Rassil Ghazzaoui

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Low striatal dopamine D2/3 receptor (D2/3) availability and low ventrostriatal dopamine release have been observed in alcoholism, cocaine and heroin dependence. Multiple studies to date have examined D2 availability in cannabis dependence and have consistently failed to demonstrate alterations. In addition, the response of the dopamine system to an(More)
Most drugs of abuse lead to a general blunting of dopamine release in the chronic phase of dependence, which contributes to poor outcome. To test whether cannabis dependence is associated with a similar dopaminergic deficit, we examined striatal and extrastriatal dopamine release in severely cannabis-dependent participants (CD), free of any comorbid(More)
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