Article
Dopaminergic genetic variation moderates the effect of nicotine on cigarette reward.
Psychopharmacology - 1 Jan 2016
Harrell Paul T, Lin Hui-Yi, Park Jong Y, Blank Melissa D, Drobes David J, Evans David E
Abstract excerpt
RATIONALE: Cigarette smoking is influenced by nicotine’s effects on dopaminergic activity in the mesocorticolimbic pathway. This activity appears to be moderated by genetic variation, specifically a variable number tandem repeat (VNTR) polymorphism in the third exon of the dopamine receptor gene (DRD4). OBJECTIVE: We examined whether this polymorphism along with three DRD4 single-nucleotide polymorphisms (SNPs:...
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