title: Effect of tryptophan on sleep in the rat.
mesh_terms: D000818:Animals; D001923:Brain Chemistry / Q000187:drug effects; D002395:Catecholamines / Q000378:metabolism; D004569:Electroencephalography; D004576:Electromyography; D006719:Homovanillic Acid / Q000378:metabolism; D006897:Hydroxyindoleacetic Acid / Q000378:metabolism; D008297:Male; D051381:Rats; D012701:Serotonin / Q000378:metabolism; D012890:Sleep / Q000187:drug effects*; D012895:Sleep, REM / Q000187:drug effects; D014364:Tryptophan / Q000494:pharmacology*; D014851:Wakefulness / Q000187:drug effects
chemical_list: D002395:Catecholamines; D012701:Serotonin; D006897:Hydroxyindoleacetic Acid; D014364:Tryptophan; D006719:Homovanillic Acid