title: 1-substituted tetrahydroisoquinoline analogs: beta adrenoceptor blocking agents in the isolated perfused rabbit heart.
mesh_terms: D000319:Adrenergic beta-Antagonists; D000818:Animals; D004280:Dobutamine / Q000494:pharmacology; D006321:Heart / Q000187:drug effects*; D006339:Heart Rate / Q000187:drug effects; D066298:In Vitro Techniques; D007545:Isoproterenol / Q000494:pharmacology; D007546:Isoquinolines / Q000494:pharmacology*; D008297:Male; D009200:Myocardial Contraction / Q000187:drug effects; D011817:Rabbits; D014213:Tretoquinol / Q000031:analogs & derivatives / Q000494:pharmacology*
chemical_list: D000319:Adrenergic beta-Antagonists; D007546:Isoquinolines; D004280:Dobutamine; D014213:Tretoquinol; D007545:Isoproterenol