title: Effect of vasodilators upon the isolated taenia coli of the guinea pig.
mesh_terms: D000200:Action Potentials; D000628:Aminophylline / Q000494:pharmacology*; D000818:Animals; D002118:Calcium / Q000494:pharmacology; D002463:Cell Membrane Permeability / Q000187:drug effects; D003106:Colon / Q000187:drug effects*; D004594:Electrophysiology; D004837:Epinephrine / Q000494:pharmacology*; D006168:Guinea Pigs; D009130:Muscle, Smooth / Q000187:drug effects*; D005996:Nitroglycerin / Q000494:pharmacology*; D009705:Nucleosides / Q000494:pharmacology*; D010208:Papaverine / Q000494:pharmacology*
chemical_list: D009705:Nucleosides; D000628:Aminophylline; D010208:Papaverine; D005996:Nitroglycerin; D002118:Calcium; D004837:Epinephrine