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Premature poking: impulsivity, cocaine and dopamine

'Impulsivity' occurs frequently in people with addiction and other common disorders such as attention deficit hyperactivity disorder (ADHD). Experiments in rats suggest that reduced dopamine receptor availability in the brain's ventral striatum may underlie links between impulsivity and addiction.

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Figure 1: Impulsivity model.

Ann Thomson


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Uhl, G. Premature poking: impulsivity, cocaine and dopamine. Nat Med 13, 413–414 (2007).

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