title: Effect of E-643 on alpha-adrenoceptor-mediated inotropic responses to phenylephrine in the left atria of guinea pigs.
mesh_terms: D000317:Adrenergic alpha-Antagonists / Q000494:pharmacology*; D000818:Animals; D006168:Guinea Pigs; D006325:Heart Atria; D066298:In Vitro Techniques; D009200:Myocardial Contraction / Q000187:drug effects*; D010656:Phenylephrine / Q000494:pharmacology*; D011799:Quinazolines / Q000494:pharmacology*; D011941:Receptors, Adrenergic / Q000502:physiology*; D011942:Receptors, Adrenergic, alpha / Q000502:physiology*; D013015:Sotalol / Q000494:pharmacology; D013268:Stimulation, Chemical
chemical_list: D000317:Adrenergic alpha-Antagonists; D011799:Quinazolines; D011941:Receptors, Adrenergic; D011942:Receptors, Adrenergic, alpha; D010656:Phenylephrine; C018176:bunazosin; D013015:Sotalol