Hormones/Neuromodulators

The impact of dopamine on aggression: an [18F]-FDOPA PET Study in healthy males

2013, Hormones/Neuromodulators / By

Abstract Cerebral dopamine (DA) transmission is thought to be an important modulator for the development and occurrence of aggressive behavior. However, the link between aggression and DA transmission in humans has not been investigated using molecular imaging and standardized behavioral tasks. We investigated aggression as a function of DA transmission in a group of (N …

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Oxytocin influences processing of socially relevant cues in the ventral tegmental area of the human brain

2013, Hormones/Neuromodulators, Social Cognition, Social Reward / By

Abstract Background: Evidence accumulates that the neuropeptide oxytocin plays an important role in mediating social interaction among humans and that a dysfunction in oxytocin-modulated brain mechanisms might lie at the core of disturbed social behavior in neuropsychiatric disease. Explanatory models suggest that oxytocin guides social approach and avoidance by modulating the perceived salience of socially meaningful …

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