The influence of pH on the muscarinic action of oxotremorine, arecoline, pilocarpine, and their quaternary ammonium analogs.
D000818:Animals; D001626:Bethanechol Compounds / Q000494:pharmacology; D006168:Guinea Pigs; D006863:Hydrogen-Ion Concentration; D007082:Ileum / Q000187:drug effects*; D066298:In Vitro Techniques; D007455:Iodine / Q000494:pharmacology*; D008297:Male; D010277:Parasympathomimetics / Q000494:pharmacology*; D010862:Pilocarpine / Q000494:pharmacology*; D000644:Quaternary Ammonium Compounds / Q000494:pharmacology*; D014203:Tremorine / Q000494:pharmacology*
D001626:Bethanechol Compounds; D010277:Parasympathomimetics; D000644:Quaternary Ammonium Compounds; D010862:Pilocarpine; D007455:Iodine; D014203:Tremorine