The chronotropic effect of adenine- and hypoxanthine derivatives on isolated rat hearts before and after removing the sino-auricular node.
D000255:Adenosine Triphosphate / Q000494:pharmacology*; D000818:Animals; D006329:Heart Conduction System / Q000187:drug effects*; D006339:Heart Rate; D007042:Hypoxanthines / Q000494:pharmacology*; D009705:Nucleosides / Q000494:pharmacology*; D051381:Rats
D007042:Hypoxanthines; D009705:Nucleosides; D000255:Adenosine Triphosphate