Reduced sleep in cats after intraperitoneal injection of delta-sleep-inducing peptide (DSIP).

Abstract

The effect of intraperitoneally injected delta-sleep-inducing peptide (DSIP) on sleep-wakefulness in cats was studied using EEG, EMG and EOG recording for 10 h following 30 nmol/kg DSIP or control saline i.p. injections. DSIP reduced the amount of sleep, specifically light slow-wave sleep and REM sleep, and REM sleep latency was increased. The results… (More)

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