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Adolescence: When drinking, genes may collide

Many negative effects of drinking, such as transitioning into heavy alcohol use, often take place during adolescence and can contribute to long-term negative health outcomes as well as the development of alcohol use disorders. A new study of adolescent drinking and its genetic and environmental influences has found that different trajectories of adolescent drinking are preceded by discernible gene-parenting interactions, specifically, the mu-opioid receptor genotype and parental rule-setting.
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