Dopamine receptor D2 Ser/Cys311 variant associated with disorganized symptomatology of schizophrenia.

Abstract excerpt

The dopamine D2 receptor gene has been proposed as a genetic risk factor for schizophrenia (Arinami et al., 1994). However, a number of replications failed to confirm the initial report. The finding of a stronger association considering schizophrenics with the absence of negative symptoms (Arinami et al., 1996) suggested that the influence of DRD2 variants should be analyzed more at the level of symptoms rather...

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