title: Anticholinergic action of aminophylline in isolated guinea-pig atria.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000628:Aminophylline / Q000008:administration & dosage / Q000494:pharmacology*; D000818:Animals; D004347:Drug Interactions; D004558:Electric Stimulation; D005725:Ganglia, Autonomic / Q000187:drug effects; D006168:Guinea Pigs; D006325:Heart Atria / Q000187:drug effects*; D006339:Heart Rate / Q000187:drug effects; D066298:In Vitro Techniques; D008464:Mecamylamine / Q000494:pharmacology; D010276:Parasympatholytics / Q000494:pharmacology*; D009435:Synaptic Transmission / Q000187:drug effects; D014630:Vagus Nerve / Q000187:drug effects
chemical_list: D010276:Parasympatholytics; D000628:Aminophylline; D008464:Mecamylamine; D000109:Acetylcholine