title: Does cyclic GMP mediate the negative inotropic effect of acetylcholine in the heart?
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000200:Action Potentials / Q000187:drug effects*; D001692:Biological Transport / Q000187:drug effects; D002118:Calcium / Q000378:metabolism*; D006152:Cyclic GMP / Q000031:analogs & derivatives* / Q000494:pharmacology; D006321:Heart / Q000502:physiology; D009200:Myocardial Contraction / Q000187:drug effects*; D009206:Myocardium / Q000378:metabolism; D011188:Potassium / Q000378:metabolism; D012964:Sodium / Q000378:metabolism
chemical_list: D012964:Sodium; D006152:Cyclic GMP; D000109:Acetylcholine; D011188:Potassium; D002118:Calcium