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Sami Ojanen
Sami Ojanen
Vahvistettu sähköpostiosoite verkkotunnuksessa helsinki.fi - Kotisivu
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The Glanville fritillary genome retains an ancient karyotype and reveals selective chromosomal fusions in Lepidoptera
V Ahola, R Lehtonen, P Somervuo, L Salmela, P Koskinen, P Rastas, ...
Nature communications 5 (1), 4737, 2014
2402014
Long‐term metapopulation study of the Glanville fritillary butterfly (Melitaea cinxia): survey methods, data management, and long‐term population trends
SP Ojanen, M Nieminen, E Meyke, J Pöyry, I Hanski
Ecology and evolution 3 (11), 3713-3737, 2013
1552013
Ecological and genetic basis of metapopulation persistence of the Glanville fritillary butterfly in fragmented landscapes
I Hanski, T Schulz, SC Wong, V Ahola, A Ruokolainen, SP Ojanen
Nature Communications 8 (1), 14504, 2017
992017
Spatial and temporal genetic structure at the fourth trophic level in a fragmented landscape
A Nair, T Fountain, S Ikonen, SP Ojanen, S van Nouhuys
Proceedings of the Royal Society B: Biological Sciences 283 (1831), 20160668, 2016
292016
Differential behavioural sensitization to intermittent morphine treatment in alcohol‐preferring AA and alcohol‐avoiding ANA rats: role of mesolimbic dopamine
S Ojanen, M Koistinen, P Bäckström, A Kankaanpää, P Tuomainen, ...
European Journal of Neuroscience 17 (8), 1655-1663, 2003
232003
Extracellular glutamate and GABA in the ventral tegmental area of alcohol-preferring AA and alcohol-avoiding ANA rats treated repeatedly with morphine
SP Ojanen, M Palmén, P Hyytiä, K Kiianmaa
European journal of pharmacology 559 (1), 38-45, 2007
152007
Enhanced morphine‐induced ethanol drinking in alcohol‐preferring alko alcohol rats sensitized to morphine
SP Ojanen, P Hyytiä, K Kiianmaa
Alcoholism: Clinical and Experimental Research 30 (4), 621-629, 2006
132006
Behavioral sensitization and voluntary ethanol drinking in alcohol-preferring AA rats exposed to different regimens of morphine treatment
SP Ojanen, P Hyytiä, K Kiianmaa
Pharmacology Biochemistry and Behavior 80 (2), 221-228, 2005
112005
Glanville fritillary butterfly survey: database and software infrastructure
E Meyke, S Ojanen, I Hanski
TDWG 2011 Annual Conference, 2011
2011
Morphine-induced behavioral sensitization in alcohol-preferring and alcohol-avoiding rat lines
S Ojanen
2006
Sensitization and opioid influences on alcohol self-administration
K Kiianmaa, SP Ojanen, P Hyytia
ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH 30 (9), 51A-51A, 2006
2006
Morphine elevates extracellular glutamate in the VTA in alcohol-preferring AA but not in alcohol-avoiding ANA rats treated repeatedly with morphine
SP Ojanen, M Palmen, P Hyytia, K Kiianmaa
ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH 30 (9), 131A-131A, 2006
2006
Enhancement of morphine-induced alcohol drinking in behaviourally sensitised alcohol-preferring AA rats.
SP Ojanen, P Hyytia, K Kiianmaa
ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH 28 (8), 17A-17A, 2004
2004
Extracellular levels of glutamate and GABA in the VTA of the alcohol-preferring AA and alcohol-avoiding ANA rats after administration of morphine
S Ojanen, M Andersson, M Koistinen, P Hyytia, K Kiianmaa
BEHAVIOURAL PHARMACOLOGY 14, S51-S51, 2003
2003
Morphine pretreatment regimen has an effect on behavioral sensitization and acquisition of ethanol drinking in the alcohol-preferring AA rats
S Ojanen, P Backstrom, P Hyytia, K Kiianmaa
EUROPEAN JOURNAL OF PHARMACEUTICAL SCIENCES 19, S27-S27, 2003
2003
Tioperamidin vaikutus etanolin stimuloimaan dopamiinin vapautumiseen accumbens-tumakkeessa
S Ojanen
2000
Päihteidenkäytön taustalla olevat muutokset aivojen viestinvälityksessä
S Ojanen
1999
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Artikkelit 1–17