Effects of morphine on sleep in the cat.
D006916:5-Hydroxytryptophan / Q000494:pharmacology; D000818:Animals; D002415:Cats; D004569:Electroencephalography; D008297:Male; D008781:Methyltyrosines / Q000494:pharmacology; D009020:Morphine / Q000494:pharmacology*; D009270:Naloxone / Q000494:pharmacology; D012890:Sleep / Q000187:drug effects*; D012892:Sleep Deprivation; D012895:Sleep, REM
D008781:Methyltyrosines; D009270:Naloxone; D009020:Morphine; D006916:5-Hydroxytryptophan