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Sensitivity to alcohol odors may indicate a genetic predisposition to alcohol dependence
ScienceDaily Prior research had found an association between DNA sequence variations in a gene that encodes parts of the brains gamma-amino butyric acid (GABA)-A receptors (the GABRA2 gene) and alcohol dependence. New research has found that the GABRA2 genotype can also affect the brains reward responses to cues such as alcohol odors. > read full article
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