John Peter Doerr

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A vast knowledge exists about saccadic reaction times (RT) and their bi- or multimodal distributions with very fast (express) and regular RT. Recently, there has been some evidence that the smooth pursuit system may show a similar RT behavior. Since moving targets usually evoke a combined pursuit/saccade response, we asked which processes influence the(More)
OBJECTIVES There is broad evidence that sleep as opposed to waking facilitates the consolidation of both declarative and procedural memory. The current study addressed the question whether different extents of sleep restriction after learning would impair long-term memory consolidation in adolescents. METHODS Eighty-eight healthy adolescents were(More)
Slow-wave sleep is defined as sleep stages 3 and 4 that characteristically show slow delta EEG activity during polysomnography. The percentage of slow-wave sleep normally declines with age. Sleep disorders are a common symptom of many psychiatric disorders. In polysomnographic recordings they mostly manifest as disturbances of sleep continuity. In some(More)
INTRODUCTION Antidepressant drugs vary in their effects on sleep, day-time sedation and performance. Up to now, no data are available for either escitalopram (ESCIT) or amitriptyline (AMI), measuring these by an objective test, such as the MULTIPLE SLEEP LATENCY TEST (MSLT). SUBJECTS AND METHODS We therefore investigated the impact of a single evening(More)
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