Investigation of the effects of drugs on morphine-induced contractions of the isolated colon of the rat [proceedings].
D000818:Animals; D003106:Colon / Q000187:drug effects*; D004357:Drug Synergism; D066298:In Vitro Techniques; D009020:Morphine / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D009119:Muscle Contraction / Q000187:drug effects; D051381:Rats
D009020:Morphine