title: Guanine nucleotides and alpha 1 adrenergic receptors in the heart.
mesh_terms: D000818:Animals; D001667:Binding, Competitive; D004082:Dihydroalprenolol / Q000494:pharmacology; D004837:Epinephrine / Q000494:pharmacology; D006150:Guanine Nucleotides / Q000494:pharmacology*; D006165:Guanylyl Imidodiphosphate / Q000494:pharmacology; D066298:In Vitro Techniques; D007545:Isoproterenol / Q000494:pharmacology; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects; D009206:Myocardium / Q000378:metabolism*; D011224:Prazosin / Q000494:pharmacology; D051381:Rats; D011919:Rats, Inbred Strains; D011941:Receptors, Adrenergic / Q000187:drug effects*; D011942:Receptors, Adrenergic, alpha / Q000187:drug effects*
chemical_list: D006150:Guanine Nucleotides; D011941:Receptors, Adrenergic; D011942:Receptors, Adrenergic, alpha; D006165:Guanylyl Imidodiphosphate; D004082:Dihydroalprenolol; D007545:Isoproterenol; D011224:Prazosin; D004837:Epinephrine