title: Effects of CO2 and pH on drug-induced contractions of airway smooth muscle.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D001285:Atropine / Q000494:pharmacology; D001626:Bethanechol Compounds / Q000494:pharmacology; D001980:Bronchi / Q000187:drug effects*; D002118:Calcium / Q000494:pharmacology; D002217:Carbachol / Q000494:pharmacology; D002245:Carbon Dioxide / Q000494:pharmacology*; D002415:Cats; D002800:Cholinesterase Inhibitors; D004305:Dose-Response Relationship, Drug; D005260:Female; D006863:Hydrogen-Ion Concentration; D066298:In Vitro Techniques; D008297:Male; D008688:Methacholine Compounds / Q000494:pharmacology; D008784:Methysergide / Q000494:pharmacology; D009119:Muscle Contraction / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects* / Q000201:enzymology; D009994:Osmolar Concentration; D010830:Physostigmine / Q000494:pharmacology; D011188:Potassium / Q000494:pharmacology; D011433:Propranolol / Q000494:pharmacology; D012701:Serotonin / Q000494:pharmacology; D012702:Serotonin Antagonists; D013015:Sotalol / Q000494:pharmacology; D013779:Tetrodotoxin / Q000494:pharmacology
chemical_list: D001626:Bethanechol Compounds; D002800:Cholinesterase Inhibitors; D008688:Methacholine Compounds; D012702:Serotonin Antagonists; D002245:Carbon Dioxide; D012701:Serotonin; D013779:Tetrodotoxin; D001285:Atropine; D002217:Carbachol; D010830:Physostigmine; D011433:Propranolol; D013015:Sotalol; D000109:Acetylcholine; D011188:Potassium; D002118:Calcium; D008784:Methysergide