title: Proceedings: A simple screening method for the evaluation of beta-sympatholytics.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000494:pharmacology*; D000818:Animals; D002118:Calcium / Q000037:antagonists & inhibitors / Q000378:metabolism*; D002132:Calcium Radioisotopes; D002395:Catecholamines / Q000494:pharmacology; D004353:Drug Evaluation, Preclinical; D006168:Guinea Pigs; D006321:Heart / Q000187:drug effects*; D006339:Heart Rate / Q000187:drug effects; D066298:In Vitro Techniques; D007545:Isoproterenol / Q000494:pharmacology; D009206:Myocardium / Q000378:metabolism*
chemical_list: D000319:Adrenergic beta-Antagonists; D002132:Calcium Radioisotopes; D002395:Catecholamines; D007545:Isoproterenol; D002118:Calcium