Enhanced and delayed stress-induced alcohol drinking in mice lacking functional CRH1 receptors

Inge Sillaber, Gerhard Rammes, Stephan Zimmermann, Beatrice Mahal, Walter Zieglgänsberger, Wolfgang Wurst, Florian Holsboer, Rainer Spanagel

Research output: Contribution to journalArticlepeer-review

206 Scopus citations

Abstract

There is a relation between stress and alcohol drinking. We show that the corticotropin-releasing hormone (CRH) system that mediates endocrine and behavioral responses to stress plays a role in the control of long-term alcohol drinking. In mice lacking a functional CRH1 receptor, stress leads to enhanced and progressively increasing alcohol intake. The effect of repeated stress on alcohol drinking behavior appeared with a delay and persisted throughout life. It was associated with an up-regulation of the N-methyl-D-aspartate receptor subunit NR2B. Alterations in the CRH1 receptor gene and adaptional changes in NR2B subunits may constitute a genetic risk factor for stress-induced alcohol drinking and alcoholism.

Original languageEnglish
Pages (from-to)931-933
Number of pages3
JournalScience
Volume296
Issue number5569
DOIs
StatePublished - 3 May 2002
Externally publishedYes

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