title: Effects of exogenous ATP on contractile force and intracellular cyclic nucleotide levels in the hypodynamic frog ventricle [proceedings].
mesh_terms: D000255:Adenosine Triphosphate / Q000494:pharmacology*; D000818:Animals; D001001:Anura; D000242:Cyclic AMP / Q000378:metabolism*; D006152:Cyclic GMP / Q000378:metabolism*; D006352:Heart Ventricles / Q000187:drug effects / Q000378:metabolism*; D066298:In Vitro Techniques; D009200:Myocardial Contraction / Q000187:drug effects*
chemical_list: D000255:Adenosine Triphosphate; D000242:Cyclic AMP; D006152:Cyclic GMP