title: Characterization of glucagon-induced changes in rate, contractility and cyclic AMP levels in isolated cardiac preparations of the rat and guinea pig.
mesh_terms: D000818:Animals; D000242:Cyclic AMP / Q000378:metabolism*; D005260:Female; D005934:Glucagon / Q000494:pharmacology*; D006168:Guinea Pigs; D006321:Heart / Q000187:drug effects*; D006325:Heart Atria / Q000187:drug effects; D006339:Heart Rate / Q000187:drug effects; D007545:Isoproterenol / Q000494:pharmacology; D008297:Male; D009200:Myocardial Contraction / Q000187:drug effects; D009206:Myocardium / Q000378:metabolism; D010210:Papillary Muscles / Q000187:drug effects; D051381:Rats; D013045:Species Specificity; D013618:Tachyphylaxis
chemical_list: D005934:Glucagon; D000242:Cyclic AMP; D007545:Isoproterenol