Katharina S. Goerlich

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BACKGROUND Testosterone can motivate human approach and avoidance behavior. Specifically, the conscious recognition of and implicit reaction to angry facial expressions is influenced by testosterone. The study tested whether exogenous testosterone modulates the personal distance (PD) humans prefer in a social threat context. METHODS 82 healthy male(More)
BACKGROUND Mild Cognitive Impairment (MCI) is a risk factor for Alzheimer's disease (AD) and other forms of dementia. However, much heterogeneity concerning neuropsychological measures, prevalence and progression rates impedes distinct diagnosis and treatment implications. OBJECTIVE Aim of the present study was the identification of specific tests(More)
Structural brain changes underlying mild cognitive impairment (MCI) have been well-researched, but most previous studies required subjective cognitive complaints (SCC) as a diagnostic criterion, diagnosed MCI based on a single screening test or lacked analyses in relation to neuropsychological impairment. This longitudinal voxel-based morphometry study(More)
Recent evidence suggests that humans can communicate emotion via chemosensory signals. Olfactory cues signaling anxiety can bias the perception of ambiguous stimuli, but the underlying neurobiological mechanisms of this effect are currently unknown. Here, we investigated the brain responses to subtle changes in facial expressions in response to anxiety(More)
Empathy has been found to affect the neural processing of social and monetary rewards. Alexithymia, a subclinical condition showing a close inverse relationship with empathy is linked to dysfunctions of socio-emotional processing in the brain. Whether alexithymia alters the neural processing of rewards, which is currently unknown. Here, we investigated the(More)
Die Parkinson-Erkrankung kann mit einer Reihe repetitiver, impulsassoziierter Verhaltensstörungen einhergehen, die schwerwiegende soziale, berufliche oder finanzielle Folgen nach sich ziehen können. Impulskontrollstörungen (pathologisches Glücksspiel, impulsives Essen oder Kaufen und Hypersexualität) treten bei ca. 13–14% der Parkinson-Patienten auf.(More)
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