Article
Polymorphisms TaqI A of the DRD2, BalI of the DRD3, exon III repeat of the DRD4, and 3' UTR VNTR of the DAT: association with childhood ADHD in male African-Caribbean cocaine dependents?
American journal of medical genetics. Part B, Neuropsychiatric genetics : the official publication of the International Society of Psychiatric Genetics - 5 Dec 2007
Ballon Nicolas, Leroy Sophie, Roy Christianne, Bourdel Marie-Chantal, Olie Jean-Pierre, Charles-Nicolas Aimé, Krebs Marie-Odile, Poirier Marie-France
Abstract excerpt
The conflicting results reported by genetic studies with the variants of the genes coding for the dopaminergic system in cocaine addicts could be partially explained by the difficulties to constitute homogenous sample of patients. Childhood attention-deficit/hyperactivity disorder (ADHD), and/or impulsivity are frequently associated with cocaine addiction and could participate in the heterogeneity of the samples...
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