title: A comparison of the responses to histamine of left and right atria and papillary muscles of guinea-pig hearts.
mesh_terms: D000818:Animals; D005260:Female; D006168:Guinea Pigs; D006321:Heart / Q000187:drug effects*; D006325:Heart Atria / Q000187:drug effects; D006339:Heart Rate / Q000187:drug effects; D006352:Heart Ventricles / Q000187:drug effects; D006632:Histamine / Q000494:pharmacology*; D008297:Male; D009200:Myocardial Contraction / Q000187:drug effects; D010210:Papillary Muscles / Q000187:drug effects; D011969:Receptors, Histamine H1 / Q000187:drug effects; D011970:Receptors, Histamine H2 / Q000187:drug effects
chemical_list: D011969:Receptors, Histamine H1; D011970:Receptors, Histamine H2; D006632:Histamine