ. Linz,; Linz. 2012-02-03 - 2012-02-07.
2011
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Academic lectureMørch, Yrr Asbjørg; Strand, Berit Løkensgard; Rokstad, Anne Mari; Skjåk-Bræk, Gudmund. (2011) Alginate Microcapsules for the Treatment of Type 1 Diabetes. National Congress of the Norwegian Chemical Society, Invited speaker . Norwegian Chemical Society; Lillestrøm. 2011-09-28 - 2011-09-29.
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Academic lectureRokstad, Anne Mari; Ryan, Liv; Steinkjer, Bjørg; Brekke, Ole Lars; Qi, Meirigeng; Oberholzer, José; Strand, Berit Løkensgard; Skjåk-Bræk, Gudmund; Lacík, Igor; Mollnes, Tom Erik; Espevik, Terje. (2011) Inflammatory responses of alginate microspehers evaluated by a human and baboon whole blood model. 13th world Congress of IPITA International Pancreas and Islets Transplant Association . IPITA Council; Prague. 2011-06-01 - 2011-06-04.
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Academic lectureStokke, Bjørn Torger; Tierney, Sven; Gao, Ming; Gawel, Kamila; Skjåk-Bræk, Gudmund; Sletmoen, Marit; Toita, Sayaka; Akyioshi, Kazunari. (2011) Hydrogel swelling with nanometer resolution. 5th international KIFEE Symposium ; Doshisa Universtiy, Kyoto. 2011-03-08 - 2011-03-11.
2010
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Academic lectureSkjåk-Bræk, Gudmund. (2010) Sequencing of Complex Polysaccharides. Is this possible?. Danisco ; Århus. 2010-01-28 - 2010-01-28.
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Academic lectureSkjåk-Bræk, Gudmund. (2010) Success stories in Polysaccharide Engineering. Carbohydrate Based Materials ; Sigthuna. 2010-09-08 - 2010-09-09.
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Academic lectureSletmoen, Marit; Brewer, Curtis Fred; Takemasa, Makoto; Skjåk-Bræk, Gudmund; Stokke, Bjørn Torger. (2010) Structure-function relationships of biomacromolecules studied at the single molecule level. 25th International Carbohydrate Symposium (ICS2010) . ICS2010 committee; Makuhari Messe International Convention Complex. 2010-07-30.
2009
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PosterBuchinger, Edith; Aachmann, Finn Lillelund; Iwai, Hideo; Skjåk-Bræk, Gudmund; Valla, Svein; Wimmer, Reinhard. (2009) Segmental labelled AlgE4- an alginate epimerase. Euromar 2009 ; Göteborg. 2009-07-05 - 2009-07-09.
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PosterBuchinger, Edith; Aachmann, Finn Lillelund; Iwai, Hideo; Valla, Svein; Skjåk-Bræk, Gudmund; Wimmer, Reinhard. (2009) Segmental labelled AlgE4- an alginate epimerase. The VIII European Symposium of the ; Kongresshaus, Zürich. 2009-06-14 - 2009-06-18.
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Academic lectureSkjåk-Bræk, Gudmund. (2009) Alginate microcapsules for cell transplantation. Can they be improved?. Beta Cell Therapy lectures ; Vrije Universiteit Brussel, Diabetes Research Center. 2009-10-20 - 2009-10-20.
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Academic lectureSkjåk-Bræk, Gudmund. (2009) Characterization of alginates relevant to their use as immobilisation matrix for living cells. Int Workshop on Bioencapsulation ; 2009-04-24 - 2009-04-25.
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Popular scientific lectureSkjåk-Bræk, Gudmund. (2009) Spanskesyken, hva var det, og hva kan vi lære av den?. Tekns - teknisk-naturvitenskapelig forening ; 2009-08-20 - 2009-08-20.
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Academic lectureStrand, Berit Løkensgard; Skjåk-Bræk, Gudmund. (2009) Encapsulation with alginates. Particles 2009 - Micro and Nano Encapsulation ; Holiday Inn Berlin-City West, Berlin. 2009-07-11 - 2009-07-14.
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Academic lectureTøndervik, Anne; Aarstad, Olav Andreas; Sletta, Håvard; Skjåk-Bræk, Gudmund. (2009) Use of high throughput screening technology for development of alginate-modifying enzymes with novel properties. Polysaccharides as a source for advanced materials EPNOE 2009 ; TURKU. 2009-09-21 - 2009-09-24.
2008
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PosterAarstad, Olav Andreas; Ntagenda, Denis; Skjåk-Bræk, Gudmund. (2008) Analysis of mannuronic and guluronic acid distribution in natural and in vitro epimerised alginates using novel alginate lyases with high specificity. 24th International carbohydrate symposium ; Oslo. 2008-07-27 - 2008-08-01.
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PosterBrekken, Christian; Sandvig, Ioanna; Haraldseth, Olav; Skjåk-Bræk, Gudmund; Mørch, Yrr Asbjørg. (2008) Manganese-Alginate Gels for Controlled Release of Mn2+. ISMRM . ISMRM; Toronto. 2008-05-02 - 2008-05-09.
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Academic lectureSkjåk-Bræk, Gudmund. (2008) Alginates- a family of polysaccharides suitable for molecular engineering. International carbohydrate Symposium 2008 ; Oslo. 2008-07-27 - 2008-08-01.
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Academic lectureSletmoen, Marit; Skjåk-Bræk, Gudmund; Næss, Stine Nalum; Stokke, Bjørn Torger. (2008) Investigations of the structure and stability of poly(C)-scleroglucan complexes and the mode of action of alginate epimerases using single molecule and ensemble studies. XXIV International Carbohydrate Symposium . Førmasøytisk institutt, Universitetet i Oslo; Universitetet i Oslo. 2008-07-27 - 2008-08-01.
2007
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PosterAarstad, Olav Andreas; Ballance, Simon; Christensen, Bjørn Erik; Skjåk-Bræk, Gudmund. (2007) Application of HPAEC-PAD to derermine the distribution of oligosaccharides in acid hydrolysed alginate with varying composition. 14th European Carbohydrate Symposium ; Lübeck. 2007-09-02 - 2007-09-07.
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Academic lectureSkjåk-Bræk, Gudmund. (2007) Alginate microcapsules in the treatment of Diabetes I. Present state and future perspectives. Guest lecture at the Department of Endocrinology of Maisonneuve-Rosemont-Hospital ; Montreal. 2007-09-27 - 2007-09-27.
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Popular scientific lectureSkjåk-Bræk, Gudmund. (2007) Behandling av diabetes med transplantasjon av insulinproduserende celler; Fakta eller fantasi. Cappelens Kurs i Biologi ; Trondheim. 2007-05-23 - 2007-05-23.
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Academic lectureSkjåk-Bræk, Gudmund. (2007) From Biopolymers to medical devices and local therapies. NovaMatrix international Seminar ; Sandvika. 2007-08-30 - 2007-08-30.
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Academic lectureSkjåk-Bræk, Gudmund. (2007) Polysaccharide engineering. Guest lectures at The University of Rome “La Sapienza” ; Roma. 2007-10-24 - 2007-10-26.
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Academic lectureSkjåk-Bræk, Gudmund. (2007) Polysaccharide engineering as an approach to design alginates with new functional properties. The14th European Carbohydrate Symposium ; Lubeck. 2007-08-04 - 2007-08-07.
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PosterSletmoen, Marit; Stokke, Bjørn Torger; Skjåk-Bræk, Gudmund. (2007) Dynamic force spectroscopy used to reveal macromolecular motion at the nanoscale of enzymes working on polysaccharides. Scanning Probe Microscopies and Organic Materials XVI . Research Center Borstel and University of Hamburg; Hamburg. 2007-09-26 - 2007-09-28.
2006
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PosterMørch, Yrr Asbjørg; Donati, Ivan; Strand, Berit Løkensgard; Skjåk-Bræk, Gudmund. (2006) Effect of Ca2+ , Ba2+ , and Sr2+ on alginate microbeads. 8th International Congress of the Cell Transplant Society ; Milano. 2006-05-18 - 2006-05-20.
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Academic lectureMørch, Yrr Asbjørg; Strand, Berit Løkensgard; Donati, Ivan; Rokstad, Anne Mari Aukan; Skjåk-Bræk, Gudmund. (2006) Improvement of Alginate Microbeads using enzymatic modification. XIVth International Workshop on Bioencapsulation ; Lausanne. 2006-10-05 - 2006-10-07.
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PosterMørch, Yrr Asbjørg; Strand, Berit Løkensgard; Donati, Ivan; Skjåk-Bræk, Gudmund. (2006) Epimerized Alginate for Cell Immobilization. 8th International Hydrocolloids Conference ; Trondheim. 2006-06-18 - 2006-06-22.
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Academic lectureRokstad, Anne Mari Aukan; Donati, Ivan; Borgogna, Massilimo; Oberholzer, José; Strand, Berit Løkensgard; Espevik, Terje; Skjåk-Bræk, Gudmund. (2006) Cell-compatible covalent alginate beads obtained from a chemoenzymatically engineered alginate. XIV International workshop on bioencapsulation & COST 865 meeting . Bioencapsulation research group; Lausanne. 2006-10-05 - 2006-10-07.
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Academic lectureDonati, Ivan; Marsich, E.; Borgogna, M.; Mozetic, P.; Draget, Kurt Ingar; Strand, Berit Løkensgard; Skjåk-Bræk, Gudmund; Paoletti, Sergio. (2006) Alginate/lactose-modified chitosan (chitlac) hydrogels: a bioactive bio-material for chondrocyte encapsulation. 8th International Hydrocolloids Conference ; Trondheim. 2006-06-18 - 2006-06-22.
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Academic lectureMørch, Yrr Asbjørg; Strand, Berit Løkensgard; Donati, Ivan; Skjåk-Bræk, Gudmund. (2006) Polysaccharide engineering as an approach to design alginate with new functional properties. 8th International Hydrocolloid Conference ; Trondheim. 2006-06-18 - 2006-06-22.
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Academic lectureSkjåk-Bræk, Gudmund. (2006) Alginate Research in Trondheim. AIST seminar at NTNU ; Trondheim. 2006-08-27 - 2006-08-28.
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Academic lectureSkjåk-Bræk, Gudmund. (2006) Bioengineered Alginates for Cell Encapsulation. Symposium and Workshop on Innovative Biopolymers ; Gullmarstrand. 2006-08-20 - 2006-08-21.
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Academic lectureSkjåk-Bræk, Gudmund. (2006) Polysaccharide engineering as an approach to design new functional polymers. KIFEE-Symposium (advanced biological materials) ; NTNU, Trondheim. 2006-09-07 - 2006-09-08.
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PosterSletmoen, Marit; Skjåk-Bræk, Gudmund; Stokke, Bjørn Torger. (2006) Dynamic force spectroscopy used to reveal macromolecular motion at the nanoscale of enzymes working on polysaccharides. Gordon research conference on single molecule approaches to biology . Gordon research conferences; Colby Sawyer college, New Hampshire. 2006-06-18 - 2006-06-23.
2005
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PosterRokstad, Anne Mari Aukan; Strand, Berit Løkensgard; Rian, Kristin; Steinkjer, Bjørg; Kulseng, Bård Eirik; Skjåk-Bræk, Gudmund; Espevik, Terje. (2005) Making alginate bioreactors for treatment of brain tumours: strategies for optimalisation of the system. The Norwegian Biochemical Society 41st Contact Meeting . NBS; Tromsø. 2005-01-13 - 2005-01-16.
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PosterSletmoen, Marit; Skjåk-Bræk, Gudmund; Stokke, Bjørn Torger. (2005) Polysaccharide modifying processive enzymes studied by force spectroscopy: the mannuronan C5 epimerase case. Nobel Symposium 131: Controlled Nanoscale Motion in Biological and Artificial Systems ; Bäckaskog Castle. 2005-06-13 - 2005-06-17.
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PosterThuen, Marte; Singstad, Trond E.; Pedersen, Tina Bugge; Mørch, Yrr Asbjørg; Skjåk-Bræk, Gudmund; Haraldseth, Olav; Berry, Martin; Sandvig, Axel; Brekken, Christian. (2005) Visualization of the optic nerve in several laboratory animals using manganese-containing contrast agents. ISMRM 2005 . International society for magnetic resonance in medicine; Miami Beach. 2005-05-07 - 2005-05-13.
2004
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PosterAarstad, Olav; Holtan, Synnøve; Skjåk-Bræk, Gudmund; Christensen, Bjørn Erik; Ballance, Simon. (2004) Application of HPAEC-PAD to determine the average degree of polymerisation and distribution of oligosaccharides from partially acid hydrolysed mannuronan and guluronan. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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Academic lectureBrekken, Christian; Mørch, Yrr Asbjørg; Strand, Berit Løkensgard; Thuen, Marte; Singstad, Trond; Berry, Martin; Sandvig, Axel; Skjåk-Bræk, Gudmund; Haraldseth, Olav. (2004) A novel probe for localized manganese delivery. 3rd Annual Meeting of the Society for Molecular Imaging . The Society for Molecular Imaging; St. Louis, MO. 2004-09-09 - 2004-09-12.
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PosterCoslovi, Anna; Donati, Ivan; Campa, Cristiana; Gamini, Amelia; Vetere, Amedeo; Skjåk-Bræk, Gudmund; Paoletti, Sergio. (2004) Synthesis and characterization of new alginate-based biomaterials. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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PosterDonati, Ivan; Gamini, Amelia; Vetere, Amedeo; Campa, Cristiana; Paoletti, Sergio; Skjåk-Bræk, Gudmund. (2004) Preparation and characterization of mixed gels of chitosan and polystyrene-co-maleic acid. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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Academic lectureDonati, Ivan; Mørch, Yrr Asbjørg; Holtan, Synnøve; Skjåk-Bræk, Gudmund. (2004) A new hypothesis on the role of alternating sequences in calcium-alginate gels. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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Academic lectureDonati, Ivan; Mørch, Yrr Asbjørg; Holtan, Synnøve; Skjåk-Bræk, Gudmund. (2004) Polysaccharide engineering as an approach to design alginate for biotechnological applications. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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PosterDonati, Ivan; Stredanska, S.; Vetere, Amedeo; Marcon, P.; Marsich, E.; Mozetic, P.; Silvestrine, G.; Gamini, Amelia; Paoletti, Sergio; Vittur, F.; Skjåk-Bræk, Gudmund. (2004) A lactose modified chitosan induces aggragation of pig articular chondrocyte and promotes synthesis of extracellular matrix. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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PosterGimmestad, Martin; Bakkevig, Kari Anne; Sletta, Håvard; Ertesvåg, Helga; Skjåk-Bræk, Gudmund; Ellingsen, Trond Erling; Valla, Svein. (2004) The Pseudomonas fluorescens AlgG protein, but not its mannuronan C-5 epimerase activity, is needed for alginate polymer formation. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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PosterGimmestad, Martin; Bakkevig, Kari Anne; Sletta, Håvard; Ertesvåg, Helga; Skjåk-Bræk, Gudmund; Ellingsen, Trond Erling; Valla, Svein. (2004) The Pseudomonas fluorescens AlgG protein, but not its mannuronan C-5-epimerase activity, is needed for alginate polymer formation. Vintermøte 2004 . Norsk Biokjemisk Selskap; Hafjell, Lillehammer. 2004-01-15 - 2004-01-18.
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PosterHoltan, Synnøve; Campa, Cristiana; Aarstad, Olav; Strand, Wenche I.; Skjåk-Bræk, Gudmund. (2004) Mode of action and subsite analysis of mannuronan C-5 epimerases. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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PosterMørch, Yrr Asbjørg; Strand, Berit Løkensgard; Skjåk-Bræk, Gudmund. (2004) Improvement of alginate microcapsules using biopolymer engineering and Ba2+ and Sr2+ ions. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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Academic lectureMørch, Yrr Asbjørg; Strand, Berit Løkensgard; Skjåk-Bræk, Gudmund. (2004) Improvement of alginate microcapsules using biopolymer engineering and Ba2+- and Sr2+-ions. SSSD konferanse ; Trondheim. 2004-04-30 - 2004-05-02.
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Academic lecturePaoletti, Sergio; Vetere, Amedeo; Gamini, Amelia; Donati, Ivan; Skjåk-Bræk, Gudmund; Campa, Cristiana. (2004) Alginate with wings. The XVIII International Seaweed Symposium . NIVA, IMR and NTNU; Bergen. 2004-06-20 - 2004-06-25.
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Academic lectureSkjåk-Bræk, Gudmund. (2004) Alginate capsules in the treatment of diabetes. Present state and future perspectives. Scandinavian Society for studies of Diabetes . SSSD; Trondheim. 2004-04-30 - 2004-05-02.
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Academic lectureSkjåk-Bræk, Gudmund. (2004) Polysaccharide molecular engineering as an approach to uppgrade alginate for biotechnological and biomedical applications. The 7th World Conference on Biomaterial ; Sidney. 2004-05-15 - 2004-05-22.
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Academic lectureSkjåk-Bræk, Gudmund. (2004) The role of mannuronan C.5 epimerases in the biosynthesis of alginates. The XVIII International Seaweed Symposium . NIVA, IMR and NTNU; Bergen. 2004-06-20 - 2004-06-25.
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Academic lectureSletmoen, Marit; Skjåk-Bræk, Gudmund; Stokke, Bjørn Torger. (2004) Unbinding studies of single-molecular pair AlgE4-mannuronan complexes by dynamic force spectroscopy. 5th Nordic-Baltic Scanning Probe Microscopy Workshop, 2004 . Borg, A., Tybell, T., Worren, T., Sjøblom, J., Stokke, B.T.; Trondheim. 2004-06-16 - 2004-06-19.
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Academic lectureStrand, Berit Løkensgard; Mørch, Yrr Asbjørg; Skjåk-Bræk, Gudmund. (2004) Alginate microcapsules - how can they be improved?. Immunobarriers for Pancreatic Islets Transplantation . NIH; Washington DC. 2004-03-28.
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PosterSvanem, Britt Iren Glærum; Steigedal, Magnus; Klinkenberg, Geir; Aakvik, Trine; Ertesvåg, Helga; Skjåk-Bræk, Gudmund; Valla, Svein. (2004) Creating mannuronan C-5 epimerases with new properties by directed enzyme evolution. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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PosterSvanem, Britt Iren Glærum; Steigedal, Magnus; Klinkenberg, Geir; Ertesvåg, Helga; Skjåk-Bræk, Gudmund; Valla, Svein. (2004) Creating mannuronan C-5-epimerases with new properties by directed enzyme evolution. Vintermøte 2004 . Norsk Biokjemisk Selskap; Hafjell, Lillehammer. 2004-01-15 - 2004-01-18.
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PosterZhang, Qiujin; Skjåk-Bræk, Gudmund. (2004) HRMAS study of alginate gel. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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Academic lectureBjerkan, Tonje Marita; Bender, Carol; Ertesvåg, Helga; Drabløs, Finn; Fakhr, Mohamed K.; Preston, Lori A.; Skjåk-Bræk, Gudmund; Valla, Svein. (2004) The Pseudomonas syringae genome encodes a combined Mannuronan C-5-epimerase and O-acetylhydrolase, which strongly enhances the predicted gel-forming properties of alginates. National Conference on Microbial Sciences and Technology . FUGE; Nesbu. 2004-08-29 - 2004-08-31.
2003
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Academic lectureDanielsen, Signe; Maurstad, Gjertrud; Sletmoen, Marit; Skjåk-Bræk, Gudmund; Vårum, Kjell Morten; Christensen, Bjørn Erik; Stokke, Bjørn Torger. (2003) Nanotechnology at the interface of biopolymers. Nanotech 2003 + future . [Mangler data]; Tokyo. 2003-02-28.
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PosterSikorski, Pawel Tadeusz; Stokke, Bjørn Torger; Skjåk-Bræk, Gudmund. (2003) Structural components of alginic acid. Poly (beta-D-mannuronic-alfa-L-guluronic acid). 12th European Carbohydrate Symposium, EUROCARB 12 . [Mangler data]; Grenoble, Frankrike. 2003-07-11.
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Academic lectureSkjåk-Bræk, Gudmund. (2003) Aspects of glycobiology in biomedicine and biiotechnology. [Mangler data] . University of Trieste; Trieste, Italia. 2003-03-20.
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Academic lectureSkjåk-Bræk, Gudmund. (2003) Microbioal alginate. [Mangler data] . University of Duisburg; Duisburg, Tyskland. 2003-02-19.
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Academic lectureSkjåk-Bræk, Gudmund. (2003) Polysaccharide engineering. [Mangler data] . Ecole Polytechnique Lausann; Lausann, Sveits. 2003-01-09.
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Academic lectureSkjåk-Bræk, Gudmund. (2003) Polysaccharide engineering as an approach to design alginate for biotechnological and biomedical applications. Workshop on polymers and polymerbased composites . [Mangler data]; Jægtvolden. 2003-10-24.
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Academic lectureStrand, Berit Løkensgard; Mørch, Yrr Asbjørg; Espevik, Terje; Skjåk-Bræk, Gudmund. (2003) Improvement of alginate microcapsules using Ba2+ - and Sr2+ -ions and biopolymer engineering. 6th International Congress of the Cell Transplant Society ; Atlanta. 2003-03-03 - 2003-03-06.
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PosterStrand, Berit Løkensgard; Mørch, Yrr Asbjørg; Espevik, Terje; Skjåk-Bræk, Gudmund. (2003) Improvement of alginate microcapsules using Ba2+- and Sr2+-ions and biopolymer engineering. 6th International Congress of the Cell Transplant Society . [Mangler data]; Atlanta, USA. 2003-03-15.
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PosterSvanem, B I G.; Steigedal, Magnus; Klinkenberg, Geir; Ertesvåg, Helga; Skjåk-Bræk, Gudmund; Valla, Svein. (2003) Creating mannuronan C-5-epimerases with new properties using directed enzyme evolution. 11th European Congress on Biotechnology . [Mangler data]; Basel, Switzerland. 2003-08-29.
2002
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Academic lectureRokstad, Anne Mari Aukan; Strand, Berit Løkensgard; Rian, Kristin; Steinkjer, Bjørg; Ryan, Liv; Kulseng, Bård Eirik; Skjåk-Bræk, Gudmund; Espevik, Terje. (2002) Evaluation of different alginate microcapsules as bioreactors for 293-EBNA cells delivering the anti-angiogenic factor endostatin. 38.Biokjemiske kontaktmøte Functional genomics-the mosaics of life . [Mangler data]; Røros. 2002-01-20.
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PosterRyan, Liv; Flo, Trude Helen; Takeuchi, Osamu; Lien, Egil; Halaas, Øyvind; Akira, Shizuo; Skjåk-Bræk, Gudmund; Espevik, Terje. (2002) Involvement of TLR2 and TLR4 in activation of monocytes/macrophages by mannuronic acid polymers. 38.Biokjemiske kontaktmøte Functional genomics-the mosaics of life . [Mangler data]; Røros. 2002-01-20.
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PosterRyan, Liv; Flo, Trude Helen; Takeuchi, Osamu; Lien, Egil; Halaas, Øyvind; Akira, Shizuo; Skjåk-Bræk, Gudmund; Espevik, Terje. (2002) Involvement of TLR2 and TLR4 in activation of monocytes/macrophages by mannuronic acid polymers. The International Union of Biochemistry and Molecular Biology 7th IUBMB Conference RECEPTOR-LIGAND INTERACTIONS Molecular, Physiological and Pharmacological Aspects . [Mangler data]; Bergen, Norge. 2002-05-08.
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Academic lectureSkjermo, Jorunn; Rokstad, Anne Mari Aukan; Salvesen, Ingrid; Skjåk-Bræk, Gudmund; Vadstein, Olav. (2002) Immunostimulation in marine larval rearing. ICES 2002 Annual Science Conference . [Mangler data]; Copenhagen. 2002-10-05.
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PosterSletmoen, Marit; Skjåk-Bræk, Gudmund; Stokke, Bjørn Torger. (2002) Mannuronan C-5-epimerase - mannuronan interactions: one molecular pair at the time. Plant Polysaccharide Workshop, Palm Cove, Queensland, Australia, July 4 -6, 2002. . [Mangler data]; Palm Cove, Queensland, Australia. 2002-07-06.
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PosterSletmoen, Marit; Skjåk-Bræk, Gudmund; Stokke, Bjørn Torger. (2002) Single-molecular pair AlgE4 epimerase-mannuronan interactions and polymer elasticity determined by AFM. XXIst International Carbohydrate Symposium, Cairns, Australia, July 7 - 12, 2002 . [Mangler data]; Cairns, Australia. 2002-07-12.
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Academic lectureStrand, Berit Løkensgard; Skjåk-Bræk, Gudmund. (2002) Visualisation of Alginate-Poly-L-lysine-Alginate Microcapsules by Confocal Laser Scanning Microscopy. COST 840 Workshop . COST 840; Liege. 2002-11-28 - 2002-11-30.
2001
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PosterHoltan, Synnøve; Skjåk-Bræk, Gudmund. (2001) Enzymatic modification of alginate using the recombinant mannuronan C-5-epimerase AlgE1. The 11th European Carbohydrate Symposium . [Mangler data]; Lisboa, Portugal. 2001-09-07.
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PosterKing, A.; Strand, Berit L.; Rokstad, Anne Mari Aukan; Kulseng, Bård Eirik; Andersson, A.; Skjåk-Bræk, Gudmund; Sandler, S. (2001) Epimerised alginate: effect on biocompatibility of microcapsules. Scandinavian Socisty for the Study of Diabetes . [Mangler data]; Uppsala. 2001-05-25.
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Academic lectureKing, Aileen; Strand, Berit Løkensgard; Rokstad, Anne Mari Aukan; Kulseng, Bård Eirik; Andersson, Arne; Sandler, Stellan; Skjåk-Bræk, Gudmund. (2001) Improved biocompatibility of alginate-Poly-L-lysine-alginate microcapsules prepared with epimerized alginates. The 8th World Congress of the International Pancreas & Islet Transplant Association . IPITA; Innsbruck. 2001-06-12 - 2001-06-15.
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PosterSkjermo, Jorunn; Rokstad, Anne Mari Aukan; Salvesen, Ingrid; Skjåk-Bræk, Gudmund. (2001) Immunostimulation as counteraction to bacterial problems in first feeding of marine larve. European Aquaculture Society Meeting . [Mangler data]; Gent, Belgium. 2001-09-06.
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Academic lectureStrand, Berit Løkensgard; Mørch, Yrr Asbjørg; Rokstad, Anne Mari Aukan; Kulseng, Bård Eirik; Espevik, Terje; Skjåk-Bræk, Gudmund. (2001) Improved capsule properties by the use of epimerised alginate. The Ninth International Workshop in Bioencapsulation . Bioencapsulation Research Group; Warsawa. 2001-05-11 - 2001-05-13.
2000
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PosterRokstad, Anne Mari Aukan; Kulseng, Bård Eirik; Strand, B.; Skjåk-Bræk, Gudmund; Espevik, Terje. (2000) Transplantation of Alginate Microcapsules with proliferating cells in mice: Capsular overgrowth and survival of encapsulated cells in allo-and xeno graft modells. Bioartificial organs III. Tissue Sourcing, Immunosolation and Clinical Trials. . [Mangler data]; Davos, Switzerland, 7-12 okt. 2000.
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PosterStrand, Berit Løkensgard; Kulseng, Bård Eirik; Rokstad, Anne Mari Aukan; Skjåk-Bræk, Gudmund; Espevik, Terje. (2000) Identification of cells in the fibrotic reaction against transplanted encapsulated cells. Islets in Eilat: A combined islet basic science and transplantation meeting . Cell Transplantation Society; Eilat. 2000-09-21 - 2000-09-24.
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Popular scientific lectureStrand, Berit; Holtan, Synnøve; Espevik, Terje; Skjåk-Bræk, Gudmund. (2000) Alginate AS Immibilsation materials for cells. Bioartificial Organs III . [Mangler data]; Davos, 7-12 october 2000.
1999
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Popular scientific lectureRokstad, Anne Mari Aukan; Espevik, Terje; Skjåk-Bræk, Gudmund; Vadstein, Olav; Skjermo, Jorun. (1999) Alginates as adjuvant in fish vaccine against Aeromonas salmonicida. 35. Biokjemiske Kontaktmøte, NBS . [Mangler data]; Tromsø, 21-24. januar 1999.
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Popular scientific lectureRyan, Liv; Strand, Berit; Kulseng, Bård Eirik; Skjåk-Bræk, Gudmund; Espevik, Terje. (1999) Characterisation of the toxic and cytokine inducing properties of poly-L-lysine used in alginate microcapsules. 35. Biokjemiske Kontaktmøte NBS . [Mangler data]; Rica Ishavshotel, Tromsø 21-24 januar 1999.
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Academic lectureSkjermo, Jorunn; Salvesen, Ingrid; Conceicão, Luis; Skjåk-Bræk, Gudmund; Vadstein, Olav. (1999) Microbial control in larval culture: Effects of non-specific immunostimulation of larval turbot (Scophthalmus maximus L). Aquaculture Europe 99: Towards predictable quality . [Mangler data]; Trondheim, 7-10 august 1999.
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Academic lectureStrand, Berit Løkensgard; Kulseng, Bård Eirik; Espevik, Terje; Skjåk-Bræk, Gudmund. (1999) Innkapsling av insulinproduserende celler til transplantasjon av diabetespasienter. Bioingeniørdagen . NITO; Oslo. 1999-04-15 - 1999-04-15.
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Popular scientific lectureStrand, Berit Løkensgard; Ryan, Liv; IntVeld, Peter; Kulseng, Bård Eirik; Skjåk-Bræk, Gudmund; Espevik, Terje. (1999) Characterisation of the toxic and cytokine inducing properties of poly-L-lysine used in alginate microcapsules. 7th World Congress of the International Pancreas & Islet Transplant Association . [Mangler data]; Sydney, Australia, August 22 - 25, 1999.
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Popular scientific lectureStrand, Berit Løkensgard; Ryan, Liv; IntVeld, Peter; Kulseng, Bård Eirik; Skjåk-Bræk, Gudmund; Espevik, Terje. (1999) Characterisation of the toxic and cytokine inducing properties of poly-L-lysine used in alginate microcapsules. The Eight International Workshop in Bioencapsulation. Recent Progress in Research and Technology . [Mangler data]; Trondheim, Norway, September 13-15, 1999.
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Popular scientific lectureRokstad, Anne Mari Aukan; Skjåk-Bræk, Gudmund; Skjermo, Jorun. (1999) In vitro og in vivo effekter av alginater på piggvarleukocytter. Fiske- og dyrehelsemøtet 1999 . Norges forskningsråd; Tromsø. 1999-01-18 - 1999-01-20.
1997
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1997) Alginat kapsler som immunisolerende prinsipp ved transplantasjon av insulinproduserende celler. Farmacidagene . [Mangler data]; Oslo.
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Academic lectureSkjåk-Bræk, Gudmund. (1997) Alginate in biomedicine and biotechnology. Conference on Polysaccharides in Biotechnology . [Mangler data]; Nottingham.
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Academic lectureSkjåk-Bræk, Gudmund. (1997) Bioconversion of alginates. Conference on Cell Factory and Enzyme Technology . [Mangler data]; Veijle, Danmark.
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1997) Enzymatic modification of alginates. Prosjektmøte . [Mangler data]; Hull, 25.-27. Juni 1997.
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1997) Epimerisation of alginates : mechanism and properties. FASEB, International Conference on Microbial Polysaccharid . [Mangler data]; Denver, 14.-22. Juni 1997.
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1997) Microbielle alginater. Prosjektmøte Pronova/Hydro . [Mangler data]; Oslo.
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Academic lectureSkjåk-Bræk, Gudmund. (1997) Modification of alginates using mannuronan C-5 epimerases. International Workshop on Marine Polysaccharides . [Mangler data]; Trieste, Italia.
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1997) Produksjon av mannuronan. Industrimøte Pronova/NOBIPOL . [Mangler data]; Rica Hell, Stjørdal.
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1997) Transplantation of immuno-isolated cells. Gjesteforelesning ved Univ. of Wageningen . [Mangler data]; Wageningen, Nederland.
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1997) Utvikling av biokompatible alginatkapsler til celletransplantasjon. Prosjektmøte NFR . [Mangler data]; Oslo.
1996
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Academic lectureThu, Beate; Smidsrød, Olav; Skjåk-Bræk, Gudmund. (1996) Alginate gels : some structure-function correlations relevant to their use as immobilization matrix for cells. Immobilized cells : basics and applications : proceedings of an international symposium ... . [Mangler data]; [Mangler data].
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Academic lectureThu, Beate; Smidsrød, Olav; Skjåk-Bræk, Gudmund. (1996) Alginate-polycation microcapsules for cell transplantation : long time stability. Immobilized cells : basics and applications : proceedings of an international symposium ... . [Mangler data]; [Mangler data].
1995
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Popular scientific lectureEspevik, Terje; Kulseng, Bård Eirik; Anderson, A.; Skjåk-Bræk, Gudmund. (1995) Antibody responses to alginates in different species. Lecture at B-cell, Islets and Pancreas Transplants . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1995) Alginate capsules : how good are they and can they be improved. Indr. lecture at Beta-cell, Islets and Pancreas transplants . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1995) Alginate in biomedicine and biotechnology. POLYMERIX International Conference . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1995) Implantasjon av Beta-celler i alginatkuler : hvor langt er den kliniske anvendelsen kommet?. Norsk diabetes forum . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1995) Performance and long-time stability of alginate polycation capsules. 6th Workshop on Beta-Cell Transplantation . [Mangler data]; [Mangler data].
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Popular scientific lectureThu, Beate; Espevik, Terje; Smidsrød, Olav; Skjåk-Bræk, Gudmund. (1995) Alginate polycation microcapsules : improved functional properties by controlling the interaction between polycations and alginates. Symposium on Advances in Polysaccharides : Characteristics and Applications . [Mangler data]; [Mangler data].
1994
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Academic lectureErtesvåg, Helga; Doseth, B.; Larsen, Bjørn; Skjåk-Bræk, Gudmund; Høidal, Hilde; Hals, Ingrid; Budal, Leiv; Valla, Svein. (1994) A family of genes encoding mannuronan C5-epimerase in Azotobacter vinelandii. 1st International Conference on Polysaccharide Engineering . [Mangler data]; [Mangler data].
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Popular scientific lectureEspevik, Terje; Skjåk-Bræk, Gudmund. (1994) Immunological aspects of alginates for microencapsulation. German Diabetes Society. 29th Annual Meeting . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1994) Alginate : a target molecule for the genetic engineers and a versatile molecule for the biotechnologist. 3rd International Marine Biotechnology Conference . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1994) Alginate encapsulation of pancreatic islets for control of diabetes from laboratory to clinic. [Mangler data] . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1994) Alginate research in Norway. [Mangler data] . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1994) Alginatkapsler som immunisolerende matrix ved celletransplantasjoner, muligheter og begrensninger : alt dere bør vite om alginatkapsler, men ikke har turt å spørre om. Institutt for kreftforsknings årsmøte . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1994) Alginatkapsler som immunisolerende matrix ved celletransplantasjoner, muligheter og begrensninger : alt dere bør vite om alginatkuler, men ikke har turt å spørre om. Oppdalsmøtet . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1994) Application of alginates in biomedicine and biotechnology : genetic engineered alginates - do we need them?. 1st International Conference on Polysaccharide Engineering . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1994) Basics and application. International Symposium on Immobilized Cells . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1994) Celletransplantasjon : en fremtidig behandlingsform for diabetes?. [Mangler data] . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1994) Immunological properties of poly-uronides. 4th International Workshop on Oligo and Polysaccharides . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1994) Kan alginatkuler revolusjonere diabetesbehandlingen?. [Mangler data] . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1994) Kuler og krutt i diabetesbehandlingen. Diabetesforum . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1994) Mikrokapsler som kunstige organer. [Mangler data] . [Mangler data]; [Mangler data].
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Popular scientific lectureSkjåk-Bræk, Gudmund. (1994) Transplantasjon av insulinproduserende celler : en fremtidig behandling av type I diabetes. [Mangler data] . [Mangler data]; [Mangler data].
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Popular scientific lectureSmidsrød, Olav; Skjåk-Bræk, Gudmund; Espevik, Terje. (1994) Kan alginatkuler revolusjonere diabetesbehandlingen?. Forskningskampanje - diabetesforskning . [Mangler data]; [Mangler data].
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Popular scientific lectureThu, Beate J.; Skjåk-Bræk, Gudmund. (1994) Alginat polykation kapsler : funksjonelle egenskaper. Presentasjonsseminar for Program for medisinsk teknologi ved UNIT . [Mangler data]; [Mangler data].
1993
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Academic lectureHertzberg, Sissel; Moe, Størker; Skjåk-Bræk, Gudmund. (1993) A new hydrophilic matrix and stabilizing agent for enzyme-catalysed esterifications in organic media, two-phase liquid systems. European Congress on Biotechnology (6 : 1993 : Firenze). Abstract . [Mangler data]; [Mangler data].
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Academic lectureSkjermo, Jorunn; Skjåk-Bræk, Gudmund. (1993) Stimulation of the non-specific immune system of marine fish with different immuno modulators. Nordic Symposium on Fish Immunology (1993 : Lysekil) . [Mangler data]; [Mangler data].
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Academic lectureSkjåk-Bræk, Gudmund; et al., [Mangler fornavn]. (1993) A strategy to obtain control during larval development of marine fish. International Conference on Fish Farming Technology (1 : 1993 : Trondheim) . [Mangler data]; [Mangler data].
1992
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Academic lectureSmidsrød, Olav; Moe, Størker; Draget, Kurt Ingar; Skjåk-Bræk, Gudmund. (1992) Microgels, superswelling gels and macrogels from alginates. New possibilities for an old polymer?. 6th Gums and stabilisers for the food industry . [Mangler data]; [Mangler data].