Alcoholism At Large
Inherited impulsivity predicts alcoholism
Researchers at Indiana University-Purdue University Indianapolis reported that genetic predisposition to impulsivity is a trait predictive of alcoholism. The researchers used selective breeding for 30 generations to produce mice who were high-volume alcohol drinkers and others who avoided consuming alcohol. The genetically different mice were presented with a choice between a small, immediate reward and a large, delayed reward. The task allowed researchers to test the rodents' impulsivity. Mice with high alcohol preferring genes were more impulsive than their low drinking counterparts,...
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