Journal publications

• Sletta, Håvard; Degnes, Kristin Fløgstad; Herfindal, Lars; Klinkenberg, Geir; Fjærvik, Espen; Zahlsen, Kolbjørn; Brunsvik, Anders; Nygaard, Gyrid; Aachmann, Finn Lillelund; Ellingsen, Trond Erling; Doskeland, Stein Ove; Zotchev, Sergey. (2014) Anti-microbial and cytotoxic 1,6-dihydroxyphenazine-5,10-dioxide (iodinin) produced by Streptosporangium sp. DSM 45942 isolated from the fjord sediment. Applied Microbiology and Biotechnology. vol. 98 (2).
• Klinkenberg, Geir; Sletta, Håvard; Fjærvik, Espen; Zahlsen, Kolbjørn; Bruheim, Per. (2011) Two-dimensional LC-MS fractioning and cross-matching of mass spectrometric data for rational identification of bioactive compounds in crude extracts. Journal of Separation Science. vol. 34 (23).
• Engelhardt, Kerstin; Degnes, Kristin F.; Kemmler, M.; Bredholt, Harald; Fjærvik, Espen; Klinkenberg, Geir; Sletta, Håvard; Ellingsen, Trond Erling; Zotchev, Sergey. (2010) Production of a new thiopeptide antibiotic, TP-1161, by a marine Nocardiopsis species. Applied and Environmental Microbiology. vol. 76 (15).
• Jørgensen, Hanne; Degnes, Kristin F.; Dikiy, Alexander; Fjærvik, Espen; Klinkenberg, Geir; Zotchev, Sergey. (2010) Insights into the Evolution of Macrolactam Biosynthesis through Cloning and Comparative Analysis of the Biosynthetic Gene Cluster for a Novel Macrocyclic Lactam, ML-449. Applied and Environmental Microbiology. vol. 76 (1).
• Jørgensen, Hanne; Degnes, Kristin; Sletta, Håvard; Fjærvik, Espen; Dikiy, Alexander; Dikiy, Alexander; Herfindal, Lars; Bruheim, Per; Klinkenberg, Geir; Bredholt, Harald; Nygård, Gyrid; Doskeland, Stein Ove; Ellingsen, Trond E.; Zotchev, Sergey B.. (2009) Biosynthesis of Macrolactam BE-14106 involves two distinct PKS systems and amino acid processing enzymes for generation of the aminoacyl starter unit. Chemistry and Biology. vol. 16 (10).
• Hakvåg, Sigrid; Fjærvik, Espen; Klinkenberg, Geir; Borgos, Sven Even F.; Josefsen, Kjell D.; Ellingsen, Trond Erling; Zotchev, Sergey. (2009) Violacein-producing Collimonas sp. from the sea surface microlayer of costal waters in Trøndelag, Norway. Marine Drugs. vol. 7 (4).
• Jørgensen, Hanne; Fjærvik, Espen; Hakvåg, Sigrid; Bruheim, Per; Bredholt, Harald; Klinkenberg, Geir; Ellingsen, Trond Erling; Zotchev, Sergey. (2009) Candicidin Biosynthesis Gene Cluster Is Widely Distributed among Streptomyces spp. Isolated from the Sediments and the Neuston Layer of the Trondheim Fjord, Norway. Applied and Environmental Microbiology. vol. 75 (10).
• Bredholt, Harald; Fjærvik, Espen; Johnsen, Geir; Zotchev, Sergey. (2008) Actinomycetes from sediments in the Trondheim Fjord, Norway: Diversity and biological activity. Marine Drugs. vol. 6 (1).
• Hakvåg, Sigrid; Fjærvik, Espen; Josefsen, Kjell Domaas; Ian, Elena; Ellingsen, Trond Erling; Zotchev, Sergey. (2008) Characterization of Streptomyces spp. isolated from the sea surface microlayer in the Trondheim fjord, Norway. Marine Drugs. vol. 6 (4).
• Bredholt, Harald; Galatenko, Olga A.; Engelhardt, Kerstin; Fjærvik, Espen; Terekhova, Larissa P.; Zotchev, Sergey. (2007) Rare actinomycete bacteria from the shallow water sediments of the Trondheim fjord, Norway: isolation, diversity and biological activity. Environmental Microbiology. vol. 9 (11).
• Borgos, Sven Even F.; Sletta, Håvard; Fjærvik, Espen; Brautaset, Trygve; Ellingsen, Trond Erling; Gulliksen, Ole-Martin; Zotchev, Sergey. (2006) Effect of glucose limitation and specific mutations in the module 5 enoyl reductase domains in the nystatin and amphotericin polyketide synthases on polyene macrolide biosynthesis. Archives of Microbiology. vol. 185.
• Fjærvik, Espen; Zotchev, Sergey. (2005) Biosynthesis of the polyene macrolide antibiotic nystatin in Streptomyces noursei. Applied Microbiology and Biotechnology. vol. 67.
• Brautaset, Trygve; Standal, Rune; Fjærvik, Espen; Valla, Svein. (1994) Nucleotide sequence and expression analysis of the Acetobacter xylinum phosphoglucomutase gene. Microbiology.
• Standal, Rune; Iversen, Tore Geir; Coucheron, Dag-Hugo; Fjærvik, Espen; Blatny, Janet Martha; Valla, Svein. (1994) A new gene required for cellulose production and a gene encoding cellulolytic activity in Acetobacter xylinum are colocalized with the bcs operon. Journal of Bacteriology. vol. 176.
• Valla, Svein; Coucheron, Dag-Hugo; Fjærvik, Espen; Kjosbakken, Johannes; Weinhouse, Haim; Ross, Peter; Amikam, Dorit; Benziman, Moshe. (1989) Cloning of a gene involved in cellulose biosynthesis in Acetobacter xylinum : Complementation of cellulose-negative mutants by the UDPG pyrophosphorylase structural gene. Journal of Bacteriology. vol. 217.

Part of book/report

• Valla, Svein; Ertesvåg, Helga; Tonouchi, Naoto; Fjærvik, Espen. (2009) Bacterial cellulose production: Biosynthesis and applications. Microbial production of biopolymers and polymer precursors.