Contact Information

Group leader:

Petri Hyytiä
Ph.D., docent
Tel: +358-2941 25334
Fax: +358-2941 25302
Email: petri.hyytia [at]

Street address:
Haartmaninkatu 8
(Biomedicum Helsinki)
00290 Helsinki

Mailing address:
P.O. Box 63
00014 University of Helsinki


Selected Publications

Roman E, Stewart RB, Bertholomey ML, Jensen ML, Colombo G, Hyytiä P, Badia-Elder NE, Grahame NJ, Li TK, Lumeng L (2012). Behavioral profiling of multiple pairs of rats selectively bred for high and low alcohol intake using the MCSF test. Addict Biol 17:33-46

Landgren S, Engel JA, Hyytiä P, Zetterberg H, Blennow K, Jerlhag E (2011). Expression of the gene encoding the ghrelin receptor in rats selected for differential alcohol preference. Behav Brain Res 221:182-8

Bäckström P, Etelälahti TJ, Hyytiä P (2011). Attenuation of reinforcing and psychomotor stimulant effects of amphetamine by aripiprazole. Addict Biol 16:55-63

Lehtonen M, Storvik M, Tupala E, Hyytiä P, Tiihonen J, Callaway JC (2010) Endogenous cannabinoids in post-mortem brains of Cloninger type 1 and 2 alcoholics. Eur J Neuropsychopharmacology 20:245-52

Malinen H, Lehtonen M, Hyytiä P (2009) Modulation of brain endocannabinoid levels by voluntary alcohol consumption in alcohol-preferring AA rats. Alcohol Clin Exp Res 33:1711-20

Björk K, Rimondini R, Hansson AC, Terasmaa A, Hyytiä P, Heilig M, Sommer WH (2008) Modulation of voluntary ethanol consumption by beta-arrestin 2. FASEB J 22:2552-60

Bäckström P, Hyytiä P (2007) Involvement of AMPA/kainate, NMDA, and mGlu5 receptors in the nucleus accumbens core in cue-induced reinstatement of cocaine seeking in rats. Psychopharmacology (Berl) 192: 571-80

Hansson AC, Bermudez-Silva FJ, Malinen H, Hyytiä P, Sanchez-Vera I, Rimondini R, Rodriguez de Fonseca F, Kunos G, Sommer WH, Heilig M (2007) Genetic impairment of frontocortical endocannabinoid degradation and high alcohol preference. Neuropsychopharmacology 32:117-26

Bäckström P, Hyytiä P (2006) Ionotropic and metabotropic glutamate receptor antagonism attenuates cue-induced cocaine seeking. Neuropsychopharmacology 31:778-86

Sommer W, Hyytiä P, Kiianmaa K (2006) The alcohol-preferring AA and alcohol-avoiding ANA rats: neurobiology of the regulation of alcohol drinking. Addict Biol 11:289-309