6 hasil untuk "Alexander Refisch"
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Artikel Jurnal
Characterization of cardiac autonomic dysfunction in acute Schizophrenia: a cluster analysis of heart rate variability parameters
Abstract Underlying biological mechanisms leading to the dramatically increased cardiac mortality in patients with schizophrenia (SCZ) are largely unknown. Cardiac autonomic dysfunction (CADF), which has been extensively described in patients with SCZ, represents an important physiological link to…
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Artikel Jurnal
The effect of ketamine on affective modulation of the startle reflex and its resting-state brain correlates
Abstract Ketamine is a rapid-acting antidepressant that also influences neural reactivity to affective stimuli. However, the effect of ketamine on behavioral affective reactivity is yet to be elucidated. The affect-modulated startle reflex paradigm (AMSR) allows examining the valence-specific…
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Artikel Jurnal
Association of the delayed changes in glutamate levels and functional connectivity with the immediate network effects of S-ketamine
Abstract Ketamine shows rapid antidepressant effects peaking 24 h after administration. The antidepressant effects may occur through changes in glutamatergic metabolite levels and resting-state functional connectivity (rsFC) within the default mode network (DMN). A multistage drug effect of…
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Artikel Jurnal
Association of Daily Step Count With Depressive Symptoms in Patients With Major Depressive Disorder Using a Smartphone App (ReMAP): Longitudinal Study
Abstract BackgroundThe benefits of physical activity (PA) for both physical and mental health, including major depressive disorder (MDD), are well established. Mobile devices, such as smartphones, offer a scalable way to monitor PA and its relationship with depressive symptoms in daily life…