The International Journal of Neuropsychopharmacology
November 22, 2017
André Schmidt, Felix Müller, Patrick C. Dolder et al.
25 citations
Background: Stimulants such as methylphenidate and modafinil are frequently used as cognitive enhancers in healthy people, whereas 3,4-methylenedioxymethamphetamine (ecstasy) is proposed to enhance mood and empathy in healthy subjects. However, comparative data on the effects of methylphenidate and modafinil on negative emotions in healthy subjects have been partially missing. The aim of this...
Psychological Medicine
October 2, 2017
André Schmidt, Felix Müller, Claudia Lenz et al.
62 citations
Abstract Background Recent evidence shows that the serotonin 2A receptor (5-hydroxytryptamine2A receptor, 5-HT 2A R) is critically involved in the formation of visual hallucinations and cognitive impairments in lysergic acid diethylamide (LSD)-induced states and neuropsychiatric diseases. However, the interaction between 5-HT 2A R activation, cognitive impairments and visual hallucinations is...
The International Journal of Neuropsychopharmacology
May 16, 2017
André Schmidt, Felix Müller, Patrick C. Dolder et al.
41 citations
Background: Psychostimulants such as methylphenidate and modafinil are increasingly used by healthy people for cognitive enhancement purposes, whereas the acute effect of 3,4-methylenedioxymethamphetamine (ecstasy) on cognitive functioning in healthy subjects remains unclear. This study directly compared the acute effects of methylphenidate, modafinil, and 3,4-methylenedioxymethamphetamine on...
Neurosignals
2017
Davide Zanchi, Marie‐Louise Montandon, Indrit Sinanaj et al.
46 citations
BACKGROUND: Cognitive functions progressively deteriorate during aging and neurodegenerative diseases. The present study aims at investigating differences in working memory performance as well as functional brain changes during the earliest stages of cognitive decline in health elderly individuals. METHODS: 62 elderly individuals (41 females), including 41 controls (35 females) and 21 middle...