title: Antagonism by alpha-methyltyrosine of morphine induced motility in non-tolerant and tolerant rats.
mesh_terms: D000818:Animals; D001522:Behavior, Animal / Q000187:drug effects; D001923:Brain Chemistry / Q000187:drug effects; D004295:Dihydroxyphenylalanine / Q000494:pharmacology; D004298:Dopamine / Q000032:analysis; D004305:Dose-Response Relationship, Drug; D004336:Drug Antagonism; D004361:Drug Tolerance; D008297:Male; D008781:Methyltyrosines / Q000494:pharmacology*; D009020:Morphine / Q000037:antagonists & inhibitors* / Q000494:pharmacology; D009043:Motor Activity / Q000187:drug effects*; D009638:Norepinephrine / Q000032:analysis; D051381:Rats; D011919:Rats, Inbred Strains; D013997:Time Factors
chemical_list: D008781:Methyltyrosines; D004295:Dihydroxyphenylalanine; D009020:Morphine; D004298:Dopamine; D009638:Norepinephrine