title: Studies on the muscarinic receptor: pH dependence of the action of some cholinergic drugs on the guinea-pig ileum.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D002217:Carbachol / Q000494:pharmacology; D004305:Dose-Response Relationship, Drug; D005260:Female; D006168:Guinea Pigs; D006863:Hydrogen-Ion Concentration; D007082:Ileum / Q000187:drug effects*; D066298:In Vitro Techniques; D008688:Methacholine Compounds / Q000494:pharmacology; D010277:Parasympathomimetics / Q000494:pharmacology*; D011950:Receptors, Cholinergic / Q000187:drug effects*; D013329:Structure-Activity Relationship
chemical_list: D008688:Methacholine Compounds; D010277:Parasympathomimetics; D011950:Receptors, Cholinergic; D002217:Carbachol; D000109:Acetylcholine