Article
Catechol-o-methyltransferase valine(158)methionine genotype and resting regional cerebral blood flow in medication-free patients with schizophrenia.
Biological psychiatry - 1 Feb 2010
Eisenberg Daniel Paul, Sarpal Deepak, Kohn Philip D, Meyer-Lindenberg Andreas, Wint Dylan, Kolachana Bhaskar, Apud José, Weinberger Daniel R, Berman Karen Faith
Abstract excerpt
BACKGROUND: A valine(158)methionine (val(158)met) polymorphism in catechol-O-methyltransferase (COMT) modulates cortical dopaminergic catabolism and has been associated with schizophrenia. Consistent with schizophrenia itself, during cognitive tasks, the risk (val) allele predicts less efficient prefrontal cortex (PFC) physiology and worse performance, while during aversive stimuli viewing, this allele predicts...
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