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2013
1 Saxvig, Ingvild W.; Wilhelmsen-Langeland, Ane; Pallesen, Ståle; Vedaa, Øystein; Nordhus, Inger Hilde; Sørensen, Eli; Bjorvatn, Bjørn.
Objective measures of sleep and dim light melatonin onset in adolescents and young adults with delayed sleep phase disorder compared to healthy controls. Journal of Sleep Research 2013 ;Volum 22.(4) s. 365-372
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2 Wilhelmsen-Langeland, Ane; Saxvig, Ingvild W.; Pallesen, Ståle; Nordhus, Inger Hilde; Vedaa, Øystein; Sørensen, Eli; Bjorvatn, Bjørn.
The Personality Profile of Young Adults With Delayed Sleep Phase Disorder. Behavioral Sleep Medicine 2013 s. -
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2011
3 Pallesen, Ståle; Saxvig, Ingvild W.; Molde, Helge; Sørensen, Eli; Wilhelmsen-Langeland, Ane; Bjorvatn, Bjørn.
Brief report: Behaviorally induced insufficient sleep syndrome in older adolescents. Prevalence and correlates. Journal of Adolescence 2011 ;Volum 34.(2) s. 391-395
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2009
4 Sørensen, Eli.
Søvnforstyrrelser hos barn og ungdom. Tidsskrift for Den norske legeforening 2009 ;Volum 129.(19) s. 2000-2003
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2008
5 Pallesen, Ståle; Wilhelmsen, Ane Bergland; Saxvig, Ingvild W.; Molde, Helge; Sørensen, Eli; Bjorvatn, Bjørn.
Prevalence, predictors and consequences of behaviorally induced insufficient sleep syndrome in adolescence. Journal of Sleep Research 2008 ;Volum 17. Suppl. 1 s. P475-
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6 Fiske, Eldbjørg; Portas, Chiara Maria; Grønli, Janne; Sørensen, Eli; Bjorvatn, Bjørn; Bjørkum, Alvhild Alette; Ursin, Reidun.
Increased extracellular 5-HT but no change in sleep after perfusion of a 5-HT1A antagonist into the dorsal raphe nucleus of rats. Acta Physiologica 2008 ;Volum 193.(1) s. 89-97
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2007
7 Saxvig, Ingvild; Pallesen, Ståle; Sørensen, Eli; Bjorvatn, Bjørn.
Sleep habits and correlates in a randomized sample of Norwegian high school students. Sleep and Biological Rhythms 2007
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8 Fiske, Eldbjørg; Portas, Chiara Maria; Grønli, Janne; Sørensen, Eli; Bjorvatn, Bjørn; Bjørkum, Alvhild Alette; Ursin, Reidun.
Increased extracellular 5-HT but no change of sleep after perfusion of a 5-HT1A antagonist into the dorsal raphe nucleous of rats. Acta Physiologica 2007
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9 Grønli, Janne; Fiske, Eldbjørg; Murison, Robert; Bjorvatn, Bjørn; Sørensen, Eli; Ursin, Reidun; Portas, Chiara Maria.
Extracellular levels of serotonin and GABA in the hippocampus after chronic mild stress in rats. - A microdialysis study in an animal model of depression. Behavioural Brain Research 2007 ;Volum 181.(1) s. 42-51
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10 Grønli, Janne; Fiske, Eldbjørg; Murison, Robert; Bjorvatn, Bjørn; Sørensen, Eli; Ursin, Reidun; Portas, Chiara Maria.
Extracellular levels of serotonin and GABA in the hippocampus after chronic mild stress in rats. A microdialysis study over the sleep/wake cycle in an animal model of depression. Sleep and Biological Rhythms 2007
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11 Grønli, Janne; Fiske, Eldbjørg; Murison, Robert; Bjorvatn, Bjørn; Sørensen, Eli; Ursin, Reidun; Portas, Chiara Maria.
Serotonin and GABA in the hippocampus after chronic mild stress in rats. A microdialysis study over the sleep/wake cycle in an animal model of depression. Den 12. Nordiske Søvnkonferanse; 2007-05-30 - 2007-06-01
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12 Sørensen, Eli; Carskadon, MA; Ursin, Reidun.
Sleep across the life cycle. I: Fundamentals of sleep technology. Lippincott Williams & Wilkins 2007 ISBN 978-0-7817-9287-5. s. 33-39
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2006
13 Sørensen, Eli; Bjorvatn, Bjørn; Ursin, Reidun.
The nocturnal interplay between postpartum mothers and infants. Journal of Sleep Research 2006 ;Volum 15. s. 87-87
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2005
14 Grønli, Janne; Murison, Robert; Fiske, Eldbjørg; Bjorvatn, Bjørn; Sørensen, Eli; Portas, Chiara Maria; Ursin, Reidun.
Effects of chronic mild stress on sexual behavior, locomotor activity and consumption of sucrose and saccharine solutions. Physiology and Behavior 2005 ;Volum 84.(4) s. 571-577
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15 Grønli, Janne; Murison, Robert; Kanhema, Tambudzai; Fiske, Eldbjørg; Bjorvatn, Bjørn; Sørensen, Eli; Portas, Chiara Maria; Bramham, Clive R. Evjen; Ursin, Reidun.
Chronic mild stress, an animal model of depression, affects the expression of BDNF and 5-HT levels over the sleep/wake cycle in hippocampus in rats. Sleep 2005 ;Volum 28.
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2004
16 Grønli, Janne; Murison, Robert; Bjorvatn, Bjørn; Sørensen, Eli; Portas, Chiara Maria; Ursin, Reidun.
Chronic mild stress affects sucrose intake and sleep in rats. Behavioural Brain Research 2004 ;Volum 150. s. 139-147
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2003
17 Grønli, Janne; Murison, Robert; Bjorvatn, Bjørn; Sørensen, Eli; Portas, Chiara Maria; Ursin, Reidun.
Chronic Mild Stress in Rats Increase REM sleep and Sleep fragmentation and decrease Sucrose Intake. 17th Annual meeting Associated Sleep Societies; 2003-06-03 - 2003-06-08
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18 Sørensen, Eli.
Søvn og utvikling hos barn og unge. Tidsskrift for Den norske legeforening 2003 ;Volum 123. s. 26-29
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2002
19 Sørensen, Eli.
Betydningen av søvn for emosjonell og adferdsmessig utvikling hos barn og unge. Barne- og ungdomspsykiatrisk poliklinikk; 2002-04-03 - 2002-04-03
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20 Sørensen, Eli.
Sleep and circadian rhythm in adolescents. 15. norske forskningskonferanse om mental helse; 2002-02-11 - 2002-02-14
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21 Sørensen, Eli.
Søvn og barns utvikling. MANGLER; 2002-01-01
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22 Sørensen, Eli.
Søvn og utvikling. Spesialistutdannelsen i psykiatri; 2002-12-05 - 2002-12-05
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23 Sørensen, Eli.
Søvn og utvikling hos barn og unge. Planleggingsdag for lærere; 2002-08-16
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24 Sørensen, Eli.
Søvnvaner og døgnrytme hos ungdom. Møte for rektorer i videregående skoler, Region Sentrum; 2002-03-12
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25 Sørensen, Eli.
Utviklingsforstyrrelser og oppførselsforstyrrelser hos barn. Kurs i psykiatri og psykopatologi. Det psykologiske fakultet; 2002-03-18
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26 Sørensen, Eli.
Utviklingsforstyrrelser og oppførselsforstyrrelser. Kurs i psykiatri og psykopatologi. Det psykologiske fakultet; 2002-10-24
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27 Bjorvatn, Bjørn; Grønli, Janne; Hamre, Frøydis; Sørensen, Eli; Fiske, Eldbjørg; Bjørkum, Alvhild Alette; Portas, Chiara Maria; Ursin, Reidun.
Effects of sleep deprivation on extracellular serotonin in the hippocampus and frontal cortex of the rat. Neuroscience 2002 ;Volum 113.(2) s. 323-330
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2001
28 Sørensen, Eli; Grønli, Janne; Bjorvatn, Bjørn; Ursin, Reidun.
The selective 5-HT 1A receptor antagonist p-MPPI antagonizes sleep-waking and behavioural effects of 8-OH-DPAT in rats. Behavioural Brain Research 2001 ;Volum 121. s. 181-187
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29 Sørensen, Eli; Ursin, Reidun.
Søvnvaner hos ungdom. Et forsømt område. Tidsskrift for Den norske legeforening 2001 ;Volum 121. s. 331-333
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30 Bjorvatn, Bjørn; Grønli, Janne; Hamre, Frøydis; Sørensen, Eli; Fiske, Eldbjørg; Bjørkum, Alvhild Alette; Portas, Chiara Maria; Ursin, Reidun.
Effects of sleep deprivation on extracellular serotonin in the hippocampus and frontal cortex of the rat. World Federation of Sleep Research Societies.; 2001-10-21 - 2001-10-26
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31 Sørensen, Eli.
Serotonin 1A receptor antagonism in sleep and waking. Universitetet i Bergen 2001 Dr.med.(-)
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32 Sørensen, Eli; Grønli, Janne; Bjorvatn, Bjørn; Bjørkum, Alvhild Alette; Ursin, Reidun.
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. Brain Research 2001 ;Volum 897. s. 122-130
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2000
33 Sørensen, Eli; Bjorvatn, Bjørn; Ursin, Reidun.
Sleep-wake effects following the selective 5-HT1A receptor antagonist p-MPPI in the freely moving rat. Behavioural Brain Research 2000 ;Volum 114. s. 31-38
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34 Sørensen, Eli; Bjorvatn, Bjørn; Ursin, Reidun.
Sleep-wake effects following the selective 5-HT1a receptor antagonist p-MPPI in the freely moving rat. Behavioural Brain Research 2000 ;Volum 114. s. 31-38
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35 Ursin, Reidun; Grønli, Janne; Sørensen, Eli; Bjørkum, AA; Bjorvatn, Bjørn.
A single dose of the adenosine A1 antagonist 8-cyclopentyl-theofylline (CPT) increases hippocampal serotonin during waking in rats as measured by microdialysis. xxx; 2000
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36 Bjørkum, Alvhild Alette; Portas, Chiara Maria; Bjorvatn, Bjørn; Sørensen, Eli; Ursin, Reidun.
Microdialysis perfusion of 5-HT-1a receptor ago- and anagonists in dorsal raphe nucleus - changes in 5-HT levels and behavioral state. WFSRS 3rd international congress.; 2000-01-01
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37 Bjørkum, Alvhild Alette; Portas, CM; Bjorvatn, Bjørn; Sørensen, Eli; Grønli, Janne; Ursin, Reidun.
Dialysis perfusion of a 5-HT1A receptor antagonist in dorsal raphe nucleus increases 5-HT levels in sleep and waking. Kongress; 2000-01-01
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38 Bjørkum, Alvhild Alette; Portas, CM; Bjorvatn, Bjørn; Sørensen, Eli; Grønli, Janne; Ursin, Reidun.
Microdialysis perfusion of a 5-HT1A receptor antagonist in dorsal raphe nucleus change 5-HT levels in sleep and waking. Kongress; 2000-01-01
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39 Bjørkum, Alvhild Alette; Portas, CM; Bjorvatn, Bjørn; Sørensen, Eli; Ursin, Reidun.
Micodialysis perfusion of 5-HT1A receptor ago- and antagonists in dorsal raphe nucleus - changes in 5-HT levels and behaviorial state. Kongress; 2000-01-01
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40 Sørensen, Eli; Bjorvatn, Bjørn; Bjørkum, Alvhild Alette; Ursin, Reidun.
Sleep and waking following perfusion of a selective 5-HT-1a antagonist in the dorsal raphe nucleus in rats. 1999 Annual meeting of the Associated Professional Sleep Societies.; 2000-01-01
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41 Sørensen, Eli; Bjorvatn, Bjørn; Bjørkum, Alvhild Alette; Ursin, Reidun.
Sleep and waking following perfusion of a selective 5-HT1A antagonist in the dorsal raphe nucleus in rats. Kongress; 2000-01-01
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42 Ursin, Reidun; Grønli, Janne; Sørensen, Eli; Bjørkum, Alvhild Alette; Bjorvatn, Bjørn.
A single dose of the adenosine A1 antagonist 8-cyclopentyl-theofylline (CPT) increases hippocampal serotonin during waking in rats as measured by microdialysis. 15th congress of the european sleep research society; 2000-09-12 - 2000-09-16
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1999
43 Sørensen, Eli; Grønli, Janne; Bjorvatn, Bjørn; Ursin, Reidun.
The effect of a selective 5-HT-1A antagonist on waking levels of serotonin in hippocampus in rats. Third international congress of the world federation of sleep research societies.; 1999-09-05 - 1999-09-09
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44 Sørensen, Eli; Grønli, Janne; Bjorvatn, Bjørn; Ursin, Reidun.
The effect of a selective 5-HT1A antagonist on waking levels of serotonin in hippocampus in rats. Kongress; 1999
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1998
45 Portas, Chiara Maria; Bjorvatn, Bjørn; Fagerland, Snorre; Grønli, Janne; Mundal, Vibeke; Sørensen, Eli; Ursin, Reidun.
On-line detection of extracellular levels of serotonin in dorsal raphe nucleus and frontal cortex over the sleep/wake cycle in the freely moving ra. Neuroscience 1998 ;Volum 83. s. 807-814
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46 Portas, CM; Bjorvatn, Bjørn; Fagerland, Snorre; Grønli, Janne; Mundal, V; Sørensen, Eli; Ursin, Reidun.
On-line detection of extracellular levels of serotonin in dosal raphe nucleus and frontal cortex over the sleep/wake cycle in the freely moving rat. Neuroscience 1998 ;Volum 83. s. 807-814
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47 Sørensen, Eli; Bjorvatn, Bjørn; Ursin, Reidun.
A dose-response study of the selective 5-HT1A antagonist p-MPPI on sleep-wake stages in the rat. Kongress; 1998
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48 Sørensen, Eli; Bjorvatn, Bjørn; Ursin, Reidun.
P-MPPI antagonizes sleep as well as behavioral effects of 8-OH-DPAT in the freely moving rat. Kongress; 1998
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49 Bjørkum, Alvhild Alette; Portas, CM; Bjorvatn, Bjørn; Sørensen, Eli; Grønli, Janne; Ursin, Reidun.
Perfusion by microdialysis of a 5-HT1A receptor antagonist in dorsal raphe nucleus increases 5-HT levels in sleep and waking. Serotonin 50th Anniversary Meeting 1998.; 1998-01-01
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1997
50 Portas, CM; Bjorvatn, B; Fagerland, S; Sørensen, Eli; Mundal, V; Groenli, J; Ursin, Reidun.
Extracellular 5-HT levels in DRN over the sleep/wake cycle: A microdialysis study in the freely moving rat. Soc. for Neuroscience; 1997
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