Bjørnar Hassel

Publications 2017

Dahlberg D, Struys EA, Jansen EE, Mørkrid L, Midttun Ø, Hassel B (2017)
Cyst Fluid From Cystic, Malignant Brain Tumors: A Reservoir of Nutrients, Including Growth Factor-Like Nutrients, for Tumor Cells
Neurosurgery, 80 (6), 917-924
PubMed 28327992

Hassel B, De Souza GA, Stensland ME, Ivanovic J, Voie Ø, Dahlberg D (2017)
The proteome of pus from human brain abscesses: host-derived neurotoxic proteins and the cell-type diversity of CNS pus
J Neurosurg, 1-9 (in press)
PubMed 29053067

Idland AV, Wyller TB, Støen R, Dahl GT, Frihagen F, Brækhus A, Hassel B, Watne LO (2017)
Cerebrospinal Fluid Phosphate in Delirium after Hip Fracture
Dement Geriatr Cogn Dis Extra, 7 (3), 309-317
PubMed 29118783

Publications 2016

Dingledine R, Hassel B (2016)
A New Approach for Epilepsy
Cerebrum, 2016
PubMed 27408679

Moen MN, Fjær R, Hamdani EH, Laerdahl JK, Menchini RJ, Vigeland MD, Sheng Y, Undlien DE, Hassel B, Salih MA, El Khashab HY, Selmer KK, Chaudhry FA (2016)
Pathogenic variants in KCTD7 perturb neuronal K+ fluxes and glutamine transport
Brain, 139 (Pt 12), 3109-3120
PubMed 27742667

Morland C, Pettersen MN, Hassel B (2016)
Hyperosmolar sodium chloride is toxic to cultured neurons and causes reduction of glucose metabolism and ATP levels, an increase in glutamate uptake, and a reduction in cytosolic calcium
Neurotoxicology, 54, 34-43
PubMed 26994581

Watne LO, Idland AV, Fekkes D, Raeder J, Frihagen F, Ranhoff AH, Chaudhry FA, Engedal K, Wyller TB, Hassel B (2016)
Increased CSF levels of aromatic amino acids in hip fracture patients with delirium suggests higher monoaminergic activity
BMC Geriatr, 16, 149
PubMed 27484129

Publications 2015

Dahlberg D, Ivanovic J, Hassel B (2015)
Toxic levels of ammonia in human brain abscess
J Neurosurg, 124 (3), 854-60
PubMed 26274996

Dahlberg D, Ivanovic J, Mariussen E, Hassel B (2015)
High extracellular levels of potassium and trace metals in human brain abscess
Neurochem Int, 82, 28-32
PubMed 25684071

Dahlberg D, Mariussen E, Goverud IL, Tønjum T, Mæhlen J, Antal EA, Hassel B (2015)
Staphylococcal α-hemolysin is neurotoxic and causes lysis of brain cells in vivo and in vitro
Neurotoxicology, 48, 61-7
PubMed 25757835

Hassel B, Elsais A, Frøland AS, Taubøll E, Gjerstad L, Quan Y, Dingledine R, Rise F (2015)
Uptake and metabolism of fructose by rat neocortical cells in vivo and by isolated nerve terminals in vitro
J Neurochem, 133 (4), 572-81
PubMed 25708447

Solyga VM, Western E, Solheim H, Hassel B, Kerty E (2015)
[Posterior cortical atrophy]
Tidsskr Nor Laegeforen, 135 (10), 949-52
PubMed 26037756

Publications 2014

Dahlberg D, Ivanovic J, Hassel B (2014)
High extracellular concentration of excitatory amino acids glutamate and aspartate in human brain abscess
Neurochem Int, 69, 41-7
PubMed 24632003

Hassel B, Dahlberg D, Mariussen E, Goverud IL, Antal EA, Tønjum T, Maehlen J (2014)
Brain infection with Staphylococcus aureus leads to high extracellular levels of glutamate, aspartate, γ-aminobutyric acid, and zinc
J Neurosci Res, 92 (12), 1792-800
PubMed 25043715

Publications 2013

Hassel B (2013)
Tetanus: pathophysiology, treatment, and the possibility of using botulinum toxin against tetanus-induced rigidity and spasms
Toxins (Basel), 5 (1), 73-83
PubMed 23299659

Publications 2012

Hassel B (2012)
[A description of early hydrocephalus with macrocephaly, cerebral palsy, epilepsy, intellectual disability, and growth retardation by Norwegian novelist Amalie Skram (1846-1905)]
Tidsskr Nor Laegeforen, 132 (23-24), 2632-5
PubMed 23338097

Zhou Y, Holmseth S, Guo C, Hassel B, Höfner G, Huitfeldt HS, Wanner KT, Danbolt NC (2012)
Deletion of the γ-aminobutyric acid transporter 2 (GAT2 and SLC6A13) gene in mice leads to changes in liver and brain taurine contents
J Biol Chem, 287 (42), 35733-46
PubMed 22896705

Publications 2010

Hassel B, Taubøll E, Shaw R, Gjerstad L, Dingledine R (2010)
Region-specific changes in gene expression in rat brain after chronic treatment with levetiracetam or phenytoin
Epilepsia, 51 (9), 1714-20
PubMed 20345932

Publications 2008

Hassel B, Solyga V, Lossius A (2008)
High-affinity choline uptake and acetylcholine-metabolizing enzymes in CNS white matter. A quantitative study
Neurochem Int, 53 (6-8), 193-8
PubMed 18674580

Herrman H, Braekhus A, Aaserud O, Aukrust P, Stubhaug A, Hassel B (2008)
Early treatment of tetanus-induced trismus with botulinum toxin A
Anesth Analg, 106 (5), 1591
PubMed 18420892

Publications 2007

Bough KJ, Paquet M, Paré JF, Hassel B, Smith Y, Hall RA, Dingledine R (2007)
Evidence against enhanced glutamate transport in the anticonvulsant mechanism of the ketogenic diet
Epilepsy Res, 74 (2-3), 232-6
PubMed 17416486

Hassel B, Tessler S, Faull RL, Emson PC (2007)
Glutamate uptake is reduced in prefrontal cortex in Huntington's disease
Neurochem Res, 33 (2), 232-7
PubMed 17726644

Henjum S, Hassel B (2007)
High-affinity glycine and glutamate transport in pig forebrain white and gray matter: a quantitative study
Neurochem Int, 50 (5), 696-702
PubMed 17316904

Morland C, Henjum S, Iversen EG, Skrede KK, Hassel B (2007)
Evidence for a higher glycolytic than oxidative metabolic activity in white matter of rat brain
Neurochem Int, 50 (5), 703-9
PubMed 17316901

Nguyen NH, Gonzalez SV, Hassel B (2007)
Formation of glycerol from glucose in rat brain and cultured brain cells. Augmentation with kainate or ischemia
J Neurochem, 101 (6), 1694-700
PubMed 17286586

Nguyen NH, Morland C, Gonzalez SV, Rise F, Storm-Mathisen J, Gundersen V, Hassel B (2007)
Propionate increases neuronal histone acetylation, but is metabolized oxidatively by glia. Relevance for propionic acidemia
J Neurochem, 101 (3), 806-14
PubMed 17286595

Publications 2006

Bough KJ, Wetherington J, Hassel B, Pare JF, Gawryluk JW, Greene JG, Shaw R, Smith Y, Geiger JD, Dingledine RJ (2006)
Mitochondrial biogenesis in the anticonvulsant mechanism of the ketogenic diet
Ann Neurol, 60 (2), 223-35
PubMed 16807920

Hassel B (2006)
Nicotinic mechanisms contribute to soman-induced symptoms and lethality
Neurotoxicology, 27 (4), 501-7
PubMed 16500708

Henjum S, Hassel B (2006)
High-affinity GABA uptake and GABA-metabolizing enzymes in pig forebrain white matter: a quantitative study
Neurochem Int, 50 (2), 365-70
PubMed 17069932

Nguyen N, Gonzalez SV, Rise F, Hassel B (2006)
Cerebral metabolism of glucose and pyruvate in soman poisoning. A 13C nuclear magnetic resonance spectroscopic study
Neurotoxicology, 28 (1), 13-8
PubMed 17087995

Publications 2005

Gonzalez SV, Nguyen NH, Rise F, Hassel B (2005)
Brain metabolism of exogenous pyruvate
J Neurochem, 95 (1), 284-93
PubMed 16181432

Publications 2004

Morland C, Boldingh KA, Iversen EG, Hassel B (2004)
Valproate is neuroprotective against malonate toxicity in rat striatum: an association with augmentation of high-affinity glutamate uptake
J Cereb Blood Flow Metab, 24 (11), 1226-34
PubMed 15545916

Publications 2003

Hassel B, Boldingh KA, Narvesen C, Iversen EG, Skrede KK (2003)
Glutamate transport, glutamine synthetase and phosphate-activated glutaminase in rat CNS white matter. A quantitative study
J Neurochem, 87 (1), 230-7
PubMed 12969269

Nguyen NH, Bråthe A, Hassel B (2003)
Neuronal uptake and metabolism of glycerol and the neuronal expression of mitochondrial glycerol-3-phosphate dehydrogenase
J Neurochem, 85 (4), 831-42
PubMed 12716415

Publications 2002

Hassel B, Bråthe A, Petersen D (2002)
Cerebral dicarboxylate transport and metabolism studied with isotopically labelled fumarate, malate and malonate
J Neurochem, 82 (2), 410-9
PubMed 12124442

Hassel B, Sonnewald U (2002)
Effects of potassium and glutamine on metabolism of glucose in astrocytes
Neurochem Res, 27 (1-2), 167-71
PubMed 11926271