title: Antagonism of acetylcholine-induced bronchospasm by WG 253, a new sympathomimetic amine.
mesh_terms: D000109:Acetylcholine / Q000037:antagonists & inhibitors*; D000328:Adult; D000336:Aerosols; D000403:Airway Resistance / Q000187:drug effects; D000605:Amino Alcohols / Q000494:pharmacology; D001980:Bronchi / Q000187:drug effects*; D001993:Bronchodilator Agents / Q000494:pharmacology; D005260:Female; D006801:Humans; D007545:Isoproterenol / Q000494:pharmacology; D008297:Male; D009921:Metaproterenol / Q000494:pharmacology; D013147:Spirometry; D013566:Sympathomimetics / Q000494:pharmacology*
chemical_list: D000336:Aerosols; D000605:Amino Alcohols; D001993:Bronchodilator Agents; D013566:Sympathomimetics; D009921:Metaproterenol; D007545:Isoproterenol; D000109:Acetylcholine