title: Negative inotropic effect of vanadate in ventricular myocardium in the presence of 3-isobutyl-1-methylxanthine or isoprenaline.
mesh_terms: D015056:1-Methyl-3-isobutylxanthine / Q000494:pharmacology*; D000818:Animals; D003864:Depression, Chemical; D006168:Guinea Pigs; D066298:In Vitro Techniques; D007545:Isoproterenol / Q000494:pharmacology*; D008564:Membrane Potentials / Q000187:drug effects; D009200:Myocardial Contraction / Q000187:drug effects*; D009206:Myocardium / Q000201:enzymology; D010042:Ouabain / Q000494:pharmacology; D010727:Phosphoric Diester Hydrolases / Q000378:metabolism; D013806:Theophylline / Q000031:analogs & derivatives*; D014638:Vanadates; D014639:Vanadium / Q000494:pharmacology*
chemical_list: D014639:Vanadium; D014638:Vanadates; D010042:Ouabain; D013806:Theophylline; D010727:Phosphoric Diester Hydrolases; D007545:Isoproterenol; D015056:1-Methyl-3-isobutylxanthine