Cardiac histamine and adrenergic receptors.
D000818:Animals; D006321:Heart / Q000187:drug effects; D006632:Histamine / Q000378:metabolism*; D066298:In Vitro Techniques; D009206:Myocardium / Q000378:metabolism*; D011941:Receptors, Adrenergic / Q000378:metabolism*; D011970:Receptors, Histamine H2 / Q000378:metabolism
D011941:Receptors, Adrenergic; D011970:Receptors, Histamine H2; D006632:Histamine