title: The effect of narcotic analgesics on the homovanillic acid content of rat nucleus caudatus.
mesh_terms: D000700:Analgesics / Q000494:pharmacology*; D000818:Animals; D001522:Behavior, Animal / Q000187:drug effects; D002375:Catalepsy / Q000139:chemically induced; D002421:Caudate Nucleus / Q000187:drug effects / Q000378:metabolism*; D003061:Codeine / Q000494:pharmacology; D003496:Cyclazocine / Q000494:pharmacology; D006719:Homovanillic Acid / Q000378:metabolism; D006801:Humans; D008297:Male; D008691:Methadone / Q000494:pharmacology; D009020:Morphine / Q000494:pharmacology; D009129:Muscle Tonus / Q000187:drug effects; D009294:Narcotics / Q000494:pharmacology*; D010423:Pentazocine / Q000494:pharmacology; D010648:Phenylacetates / Q000378:metabolism*; D051381:Rats; D013329:Structure-Activity Relationship
chemical_list: D000700:Analgesics; D009294:Narcotics; D010648:Phenylacetates; D009020:Morphine; D003496:Cyclazocine; D010423:Pentazocine; D008691:Methadone; D003061:Codeine; D006719:Homovanillic Acid