The appraisal of anticholinergic activity by prevention of methacholine-induced fatal bronochospasm in guinea pigs.
D000818:Animals; D002794:Choline / Q000031:analogs & derivatives / Q000633:toxicity*; D018680:Cholinergic Antagonists; D006168:Guinea Pigs; D016210:Methacholine Chloride
D018680:Cholinergic Antagonists; D016210:Methacholine Chloride; D002794:Choline
CHOLINE AND CHOLINE DERIVATIVES/toxicity