title: In vitro studies of antigen-induced bronchospasm.
mesh_terms: D000402:Airway Obstruction / Q000209:etiology; D000818:Animals; D000941:Antigens; D001980:Bronchi / Q000187:drug effects; D001986:Bronchial Spasm / Q000209:etiology / Q000276:immunology*; D002867:Chromones / Q000494:pharmacology; D004155:Diphenhydramine / Q000494:pharmacology; D004195:Disease Models, Animal; D004285:Dogs; D004987:Ethers / Q000494:pharmacology; D006168:Guinea Pigs; D006634:Histamine H1 Antagonists / Q000494:pharmacology; D006801:Humans; D008297:Male; D009130:Muscle, Smooth / Q000276:immunology; D011817:Rabbits; D013189:SRS-A / Q000037:antagonists & inhibitors; D014132:Trachea / Q000187:drug effects / Q000276:immunology
chemical_list: D000941:Antigens; D002867:Chromones; D004987:Ethers; D006634:Histamine H1 Antagonists; D013189:SRS-A; D004155:Diphenhydramine