Emeriti

Alvhild Alette Bjørkum

Emeritus/emerita
Alvhild Alette Bjørkum
Email: Send email
Bergen
KRONSTAD, D312
Download contact card
See profile in NVA

Field of work

E-mail: Alvhild.Bjorkum@hvl.no and check out in Norwegian Bergen Søvn og Kronobiologisk Nettverk ; https://www.uib.no/fg/sc in English Bergen Sleep and Chronobiology Network; https://www.uib.no/en/rg/sc
Mobile +47 97673388

 CV: https://home.hvl.no/ansatte/aab/CV-47-NFR-mal 2022_CV.htm

 CV: ALVHILD ALETTE BJØRKUM (hvl.no)

 PubMed  https://www.ncbi.nlm.nih.gov/pubmed/?term=Bjorkum

 Web of Science http://apps.webofknowledge.com.galanga.hvl.no/Search.do?product=WOS&SID=F3Q1BshdDLhc7oX96xg&search_mode=GeneralSearch&prID=974e7ab4-70a2-459e-819d-1e9f6004f6fb 

Cristin – Current Research Information SysTem In Norway - Reseach database – Bjørkum, Alvhild*

https://wo.cristin.no/as/WebObjects/cristin.woa/wa/fres?action=sok&etternavn=bj%C3%B8rkum&fornavn=alvhild*&erNorsk=1&erNordisk=1&erNasjonalt=1&erInternasjonalt=1&erUkjent=1&visParametre=1&sort=ar&bs=50

 

www.hvl.no | twitter.com/hvl_no | facebook.com/hvl.no



Courses taught
  • Bio171 Anatomy, Physiology and Histology
  • Bio174 Cell Biology
  • Supervise Bachelor on own R&D projects
  • Supervise international Master's students on their own R&D projects
  • Master's supervisor on own and interdisciplinary R&D projects
  • Supervise PhD candidate/scholarship on own and interdisciplinary R&D projects

Research areas
  • Sleep,
  • Sleep deprivation,
  • Simulated night shift work and skewed sleep
  • Stress on cells after altered sleep and other stress phenotypes
  • Physiological and cell biological changes after altered sleep with proteomics and systems biology

Research groups

Publications

  • Human serum proteomics reveals a molecular signature after one night of sleep deprivation

    Alvhild Alette Bjørkum, Leandra Alicia Griebel, Even Birkeland (2024)
    SLEEP Advances 2024 ;Volum 5.

  • In-Silico Prediction of Mechanical Behaviour of Uniform Gyroid Scaffolds Affected by Its Design Parameters for Bone Tissue Engineering Applications

    Haja Sherief Nazimutheen Musthafa, Jason Walker, Talal Rahman, Alvhild Alette Bjørkum, Kamal Babikeir Elnour Mustafa, Dhayalan Velauthapillai (2023)
    Computation 2023 ;Volum 11.

  • Scientists Against War: A Plea to World Leaders for Better Governance

    Seithikurippu R. Pandi-Perumal, Velayudhan Mohan Kumar, Namasivayam Ganesh Pandian, Joop T. de Jong, Sudalaikannu Andiappan, Alexandru Corlateanu (2022)
    Sleep and Vigilance 2022

  • Human blood serum proteome changes after 6 hours of sleep deprivation at night

    Alvhild Alette Bjørkum, Ana Carrasco Duran, Frode Steingrimsen Berven, Dola Sinha Roy, Karen Rosendahl, Even Birkeland (2021)
    Sleep Science and Practice (SSP) 2021 ;Volum 5.

  • Sleep measured by the Oura-ring before, during and after demanding situations/operations in the arctic waters

    Alvhild Alette Bjørkum, Tiril Knutsen, Kristina Lærdal (2019)

  • Changes in human salivary proteome after six hours of sleep deprivation at night

    Alvhild Alette Bjørkum, Ingjerd Frich Meling, Beate Kluge, Karen Rosendahl (2018)

  • Fast hyperbaric decompression after heliox saturation altered the brain proteome in rats

    Alvhild Alette Bjørkum, Eystein Oveland, Linda Elin Birkhaug Stuhr, Marianne Bjordal Havnes, Frode Berven, Marit Grønning (2017)
    PLOS ONE 2017 ;Volum 12. s. 1-16

  • Implementering av ny teknologi i offentlige forsknings- og helsemiljø med impedansspektroskopi som eksempel

    Beate Kluge, Alvhild Alette Bjørkum, Olav Andreas Kvitastein (2016)
    Høgskulen på Vestlandet

  • DNA classification of germs and carcinogenic virus using Support Vector Machine

    Terje Kristensen, Kari Rostad, Alvhild Alette Bjørkum, Markus Lippert Karlsen (2016)
    Universitetet i Bergen

  • Classification of DNA sequences using support vector machines and autoencoders.

    Terje Kristensen, Kari Rostad, Alvhild Alette Bjørkum, kristian Hestetun (2016)
    Universitetet i Bergen

  • Can a Computer Learn to Recognize DNA Sequences?

    Terje Kristensen, Alvhild Alette Bjørkum, Kari Rostad, kristian Hestetun, Markus Lippert Karlsen (2015)

  • MRI of the central nervous system in rats following heliox saturation decompression

    Arvid Hope, Linda Elin Birkhaug Stuhr, Tina Pavlin, Alvhild Alette Bjørkum, Marit Grønning (2015)
    Undersea & Hyperbaric Medicine 2015 ;Volum 42. s. 57-64

  • Proteomic Changes in Human Blood Serum after Sleep Deprivation

    Alvhild Alette Bjørkum, Dola Sinha Roy, Ana Carrasco Duran, Terje Kristensen, Beate Kluge, Karen Rosendahl (2014)

  • Data Clustering with Visualization of Proteomics Data

    Terje Kristensen, Vemund Jakobsen, Alvhild Alette Bjørkum (2014)
    Lambert Academic Publishing

  • Pedriatic MRI-safety revisited

    Alvhild Alette Bjørkum, Karen Rosendahl, Owen J. Arthurs (2013)
    Pediatric Radiology 2013 ;Volum 43.

  • Safety in pediatric imaging: an update

    Owen John Arthurs, Alvhild Alette Bjørkum (2013)
    Acta Radiologica 2013 ;Volum 54. s. 983-990

  • PROTEIN IDENTIFICATION AND CHANGED PROTEIN LEVELS AFTER SLEEP DEPRIVATION

    Alvhild Alette Bjørkum, Irene Nygård, Turid Aarhus Braseth, T Kristensen, Beate Kluge, Karen Rosendahl (2012)
    Sleep 2012 ;Volum 35.

  • Søvn påvirker hukommelse og helse. Kan cellene våre bli stresset av søvnmangel? Kan det måles?

    Alvhild Alette Bjørkum (2012)

  • Protein Identification and Changed Protein Levals after Sleep Deprivation

    Alvhild Alette Bjørkum, Ingmund Gurvin, Irene Nygård, Turid Aarhus Braseth, Terje Kristensen, B Kluge (2011)

  • Protein-ID and changed protein levels by proteomics in human blood serum after sleep deprivation

    Alvhild Alette Bjørkum, Ingmund Gurvin, Turid Aarhus Braseth, Irene Nygård, K Rosendahl (2011)

  • Simulation of biological networks - a multiagent (MAS) framework

    Terje Kristensen, Alvhild Alette Bjørkum (2010)

  • Data protein clustering - some adaptive algorithms

    Terje Kristensen, Vemund Jakobsen, Alvhild Alette Bjørkum, B Kluge (2010)

  • Protein identification and changed levels by proteomics after sleep deprivation

    Alvhild Alette Bjørkum, Ingmund Gurvin, Turid Aarhus Braseth, Irene Nygård, K Rosendahl (2010)

  • Protein identification of changed protein levels by proteomics after sleep restriction

    Alvhild Alette Bjørkum, Ingmund Gurvin, Turid Aarhus Braseth, Irene Nygård, Terje Kristensen, B Kluge (2010)

  • Different visualization schemes of protein data clustering

    Terje Kristensen, Vemund Jakobsen, Alvhild Alette Bjørkum (2010)

  • Matrix metalloproteinase-9 activity increased by two different types of epileptic seizures that do not induce neuronal death: A possible role in homeostatic synaptic plasticity

    Eszter Takacs, Rita Nyilas, Zsuzsanna Szepesi, Peter Baracskay, Bente Karlsen, Tina Røsvold (2010)
    Neurochemistry International 2010 ;Volum 56. s. 799-809

  • Proteomic and Genomic Changes after Routine Magnetic Resonance Imaging (MRI) in children. A Pilot Study

    Alvhild Alette Bjørkum, B Kluge, C Myhre, K Rosendahl (2009)

  • Computational Proteomics - a pattern solutions approach

    Terje Kristensen, Vemund Jakobsen, Alvhild Alette Bjørkum (2009)

  • Human serum protein profile and protein identification after sleep restriction

    Alvhild Alette Bjørkum, Turid Aarhus Braseth, Inger Nygaard, Ingmund Gurvin, Terje Kristensen, Roar Nybø (2009)

  • Human serum protein profile after sleep

    Alvhild Alette Bjørkum, Inger Nygaard, Turid Aarhus Braseth, Ingmund Gurvin, T Kristensen, Roar Nybø (2008)
    Journal of Sleep Research 2008

  • Rapid eye movement (REM) sleep homeostatic regulatory processes in the rat: Changes in the sleep-wake stages and electroencephalographic power spectra

    JL Shea, T Mochizuki, Vivian Sagvaag, Tone Aspevik, Alvhild Alette Bjørkum, S Datta (2008)
    Brain Research 2008 ;Volum 1213. s. 48-56

  • Increased extracellular 5-HT but no change in sleep after perfusion of a 5-HT1A antagonist into the dorsal raphe nucleus of rats

    E Fiske, Chiara M Portas, J Grønli, E Sørensen, B Bjorvatn, Alvhild Alette Bjørkum (2008)
    Acta Physiologica 2008 ;Volum 193. s. 89-97

  • Human serum protein profile after sleep restriction

    Alvhild Alette Bjørkum, Inger Nygaard, Turid Aarhus Braseth, Ingmund Gurvin, Terje Kristensen, Roar Nybø (2008)
    Journal of Sleep Research 2008 ;Volum 17. s. 5-5

  • Increased extracellular 5-HT but no change in sleep after perfusion of a 5-HT1A antagonist into the dorsal raphe nucleus of rats

    Eldbjørg Fiske, Chiara Maria Portas, Janne Grønli, Eli Sørensen, Bjørn Bjorvatn, Alvhild Alette Bjørkum (2008)
    Acta Physiologica 2008 ;Volum 193. s. 89-97

  • In å sove alene

    Alvhild Alette Bjørkum (2007)

  • Søvnløshet er verst for B-mennesker. Kommentar

    Alvhild Alette Bjørkum (2007)

  • Nattarbeid på helsa løs

    Alvhild Alette Bjørkum (2007)

  • Stress på cellenivå. Ukens ugle

    Alvhild Alette Bjørkum (2007)
    Bergens Tidende 2007

  • Changed Protein Profile after Sleep Restriction

    Alvhild Alette Bjørkum, B Kluge, Turid Aarhus Braseth, Ingmund Gurvin, Terje Kristensen, Roar Nybø (2007)
    Sleep and Biological Rhythms 2007

  • Increased extracellular 5-HT but no change of sleep after perfusion of a 5-HT1A antagonist into the dorsal raphe nucleous of rats

    Eldbjørg Fiske, Chiara Maria Portas, Janne Grønli, Eli Sørensen, Bjørn Bjorvatn, Alvhild Alette Bjørkum (2007)
    Acta Physiologica 2007

  • Forskning på søvn, skiftarbeid og stressa celler - bioteknologiske muligheter

    Alvhild Alette Bjørkum (2006)

  • Differential expression proteomics after sleep deprivation

    Alvhild Alette Bjørkum, K Rosendahl, Turid Aarhus Braseth, Irene Nygård, Ingmund Gurvin, Terje Kristensen (2006)
    Journal of Sleep Research 2006 s. 238-239

  • S mye søvn trenger du

    Alvhild Alette Bjørkum (2006)

  • Livsviktig søvn?

    Alvhild Alette Bjørkum (2006)

  • Sunn helse og skiftarbeid

    Alvhild Alette Bjørkum (2006)

  • Skiftarbeid kan gi kreft, kommentar

    Alvhild Alette Bjørkum (2006)

  • Differential expression proteomics after sleep deprivation

    Alvhild Alette Bjørkum, Karen Rosendahl, Turid Aarhus Braseth, Irene Nygård, Ingmund Gurvin, Terje Kristensen (2006)
    Journal of Sleep Research 2006 ;Volum 15. s. 238-239

  • Sleep deprivation changes proteome expression

    Alvhild Alette Bjørkum, K Rosendahl, H.B. Ingebrigtsen, H Kolstad, I M Myhr, S K Alvsvaag (2005)

  • Proteome expression changes in human blood serum after sleep deprivation by a decision tree classification method

    Alvhild Alette Bjørkum, Terje Kristensen, K Rosendahl, I Holm, M Kirkevoll, AC Kroksveen (2005)

  • Høy pris for skiftarbeid

    Alvhild Alette Bjørkum (2005)

  • Søvn og stressa celler

    Alvhild Alette Bjørkum (2005)

  • Cellular response to MR-procedure

    Alvhild Alette Bjørkum, Carsten Helgesen (2005)

  • Decision trees indentifying changes in proteome expression induced by sleep deprivation

    Terje Kristensen, Roar Nybø, Alvhild Alette Bjørkum (2005)

  • Decision trees indentifying changes in proteome expression induced by sleep deprivation

    Terje Kristensen, Roar Nybø, Alvhild Alette Bjørkum (2005)

  • Turnusarbeid - søvn og biologiske rytmer

    Alvhild Alette Bjørkum (2005)

  • Søvn og biologiske rytmer

    Alvhild Alette Bjørkum (2005)

  • Søvnforskerne fra Seljedalen

    Alvhild Alette Bjørkum (2005)

  • Sleep deprivation changes proteome expression

    Alvhild Alette Bjørkum, Karen Rosendahl, HB Ingebrigtsen, H Kolstad, IM Myhr, SE Alvsvaag (2005)
    Sleep 2005 ;Volum 28.

  • Innføring i DNA-teknologi for bioingeniører våren 2004

    Frida Lise Daae, Alvhild Alette Bjørkum (2004)

  • Søvn og biologiske rytmer

    Alvhild Alette Bjørkum (2004)

  • Skiftarbeid og ulykker

    Alvhild Alette Bjørkum (2004)

  • Søvn, skiftarbeid og helse

    Alvhild Alette Bjørkum (2004)

  • Skiftarbeid og helse

    Alvhild Alette Bjørkum (2004)

  • Søvn - fra stress til sykdom, intervju ved Jill Johannessen

    Alvhild Alette Bjørkum (2004)

  • Uten søvn blir du syk, intervju ved Ingvill Eriksen

    Alvhild Alette Bjørkum (2004)

  • Tropevarme og søvn, intervju i temaartikkel

    Alvhild Alette Bjørkum (2004)

  • Søvnforskere reagerer, intervju

    Alvhild Alette Bjørkum (2004)

  • Sleep deprivation - consequences for proteome expression. Accepted abstract to the 17th Congress of the European Sleep Research Society

    Alvhild Alette Bjørkum (2004)

  • Søvnvansker ved nattarbeid, et problem for offshoreindustrien?

    Ståle Pallesen, Fred Holsten, Alvhild Alette Bjørkum, Bjørn Bjorvatn (2004)
    Tidsskrift for Den norske legeforening 2004 ;Volum 124. s. 2770-2772

  • Skiftarbeid og ulykker - relevans for offshoreindustrien

    Alvhild Alette Bjørkum, Ståle Pallesen, F Holsten, Bjørn Bjorvatn, Fred Holsten (2004)
    Tidsskrift for Den norske legeforening 2004 ;Volum 124. s. 2773-2775

  • Er søvnvansker ved nattarbeid et problem for offshoreindustrien?

    Ståle Pallesen, Fred Holsten, Alvhild Alette Bjørkum, Bjørn Bjorvatn (2004)
    Tidsskrift for Den norske legeforening 2004 ;Volum 124. s. 2070-2072

  • Skiftarbeid og ulykker - relevans for offshoreindustrien

    Alvhild Alette Bjørkum, Ståle Pallesen, Fred Holsten, Bjørn Bjorvatn (2004)
    Tidsskrift for Den norske legeforening 2004 ;Volum 124. s. 2773-2775

  • Effect of bicuculline perfused in DRN on 5-HT levels in the DRN and FC

    Alvhild Alette Bjørkum (2003)
    Sleep 2003

  • Poster P4 Proteome Expression after Sleep Deprivation

    Alvhild Alette Bjørkum (2003)

  • Change in the Genome and the Proteome after Sleep Deprivation

    Alvhild Alette Bjørkum, T.T. Kanhema (2003)

  • Perfusion of a 5-HT1A Antagonist in the Cat DRN Increases Wakefulness and Extracellular 5-HT Level in DRN

    Alvhild Alette Bjørkum, Robert E Strecker, Chiara M Portas, Tarja Porkka-Heiskanen, Mahesh Thakkar, Robert W McCarley (2003)
    Sleep Research Online 2003 ;Volum 5. s. 149-154

  • Perfusion of a 5-HT1A antagonist in the cat DRN increases wakefulness and extracellular 5-HT level in DRN

    Alvhild Alette Bjørkum, Robert E Strecker, Chiara Maria Portas, Tarja Porkka-Heiskanen, Mahesh Thakkar, Robert W McCarley (2003)
    Sleep Research Online 2003 ;Volum 5. s. 149-154

  • Change in the Genome and the Proteome after Sleep Deprivation

    Alvhild Alette Bjørkum, Alvhild Alette Bjørkum, T.T. Kanhema (2003)

  • Effect of bicuculline perfused in DRN on 5-HT levels in the DRN and FC

    Eldbjørg Fiske, Janne Grønli, Frøydis Hamre, Alvhild Alette Bjørkum, Chiara Maria Portas, Reidun Ursin (2003)

  • Investigation of the effect of bicuculline perfused in DRN on sleep, waking and 5-HT levels in the DRN and FC

    Alvhild Alette Bjørkum (2002)

  • Effects of sleep deprivation on extracellular serotonin and frontal cortex of the rat : Bjorvatn,B.,Grønli,J.,Hamre,F.,Sørensen,E.,Fiske,,E., Bjørkum,A.A., Portas,C.M., and Ursin,R

    Alvhild Alette Bjørkum (2002)
    Neuroscience 2002 ;Volum 113.

  • Selective activation of extended ventrolateral preoptic nucleus during rapid eye movement sleep : Lu,J.,Bjørkum,A.A.,Xu,M.,Gaus,S.E., Shiromani,P. and Saper,C.B

    Alvhild Alette Bjørkum (2002)
    Journal of Neuroscience 2002 ;Volum 22. s. 4568-4576

  • Afferents to the ventrolateral preotic nucleus : Chou,T., Bjørkum,A.A.,Lu,J.,Scammell, T. and Saper,C.B

    Alvhild Alette Bjørkum (2002)
    ? 2002 ;Volum 22. s. 977-990

  • Effects of sleep deprivation on extracellular serotonin in the hippocampus and frontal cortex of the rat

    Bjørn Bjorvatn, Janne Grønli, Frøydis Hamre, Eli Sørensen, Eldbjørg Fiske, Alvhild Alette Bjørkum (2002)
    Neuroscience 2002 ;Volum 113. s. 323-330

  • Afferents to the Ventrolateral Preoptic Nucleus

    Thomas C. Chou, Alvhild Alette Bjørkum, Jun Lu, Thomas E. Scammell, Clifford B. Saper (2002)
    Journal of Neuroscience 2002 ;Volum 22. s. 977-990

  • Selective activation of the extended ventrolateral preoptic nucleus during rapid eye movement sleep

    Jun Lu, Alvhild Alette Bjørkum, Man Xu, Stephanie E. Gaus, Priyattam J. Shiromani, Clifford B. Saper (2002)
    Journal of Neuroscience 2002 ;Volum 22. s. 4568-4576

  • Investigation of the effect of bicuculline perfused in DRN on sleep, waking and 5-HT levels in the DRN and FC

    Eldbjørg Fiske, Janne Grønli, Frøydis Hamre, Alvhild Alette Bjørkum, Chiara Maria Portas, Reidun Ursin (2002)

  • Sleep and waking following microdialysis perfusion of the selective 5-HT 1A receptor antagonist p-MPPI into the dorsal raphe nucleus in the freely moving rat

    Eli Sørensen, Janne Grønli, Bjørn Bjorvatn, Alvhild Alette Bjørkum, Reidun Ursin (2001)
    Brain Research 2001 ;Volum 897. s. 122-130

  • Role of serotonin in REM sleep mechanisms - preclinical evidence

    Alvhild Alette Bjørkum (2001)

  • Effects of sleep deprivation on extracellular serotonin in the hippocampus and frontal cortex of the rat

    Bjørn Bjorvatn, Janne Grønli, Frøydis Hamre, Eli Sørensen, Eldbjørg Fiske, Alvhild Alette Bjørkum (2001)

  • Dialysis perfusion of a 5-HT1A receptor antagonist in dorsal raphe nucleus increases 5-HT levels in sleep and waking

    Alvhild Alette Bjørkum, CM Portas, Bjørn Bjorvatn, Eli Sørensen, Janne Grønli, Reidun Ursin (2000)

  • Microdialysis perfusion of a 5-HT1A receptor antagonist in dorsal raphe nucleus change 5-HT levels in sleep and waking

    Alvhild Alette Bjørkum, CM Portas, Bjørn Bjorvatn, Eli Sørensen, Janne Grønli, Reidun Ursin (2000)

  • Micodialysis perfusion of 5-HT1A receptor ago- and antagonists in dorsal raphe nucleus - changes in 5-HT levels and behaviorial state

    Alvhild Alette Bjørkum, CM Portas, Bjørn Bjorvatn, Eli Sørensen, Reidun Ursin (2000)

  • Sleep and waking following perfusion of a selective 5-HT1A antagonist in the dorsal raphe nucleus in rats

    Eli Sørensen, Bjørn Bjorvatn, Alvhild Alette Bjørkum, Reidun Ursin (2000)

  • What does c-fos tell us about sleep and wake active areas in the brain - supporting old and creating new hypotheses?

    Alvhild Alette Bjørkum, Clifford B Saper (2000)

  • What to prefer and why: Microdialysis versus microinjections in in vivo sleep-wake studies

    Alvhild Alette Bjørkum, Clifford B Saper, Robert W McCarley (2000)

  • Basic sleep research - Glimpse of past present and future

    Alvhild Alette Bjørkum (2000)

  • Microdialysis perfusion of 5-HT-1a receptor ago- and anagonists in dorsal raphe nucleus - changes in 5-HT levels and behavioral state

    Alvhild Alette Bjørkum, Chiara Maria Portas, Bjørn Bjorvatn, Eli Sørensen, Reidun Ursin (2000)

  • Long term effects of cholinergic lesion of the nucleus of the diagonal band of broca: Sleep-wake EEG/EMG recordings in rats

    S de Lacalle, Alvhild Alette Bjørkum (2000)

  • Sleep and waking following perfusion of a selective 5-HT-1a antagonist in the dorsal raphe nucleus in rats

    Eli Sørensen, Bjørn Bjorvatn, Alvhild Alette Bjørkum, Reidun Ursin (2000)

  • A single dose of the adenosine A1 antagonist 8-cyclopentyl-theofylline (CPT) increases hippocampal serotonin during waking in rats as measured by microdialysis

    Reidun Ursin, Janne Grønli, Eli Sørensen, Alvhild Alette Bjørkum, Bjørn Bjorvatn (2000)

  • Basic regulatory mechanisms of the serotonergic system in sleep and depression

    Alvhild Alette Bjørkum (2000)

  • Raphe nuclei and the ventrolateral preoptic nucleus

    Alvhild Alette Bjørkum (2000)

  • Behavioral state-related changes of extracellular serotonin consentration in the pedunculopintine tegmental nucleus: A microdialysis study in freely moving animals

    RE Strecker, MM Thakkar, T Porkka-Heiskanen, LJ Dauphin, Alvhild Alette Bjørkum, RW McCarley (1999)
    Sleep 1999 ;Volum 2. s. 21-27

  • Connections between the raphe nucleus and the ventrolateral preoptic nucleus

    Alvhild Alette Bjørkum, Q H Ha, Clifford B Saper (1999)

  • Afferents to and efferents from the raphe nuclei to the ventrolateral preoptic nucleus

    Alvhild Alette Bjørkum, Q H Ha, Clifford B Saper (1999)

  • Long term sleep-wake EEG/EMG recordings in rats after unilateral intraparenchymal infusion of specific cholinergic toxin 192 IgG-saporin into the diagonal band of broca

    Alvhild Alette Bjørkum, S de Lacalle (1999)

  • Perfusion by microdialysis of a 5-HT1A receptor antagonist in dorsal raphe nucleus increases 5-HT levels in sleep and waking

    Alvhild Alette Bjørkum, CM Portas, Bjørn Bjorvatn, Eli Sørensen, Janne Grønli, Reidun Ursin (1998)

  • A microdialysis study of neurotransmitters/neuromodulators regulating dorsal raphe nucleus activity; serotonin, GABA and adenosine

    Alvhild Alette Bjørkum (1998)

  • A microdialysis study of neurotransmitters/neuromodulators regulating dorsal raphe nucleus activity: serotonin, GABA and adenosine

    Alvhild Alette Bjørkum (1998)

  • Adenosine: A mediator of the sleep-inducing effects of prolonged wakefulness

    Tarja Porkka-Heiskanen, Robert E Strecker, Mahesh Thakkar, Alvhild Alette Bjørkum, RW Greene, Robert W. McCarley (1997)
    Science 1997 ;Volum 276. s. 1265-1268

  • GABA modulates the dorsal raphe and alters the pattern of sleep-waking

    Alvhild Alette Bjørkum, RE Strecker, T Porkka-Heiskanen, D Stenberg, RW McCarley (1997)

  • Serotonin and GABA inhibit dorsal raphe nucleus and increase REM sleep as revealed by microdialysis

    Alvhild Alette Bjørkum, T Porkka-Heiskanen, CM Portas, RE Strecker, D Stenberg, RW McCarley (1997)

  • Modulatory role of the descending serotonergic system in sleep and waking

    Alvhild Alette Bjørkum, Bjørn Bjorvatn, Dag Neckelmann, Reidun Ursin (1997)

  • Sleep and EEG power spectral effects of the 5-HT(1A) agonist/antagonist NAN-190 alone and in combination with citalopram

    Dag Neckelmann, Alvhild Alette Bjørkum, Bjørn Bjorvatn, Reidun Ursin (1996)
    Behavioural Brain Research 1996 ;Volum 75. s. 159-168

  • Citalopram: differential sleep/wake and EEG power spectrum effects after single dose and chronic administration

    Dag Neckelmann, Bjørn Bjorvatn, Alvhild Alette Bjørkum, Reidun Ursin (1996)
    Behavioural Brain Research 1996 ;Volum 79. s. 183-192

  • Hypothermia and the 5-HT syndrome induced by CGS 12066B, independently of 5-HT(1B) receptor activation

    Bjørn Bjorvatn, Dag Neckelmann, Alvhild Alette Bjørkum, Reidun Ursin (1996)
    Behavioural Pharmacology 1996 ;Volum 7. s. 462-469

  • Modulatory role of the descending serotonergic system in sleep and waking

    Alvhild Alette Bjørkum (1996)
    Universitetet i Bergen

  • Sleep/waking effects following intrathecal administration of the 5-HT(1A) Agonist 8-OH-DPAT alone and in combination with the putative 5-HT(1A) antagonist NAN-190 in rats

    Alvhild Alette Bjørkum, Reidun Ursin (1996)
    Brain Research Bulletin 1996 ;Volum 39. s. 373-379

  • Sleep/Waking and EEG Power Spectrum Effects of a Nonselective Serotonin (5-HT) Antagonist and a Selective 5-HT Reuptake Inhibitor Given Alone and in Combination

    Bjørn Bjorvatn, Alvhild Alette Bjørkum, Dag Olav Grini Neckelmann, Reidun Ursin (1995)
    Sleep 1995 ;Volum 18. s. 451-462