Contributions of µ- and κ-opioidergic systems to ethanol intake and addiction

  • Uhari-Väänänen, Johanna
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Publication date
October 2019
Publisher
University of Helsinki Libraries

Abstract

Ethanol use disorders affect a vast number of people worldwide. In some individuals, controlled ethanol intake can gradually progress via ethanol abuse into addiction, characterized by escalated, uncontrolled and compulsive ethanol seeking and intake despite its negative consequences. A negative emotional state is common when ethanol is not available. The relapsing nature of this chronic disease also makes it difficult to treat. As the clinical efficiency of the currently available pharmacotherapies is relatively low, new treatment strategies are needed. The µ- and κ-opioidergic systems interacting with the brain’s reward pathway have been suggested to be central in controlling ethanol intake. The µ-opioidergic system is attributed to th...

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