Article
The COMT Val158Met polymorphism regulates the effect of a dopamine antagonist on the feedback-related negativity.
Psychophysiology - 1 Aug 2014
Mueller Erik M, Burgdorf Christin, Chavanon Mira-Lynn, Schweiger Desiree, Hennig Jürgen, Wacker Jan, Stemmler Gerhard
Abstract excerpt
Consistent with dopamine accounts of internal and external feedback processing, prior work showed that the dopamine D2 receptor antagonist sulpiride modulates the relationship between the dopaminergic COMT Val158Met polymorphism and the error-related negativity (ERN). Here, we tested in an independent sample whether this Gene × Substance interaction generalizes to the feedback-related negativity (FRN), which...
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