title: Cardiac effects of 1-alpha-acetylmethadol. IV. Mechanism of inotropic effects.
mesh_terms: D000818:Animals; D002118:Calcium / Q000037:antagonists & inhibitors; D003864:Depression, Chemical; D004298:Dopamine / Q000494:pharmacology; D006168:Guinea Pigs; D066298:In Vitro Techniques; D008691:Methadone / Q000031:analogs & derivatives*; D008692:Methadyl Acetate / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D009200:Myocardial Contraction / Q000187:drug effects*; D011433:Propranolol / Q000494:pharmacology; D013268:Stimulation, Chemical
chemical_list: D011433:Propranolol; D008692:Methadyl Acetate; D002118:Calcium; D008691:Methadone; D004298:Dopamine