2024

• Cavallo, S.M.; Pellencin, E.; Carone, G.; Castelli, N.; Ayadi, R.; Olldashi, F.. (2024) Non-technical skills for neurosurgeons: An international survey. Brain and Spine
  Academic article

2021

• Del Bene, Massimiliano; DiMeco, Francesco; Unsgård, Geirmund. (2021) Editorial: Intraoperative Ultrasound in Brain Tumor Surgery: State-Of-The-Art and Future Perspectives. Frontiers in Oncology
  Editorial

2019

• Unsgård, Geirmund; Sagberg, Lisa Millgård; Muller, Sebastien; Selbekk, Tormod. (2019) A new acoustic coupling fluid with ability to reduce ultrasound imaging artefacts in brain tumour surgery - a phase I study. Acta Neurochirurgica
  Academic article
• Bø, Hans Kristian; Solheim, Ole; Kvistad, Kjell Arne; Berntsen, Erik Magnus; Torp, Sverre Helge; Skjulsvik, Anne Jarstein. (2019) Intraoperative 3D ultrasound-guided resection of diffuse low-grade gliomas: radiological and clinical results. Journal of Neurosurgery
  Academic article
• Unsgård, Geirmund; Lindseth, Frank. (2019) 3D ultrasound-guided resection of low-grade gliomas: principles and clinical examples. Neurosurgical Focus
  Academic article

2018

• Iversen, Daniel Høyer; Wein, Wolfgang; Lindseth, Frank; Unsgård, Geirmund; Reinertsen, Ingerid. (2018) Automatic Intraoperative Correction of Brain Shift for Accurate Neuronavigation. World Neurosurgery
  Academic article
• Munkvold, Bodil Karoline Ravn; Jakola, Asgeir Store; Reinertsen, Ingerid; Sagberg, Lisa Millgård; Unsgård, Geirmund; Solheim, Ole. (2018) The diagnostic properties of intraoperative ultrasound in glioma surgery and factors associated with gross total tumor resection. World Neurosurgery
  Academic article
• Iversen, Daniel Høyer; Løvstakken, Lasse; Unsgård, Geirmund; Reinertsen, Ingerid. (2018) Automatic intraoperative estimation of blood flow direction during neurosurgical interventions. International Journal of Computer Assisted Radiology and Surgery
  Academic article

2017

• Xiao, Yiming; Fortin, Maryse; Unsgård, Geirmund; Rivaz, Hassan; Reinertsen, Ingerid. (2017) REtroSpective Evaluation of Cerebral Tumors (RESECT): A clinical database of pre-operative MRI and intra-operative ultrasound in low-grade glioma surgeries. Medical Physics
  Academic article
• Munkvold, Bodil Karoline Ravn; Bø, Hans Kristian; Jakola, Asgeir Store; Reinertsen, Ingerid; Berntsen, Erik Magnus; Unsgård, Geirmund. (2017) Tumor volume assessment in low-grade gliomas: a comparison of preoperative magnetic resonance imaging to coregistered intraoperative 3-dimensional ultrasound recordings. Neurosurgery
  Academic article
• Jakola, Asgeir Store; Skjulsvik, Anne Jarstein; Myrmel, Kristin Smistad; Sjåvik, Kristin; Unsgård, Geirmund; Torp, Sverre Helge. (2017) Surgical resection versus watchful waiting in low-grade gliomas. Annals of Oncology
  Academic article

2016

• Bartek, Jiri; Gulati, Sasha; Unsgård, Geirmund; Weber, Clemens; Förander, Petter; Solheim, Ole. (2016) Standardized reporting of adverse events after microvascular decompression of cranial nerves; a population-based single-institution consecutive series. Acta Neurochirurgica
  Academic article
• Solheim, Ole; Johansen, Tonni Franke; Cappelen, Johan; Unsgård, Geirmund; Selbekk, Tormod. (2016) Transsellar ultrasound in pituitary surgery with a designated probe: Early experiences. Operative Neurosurgery
  Academic article
• Unsgård, Geirmund; Rao, Vidar; Solheim, Ole; Lindseth, Frank. (2016) Clinical experience with navigated 3D ultrasound angiography (power Doppler) in microsurgical treatment of brain arteriovenous malformations. Acta Neurochirurgica
  Academic article
• Selbekk, Tormod; Solheim, Ole; Unsgård, Geirmund. (2016) Ultrasound-guided neurosurgery: Experiences from 20 years of cross-disciplinary research in Trondheim, Norway. Neurosurgical Focus
  Editorial

2015

• Iversen, Daniel Høyer; Lindseth, Frank; Unsgård, Geirmund; Torp, Hans; Løvstakken, Lasse. (2015) Improved quality of freehand 3-D ultrasound color flow imaging by multi-angle compounding. Proceedings - IEEE Ultrasonics Symposium
  Academic article
• Askeland, Christian; Solberg, Ole Vegard; Bakeng, Janne Beate Lervik; Reinertsen, Ingerid; Tangen, Geir Arne; Hofstad, Erlend Fagertun. (2015) CustusX: an open-source research platform for image-guided therapy. International Journal of Computer Assisted Radiology and Surgery
  Academic article
• Jakola, Asgeir Store; Senft, Christian; Unsgård, Geirmund; Solheim, Ole. (2015) Surgical Management of Eloquent Supratentorial Low-Grade Gliomas with Special Emphasis on Intraoperative Imaging. Central European Neurosurgery
  Academic article

2014

• Jakola, Asgeir S; Unsgård, Geirmund; Myrmel, Kristin Smistad; Kloster, Roar; Torp, Sverre Helge; Sagberg, Lisa Millgård. (2014) Surgical strategies in low-grade gliomas and implications for long-term quality of life. Journal of clinical neuroscience
  Academic article
• Jakola, Asgeir S; Berntsen, Erik Magnus; Christensen, Pål; Gulati, Sasha; Unsgård, Geirmund; Kvistad, Kjell Arne. (2014) Surgically acquired deficits and diffusion weighted MRI changes after glioma resection - A matched case-control study with blinded neuroradiological assessment. PLOS ONE
  Academic article
• Reinertsen, Ingerid; Lindseth, Frank; Askeland, Christian; Iversen, Daniel Høyer; Unsgård, Geirmund. (2014) Intra-operative correction of brain-shift. Acta Neurochirurgica
  Academic article
• Reinertsen, Ingerid; Jakola, Asgeir Store; Solheim, Ole; Lindseth, Frank; Selbekk, Tormod; Unsgård, Geirmund. (2014) Placement of External Ventricular Drains Using an Average Model. Lecture Notes in Computer Science (LNCS)
  Academic article
• Solheim, Ole; Jakola, Asgeir Store; Unsgård, Geirmund. (2014) Scientific alchemy and proposed gold standards of care. World Neurosurgery
  Letter to the editor
• Jakola, Asgeir S; Jørgensen, Arve; Selbekk, Tormod; Michler, Ralf-Peter; Solheim, Ole; Torp, Sverre Helge. (2014) Animal study assessing safety of an acoustic coupling fluid that holds the potential to avoid surgically induced artifacts in 3D ultrasound guided operations. BMC Medical Imaging
  Academic article

2013

• Jakola, Asgeir; Unsgård, Geirmund; Kloster, Roar; Solheim, Ole. (2013) Diffuse low-grade gliomas. Journal of Neurosurgery
  Reader opinion piece
• Jakola, Asgeir; Unsgård, Geirmund; Myrmel, Kristin Smistad; Kloster, Roar; Torp, Sverre Helge; Losvik, Ole Kristian. (2013) Surgical strategy in grade II astrocytoma: a population-based analysis of survival and morbidity with a strategy of early resection as compared to watchful waiting. Acta Neurochirurgica
  Academic article
• Jakola, Asgeir; Reinertsen, Ingerid; Selbekk, Tormod; Solheim, Ole; Lindseth, Frank; Gulati, Sasha. (2013) Three dimensional ultrasound guided placement of ventricular catheters. World Neurosurgery
  Academic article
• Jakola, Asgeir; Solheim, Ole; Unsgård, Geirmund. (2013) Risks and benefits of brain tumor surgery - a balancing act. NTNU
  Doctoral dissertation
• Iversen, Daniel Høyer; Lindseth, Frank; Unsgård, Geirmund; Torp, Hans; Løvstakken, Lasse. (2013) Model-Based Correction of Velocity Measurements in Navigated 3-D Ultrasound Imaging During Neurosurgical Interventions. IEEE Transactions on Medical Imaging
  Academic article
• Solheim, Ole; Jakola, Asgeir S; Lindseth, Frank; Unsgård, Geirmund. (2013) Lavgradige gliom – en hjernekirurgisk balansekunst. Kirurgen
  Article in business/trade/industry journal
• Selbekk, Tormod; Jakola, Asgeir S; Solheim, Ole; Johansen, Tonni Franke; Lindseth, Frank; Reinertsen, Ingerid. (2013) Ultrasound imaging in neurosurgery: approaches to minimize surgically induced image artefacts for improved resection control. Acta Neurochirurgica
  Academic literature review
• Reinertsen, Ingerid; Jakola, Asgeir S; Solheim, Ole; Lindseth, Frank; Unsgård, Geirmund. (2013) Model-guided Placement of Cerebral Ventricular Catheters. Lecture Notes in Computer Science (LNCS)
  Academic article

2012

• Reinertsen, Ingerid; Jakola, Asgeir S; Friderichsen, Peter; Lindseth, Frank; Solheim, Ole; Selbekk, Tormod. (2012) A new system for 3D ultrasound-guided placement of cerebral ventricle catheters. International Journal of Computer Assisted Radiology and Surgery
  Academic article
• Jakola, Asgeir S; Myrmel, Kristin Smistad; Kloster, Roar; Torp, Sverre Helge; Lindal, Sigurd; Unsgård, Geirmund. (2012) Comparison of a Strategy Favoring Early Surgical Resection vs a Strategy Favoring Watchful Waiting in Low-Grade Gliomas. Journal of the American Medical Association (JAMA)
  Academic article
• Sæther, Carl Andrew; Torsteinsen, Magne; Torp, Sverre Helge; Sundstrøm, Stein Harald; Unsgård, Geirmund; Solheim, Ole. (2012) Did survival improve after the implementation of intraoperative neuronavigation and 3D ultrasound in glioblastoma surgery? A retrospective analysis of 192 primary operations. Minimally Invasive Neurosurgery
  Academic article
• Lindseth, Frank; Langø, Thomas; Selbekk, Tormod; Tangen, Geir Arne; Hofstad, Erlend Fagertun; Unsgård, Geirmund. (2012) Navigasjonsteknologi blir benyttet innenfor stadig flere kliniske områder. Kirurgen
  Article in business/trade/industry journal
• Jakola, Asgeir S; Unsgård, Geirmund; Myrmel, Kristin Smistad; Kloster, Roar; Torp, Sverre Helge; Lindal, Sigurd. (2012) Low Grade Gliomas in Eloquent Locations – Implications for Surgical Strategy, Survival and Long Term Quality of Life. PLOS ONE
  Academic article
• Selbekk, Tormod; Brekken, Reidar; Indergaard, Marit Kristina; Solheim, Ole; Unsgård, Geirmund. (2012) Comparison of contrast in brightness mode and strain ultrasonography of glial brain tumours. BMC Medical Imaging
  Academic article

2011

• Iversen, Daniel Høyer; Lindseth, Frank; Unsgård, Geirmund; Torp, Hans; Løvstakken, Lasse. (2011) Model-based correction of angle-dependencies in navigated3-D flow imaging during neurosurgical interventions. IEEE International Ultrasonics Symposium Proceedings
  Academic article
• Jakola, Asgeir S; Gulati, Sasha; Weber, Clemens; Unsgård, Geirmund; Solheim, Ole. (2011) Postoperative deterioration in health related quality of life as predictor for survival in patients with glioblastoma: a prospective study. PLOS ONE
  Academic article
• Unsgård, Geirmund; Solheim, Ole; Lindseth, Frank; Selbekk, Tormod. (2011) Intra-operative imaging with 3D ultrasound in neurosurgery. Acta Neurochirurgica Supplementum
  Academic article
• Solheim, Ole; Unsgård, Geirmund; Nygaard, Øystein Petter. (2011) Ultrasound guided surgery in patients with intracranial tumours. NTNU
  Doctoral dissertation
• Mårvik, Ronald; Myhre, Hans Olav; Unsgård, Geirmund. (2011) Experimental Surgery in Trondheim.
  Academic chapter/article/Conference paper
• Jakola, Asgeir S; Unsgård, Geirmund; Solheim, Ole. (2011) Quality of life in patients with intracranial gliomas: the impact of modern image-guided surgery. Journal of Neurosurgery
  Academic article

2010

• Unsgård, Geirmund. (2010) GPS til hjernen. St. Olavs Hospital i Trondheim har siden 1990-tallet ligget i front på bruken av tredimensjonal ultralyd ved hjernekirurgi. Nå vil sykehuset teste ut nytten av verktøyet på andre typer operasjoner. Dagens medisin
  Reader opinion piece
• Solheim, Ole; Selbekk, Tormod; Jakola, Asgeir S; Unsgård, Geirmund. (2010) Ultrasound-guided operations in unselected high-grade gliomas-overall results, impact of image quality and patient selection. Acta Neurochirurgica
  Academic article
• Berntsen, Erik Magnus; Gulati, Sasha; Solheim, Ole; Kvistad, Kjell Arne; Torp, Sverre Helge; Selbekk, Tormod. (2010) Functional magnetic resonance imaging and diffusion tensor tractography incorporated into an intraoperative 3-dimensional ultrasound-based neuronavigation system: impact on therapeutic strategies, extent of resection, and clinical outcome. Neurosurgery
  Academic article
• Solheim, Ole; Selbekk, Tormod; Løvstakken, Lasse; Tangen, Geir Arne; Solberg, Ole Vegard; Johansen, Tonni Franke. (2010) Intrasellar ultrasound in transsphenoidal surgery: a novel technique. Neurosurgery
  Academic article
• Selbekk, Tormod; Brekken, Reidar; Solheim, Ole; Lydersen, Stian; Hernes, Toril A. Nagelhus; Unsgård, Geirmund. (2010) Tissue motion and strain in the human brain assessed by intraoperative ultrasound in glioma patients. Ultrasound in Medicine and Biology
  Academic article

2009

• Gulati, Sasha; Berntsen, Erik Magnus; Solheim, Ole; Kvistad, Kjell Arne; Håberg, Asta; Selbekk, Tormod. (2009) Surgical resection of high-grade gliomas in eloquent regions guided by blood oxygenation level dependent functional magnetic resonance imaging, diffusion tensor tractography, and intraoperative navigated 3D ultrasound. Minimally Invasive Neurosurgery
  Academic article
• Berntsen, Erik Magnus; Gulati, Sasha; Solheim, O.; Kvistad, Kjell Arne; Lindseth, F; Unsgård, Geirmund. (2009) Integrated Pre- and Intraoperative Imaging in a Patient with an Arteriovenous Malformation Located in Eloquent Cortex. Minimally Invasive Neurosurgery
  Academic article
• Sindou, Marc; Unsgård, Geirmund. (2009) Practical Handbook of Neurosurgery. Springer Springer
  Academic anthology/Conference proceedings
• Selbekk, Tormod; Solheim, Ole; Tangen, Geir Arne; Solberg, Ole Vegard; Bø, Lars Eirik; Unsgård, Geirmund. (2009) Navigational high-resolution 3D ultrasound in spine tumour surgery — technical assessment. International Journal of Computer Assisted Radiology and Surgery
  Abstract
• Unsgård, Geirmund. (2009) Ultrasound-guided neurosurgery. Springer
  Academic chapter/article/Conference paper

2008

• Solheim, Ole; Selbekk, Tormod; Tangen, Geir Arne; Solberg, Ole Vegard; Kolstad, Frode; Unsgård, Geirmund. (2008) Ultralyd ved spinalkirurgi - teknologiutvikling. Vitenskapelige forhandlinger - De norske kirurgiske foreninger
  Abstract
• Rygh, Ola Morten; Selbekk, T; Torp, Sverre Helge; Lydersen, Stian; Hernes, Toril A. Nagelhus; Unsgård, Geirmund. (2008) Comparison of navigated 3D ultrasound findings with histopathology in subsequent phases of glioblastoma resection. Acta Neurochirurgica
  Academic article
• Rygh, Ola Morten; Unsgård, Geirmund. (2008) 3D ultrasound based neuronavigation in neurosurgery, A Clinical Evaluation. Tapir Akademisk Forlag Tapir Akademisk Forlag
  Doctoral dissertation

2007

• Unsgård, Geirmund; Ommedal, S; Rygh, Ola Morten; Lindseth, Frank. (2007) Operation of arteriovenous malformations assisted by stereoscopic navigation-controlled display of preoperative magnetic resonance angiography and intraoperative ultrasound angiography. Neurosurgery
  Academic literature review
• Rasmussen jr., Inge-Andre; Lindseth, Frank; Rygh, Ola Morten; Berntsen, Erik Magnus; Selbekk, Tormod; Xu, Jian. (2007) Functional neuronavigation combined with intra-operative 3D ultrasound: Initial experiences during surgical resections close to eloquent brain areas and future directions in automatic brain shift compensation of preoperative data. Acta Neurochirurgica
  Academic article
• Reinertsen, I; Lindseth, Frank; Unsgård, Geirmund; Collins, DL. (2007) Clinical validation of vessel-based registration for correction of brain-shift. Medical Image Analysis
  Academic article

2006

• Unsgård, Geirmund; Rygh, Ola; Selbekk, Tormod; Müller, T.B.; Kolstad, Frode; Lindseth, Frank. (2006) Intra-operative 3D ultrasound in neurosurgery. Acta Neurochirurgica
  Academic literature review
• Kolstad, Frode; Rygh, Ola; Selbekk, Tormod; Unsgård, Geirmund; Nygaard, Øystein P. (2006) Three-dimensional ultrasonography navigation in spinal cord tumor surgery - Technical note. Journal of Neurosurgery : Spine
  Academic article
• Rygh, Ola; Hernes, Toril A. Nagelhus; Lindseth, Frank; Selbekk, Tormod; Müller, Tomm Brostrup; Unsgård, Geirmund. (2006) Intraoperative navigated 3-dimensional ultrasound angiography in tumor surgery. Surgical Neurology
  Academic article
• Hernes, Toril A. Nagelhus; Lindseth, Frank; Selbekk, Tormod; Wollf, Arild; Solberg, Ole Vegard; Harg, Erik. (2006) Computer-assisted 3D ultrasound-guided neurosurgery: technological contributions, including multimodal registration and advanced display, demonstrating future perspectives. International Journal of Medical Robotics and Computer Assisted Surgery
  Academic article
• Rygh, Ola; Cappelen, Johan; Selbekk, Tormod; Lindseth, Frank; Hernes, Toril A. Nagelhus; Unsgård, Geirmund. (2006) Endoscopy guided by an intraoperative 3D ultrasound-based neuronavigation system. Minimally Invasive Neurosurgery
  Academic article

2005

• Unsgård, Geirmund; Rygh, Ola; Selbekk, Tormod; Müller, T. B.; Kolstad, Frode; Lindseth, F. (2005) Intra-operative 3D Ultrasound in Neurosurgery. Acta Neurochirurgica
  Academic literature review
• Unsgård, Geirmund; Selbekk, Tormod; Muller, Tomm; Ommedal, Steinar; Torp, Sverre Helge; Myhr, Gunnar. (2005) Ability of Navigated 3D Ultrasound to Delineate Gliomas and Metastases - Comparison of Image Interpretations with Histopathology. Acta Neurochirurgica
  Academic article
• Unsgård, Geirmund; Ommedal, Steinar; Rygh, O. M.; Lindseth, F. (2005) Operation of arteriovenous malformations assisted by stereoscopic navigation-controlled display of preoperative magnetic resonance angiography and intraoperative ultrasound angiography. Neurosurgery
  Academic article
• Meling, Torstein Ragnar; Helseth, Eirik; Unsgård, Geirmund; Lote, Knut; Nakstad, Per Hjalmar; Wester, Knut. (2005) Brain metastases in adults. Tidsskrift for Den norske legeforening (Tidsskriftet)
  Academic article
• Selbekk, Tormod; Bang, Jon; Unsgård, Geirmund. (2005) Strain processing of intraoperative ultrasound images of brain tumours: initial results. Ultrasound in Medicine and Biology
  Academic article

2004

• Eloqayli, Haytham; Gøtestam, K Gunnar; Unsgård, Geirmund; Sonnewald, Ursula. (2004) Changes of glial-neuronal interaction and metabolism after a subconvulsive dose of pentylenetetrazole. Neurochemistry International
  Academic article
• Håberg, Asta Kristine; Kvistad, Kjell Arne; Unsgård, Geirmund; Haraldseth, Olav. (2004) Preoperative blood oxygen level-dependent functional magnetic resonance imaging in patients with primary brain tumors: Clinical application and outcome. Neurosurgery
  Academic article

2003

• Bull, Kirsti Strøm; Roll-Hansen, Nils; Kvernmo, Siv; Unsgård, Geirmund; Nordby, Andreas; Tapper, Nina Mår. (2003) Granskning av påstander om uetisk medisinsk forskning på mennesker. Norges offentlige utredninger 2003:33
  Report
• Eloqayli, Haytham; Dahl, Carl Bredo; Gøtestam, K Gunnar; Unsgård, Geirmund; Hadidi, Hakam; Sonnewald, Ursula. (2003) Pentylenetetrazole decreases metabolic glutamate turnover in rat brain. Journal of Neurochemistry
  Academic article
• Helseth, Eirik; Due-Tønnessen, Bernt; Lundar, Tryggve; Scheie, David; Skullerud, Kari Petra; Wesenberg, Finn. (2003) Intrakraniale svulster hos barn. Tidsskrift for Den norske legeforening (Tidsskriftet)
  Academic article
• Helseth, Eirik; Meling, Torstein; Lundar, Tryggve; Scheie, David; Skullerud, Kari Petra; Lote, Knut. (2003) Intrakraniale svulster hos voksne. Tidsskrift for Den norske legeforening (Tidsskriftet)
  Academic article
• Helseth, Eirik; Meling, Torstein; Lundar, Trygve; Scheie, David; Skullerud, Kari; Lote, Knut. (2003) Intrakraniale svulster hos voksne. Tidsskrift for Den norske legeforening (Tidsskriftet)
  Academic article
• Helseth, Eirik; Due-Tønnessen, Bernt J; Lundar, Trygve; Scheie, David; Skullerud, Kari; Wesenberg, Finn. (2003) Intracraniale svulster hos barn. Tidsskrift for Den norske legeforening (Tidsskriftet)
  Academic article
• Helseth, Eirik; Meling, Torstein Ragnar; Lundar, Tryggve; Scheie, David; Skullerud, Kari Petra; Unsgård, Geirmund. (2003) Intracranial tumors in adults. Tidsskrift for Den norske legeforening (Tidsskriftet)
  Academic article

2002

• Eloqayli, Haytham; Qu, Hong; Unsgård, Geirmund; Sletvold, Olav; Hadidi, Hakam; Sonnewald, Ursula. (2002) Effects of pentylenetetrazole and glutamate on metabolism of [U-13C]glucose in cultured cerebellar granule neurons. Neurochemistry International
  Academic article

2001

• Qu, Hong; Eloqayli, Haytham; Unsgård, Geirmund; Sonnewald, Ursula. (2001) Glutamate decreases pyruvate carboxylase activity and spares glucose as energy substrate in cultured cerebellar astrocytes. Journal of Neuroscience Research
  Academic article

2000

• Qu, Hong; Waagepetersen, Helle S.; van Hengel, Marike; Wolt, Saskia; Dale, Ola; Unsgård, Geirmund. (2000) Effects of thiopental on transport and metabolism of glutamate in cultured cerebellar granule neurons. Neurochemistry International
  Academic article
• Qu, Hong; Håberg, Asta Kristine; Haraldseth, Olav; Unsgård, Geirmund; Sonnewald, Ursula. (2000) 13C MRS study of lactate as cerebral substrate for rat brain. Developmental Neuroscience
  Academic article
• Håberg, Asta Kristine; Qu, Hong; Haraldseth, Olav; Unsgård, Geirmund; Sonnewald, Ursula. (2000) In vivo effects of adenosine A1 receptor agonists and antagonist on neuronal and astrocytic intermediary metabolism studied with ex vivo %1%3C NMR spectroscopy. Journal of Neurochemistry
  Academic article
• Zwart, John-Anker; Børset, Magne; Sand, Trond; Bovim, Gunnar; Unsgård, Geirmund. (2000) The levels of hepatocyte growth factor is elevated in cerebrospinal fluid from patients with degenerative spinal stenosis. John-Anker Zwart: Lumbar nerve root compression Biochemical & Neurophysiological aspects. Ph.D.thesis.
  Academic monograph

1999

• Zwart, John-Anker; Iversen, OJ; Sand, Trond; Dale, LG; Unsgård, Geirmund. (1999) Higher levels of antibodies against the psoriasis-associated antigen Pso p27 in cerebrospinal fluid from patients with low back pain and sciatica. Spine
  Academic article
• Qu, Hong; Færø, Erik; Jørgensen, Paal; Dale, Ola; Gisvold, Sven Erik; Unsgård, Geirmund. (1999) Decreased glutamate metabolism in cultured astrocytes in the presence of thiopental. Biochemical Pharmacology
  Academic article

1998

• Håberg, Asta Kristine; Qu, Hong; Bakken, Inger Johanne; Sande, Leif Magne; White, Linda; Haraldseth, Olav. (1998) In vitro and ex vivo %1%3C-NMR spectroscopy studies of pyruvate recycling in brain. Developmental Neuroscience
  Academic article
• Zwart, John-Anker; Sand, Trond; Unsgård, Geirmund. (1998) Warm and cold sensory thresholds in patients with unilateral sciatica: C fibers are more severely affected than A-delta fibers. Acta Neurologica Scandinavica
  Academic article
• Bakken, Inger Johanne; White, Linda; Unsgård, Geirmund; Aasly, Jan; Sonnewald, Ursula. (1998) @<U-%1%3C@>glutamate metabolism in astrocytes during hypoglycemia and hypoxia. Journal of Neuroscience Research
  Academic article
• Bakken, Ingen Johanne; White, Linda; Aasly, Jan; Unsgård, Geirmund; Sonnewald, Ursula. (1998) @<U-%1%3C@> aspartate metabolism in cultured cortical astrocytes and cerebellar granule neurons studied by NMR spectroscopy. Glia
  Academic article
• Håberg, Asta Kristine; Qu, Hong; Haraldseth, Olav; Unsgård, Geirmund; Sonnewald, Ursula. (1998) In vivo Injection of 1-13C Glucose and 1,2-13C Acetate Combined With Ex Vivo 13C Nuclear Magnetic Resonance Spectroscopy : A Novel Approachto the Study of Middle Cerebral Artery Occlusion in the Rat. Journal of Cerebral Blood Flow and Metabolism
  Academic article
• Bakken, Inger Johanne; White, Linda; Unsgård, Geirmund; Aasly, Jan; Sonnewald, Ursula. (1998) @<U-%1%3C@>-glutamate Metabolism in Astrocytes During Hypoglycemia and Hypoxia. Journal of Neuroscience Research
  Academic article

1997

• Bakken, Inger Johanne; White, Linda; Aasly, Jan; Unsgård, Geirmund; Sonnewald, Ursula. (1997) Lactate formation from @<U-%1%3C@>asparatate in cultured astrocytes : compartmentation of pyruvate metabolism. Neuroscience Letters
  Academic article
• Bakken, Inger Johanne; Johnsen, Svein F.; White, Linda; Unsgård, Geirmund; Aasly, Jan; Sonnewald, Ursula. (1997) NMR Spectroscopy Study of the Effect of 3-Nitropropionic Acid on Glutamate Metabolism in Cultured Astrocytes. Journal of Neuroscience Research
  Academic article
• Zwart, John-Anker; Gårseth, Mari; Sonnewald, Ursula; Dale, Leif-Gunnar; White, Linda; Aasly, Jan. (1997) Nuclear magnetic resonance spectroscopy of cerebrospinal fluid from patients with low back pain and sciatica. Spine
  Academic article
• Aasly, Jan; Gårseth, Mari; Sonnewald, Ursula; Zwart, John-Anker; White, Linda; Unsgård, Geirmund. (1997) Cerebrospinal fluid lactate and glutamine are reduced in multiple sclerosis. Acta Neurologica Scandinavica
  Academic article
• Bakken, Inger Johanne; Johnsen, Svein F.; White, Linda; Unsgård, Geirmund; Aasly, Jan; Sonnewald, Ursula. (1997) NMR spectroscopy study of the effect of 3-nitropropionic acid on glutamate metabolism in cultured astrocytes. Journal of Neuroscience Research
  Academic article
• Bakken, Inger Johanne; White, Linda; Aasly, Jan; Unsgård, Geirmund; Sonnewald, Ursula. (1997) Lactate formation from @<U-%1%3C@>aspartate in cultured astrocytes : compartmentation of pyruvate metabolism. Neuroscience Letters
  Academic article

1996

• Grønningsæter, Åge; Unsgård, Geirmund; Ommedal, Steinar; Angelsen, Bjørn Atle J.. (1996) Ultrasound-guided neurosurgery : a feasibility study in the 3-30 MHz frequency range. British Journal of Neurosurgery
  Academic article
• Sonnewald, Ursula; White, Linda; Ødegård, Elin; Westergaard, Niels; Bakken, Inger J.; Aasly, Jan. (1996) MRS study of glutamate metabolism in cultured neurons/glia. Neurochemical Research
  Academic article

1995

• Muller, Tomm; Haraldseth, Olav; Jones, Richard; Sebastiani, Giovanni; Godtliebsen, Fred; Lindboe, Christian. (1995) Combined perfusion MR imaging and diffusion weighted imaging in a rat model of reversible middle cerebral artery occlusion. Stroke
  Academic article
• Sonnewald, Ursula; Müller, T.; Unsgård, Geirmund; Petersen, Steffen B.. (1995) Effects of aspartame on 45Ca influx and LDH leakage from nerve cells in culture. NeuroReport
  Academic article

1994

• Müller, T.B.; Sonnewald, Ursula; Westergaard, N.; Schousboe, Arne; Petersen, Steffen B.; Unsgård, Geirmund. (1994) 13C NMR spectroscopy study of cortical nerve cell cultures exposed to hypoxia. Journal of Neuroscience Research
  Academic article
• Hassel, Bjørnar; Sonnewald, Ursula; Unsgård, Geirmund; Fonnum, Frode. (1994) NMR spectroscopy of cultured astrocytes: effects of glutamine and the gliotoxin fluorocitrate. Journal of Neurochemistry
  Academic article

1993

• Hassel, Bjørnar; Sonnewald, Ursula; Westergaard, Niels; Muller, TB; Fonnum, Frode; Unsgård, Geirmund. (1993) NMR spectroscopic studies of 13C acetate and 13C glucose metabolism in neocortical astrocytes: evidence for mitochondrial heterogeneity. Developmental Neuroscience
  Academic article

1992

• Haraldseth, Olav; Grønås, Terje; Southon, Timothy; Thommessen, Line; Borchgrevink, Grethe; Jynge, Per. (1992) The effect of brain temperature on temporary global ischaemia in rat brain. A 31-phosphorous NMR spectroscopy study. Acta Anaesthesiologica Scandinavica
  Academic literature review