Article
Dopaminergic mutations: within-family association and linkage in multiplex alcohol dependence families.
American journal of medical genetics. Part B, Neuropsychiatric genetics : the official publication of the International Society of Psychiatric Genetics - 5 Jun 2008
Hill Shirley Y, Hoffman Eric K, Zezza Nicholas, Thalamuthu Anbupalam, Weeks Daniel E, Matthews Abigail G, Mukhopadhyay Indranil
Abstract excerpt
Animal and human studies of addiction indicate that the D2 dopamine receptor (DRD2) plays a critical role in the mechanism of drug reward. D2 receptor density in the brains of alcoholics has been shown to be reduced relative to controls. Previous studies of DRD2 in association with alcohol dependence using variation in the TaqI A locus were highly controversial. Recently, a synonymous mutation, C957T, in the...
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