title: Inotropic and chronotropic actions of 2-substituted and 8-substituted derivatives of adenosine 3',5'-cyclic monophosphate.
mesh_terms: D000818:Animals; D000242:Cyclic AMP / Q000031:analogs & derivatives* / Q000494:pharmacology; D005260:Female; D006168:Guinea Pigs; D006339:Heart Rate / Q000187:drug effects*; D066298:In Vitro Techniques; D008297:Male; D009200:Myocardial Contraction / Q000187:drug effects*
chemical_list: D000242:Cyclic AMP