On the presence of myocardial alpha-adrenoceptors in the atrium of the guinea pig.
D000317:Adrenergic alpha-Antagonists / Q000494:pharmacology; D000818:Animals; D004837:Epinephrine / Q000494:pharmacology; D006168:Guinea Pigs; D006325:Heart Atria / Q000032:analysis*; D007545:Isoproterenol / Q000494:pharmacology; D008297:Male; D009200:Myocardial Contraction / Q000187:drug effects; D010656:Phenylephrine / Q000494:pharmacology; D010869:Pindolol / Q000494:pharmacology; D011941:Receptors, Adrenergic / Q000032:analysis*; D011942:Receptors, Adrenergic, alpha / Q000032:analysis* / Q000494:pharmacology
D000317:Adrenergic alpha-Antagonists; D011941:Receptors, Adrenergic; D011942:Receptors, Adrenergic, alpha; D010656:Phenylephrine; D010869:Pindolol; D007545:Isoproterenol; D004837:Epinephrine