title: Comparison of the effects of histamine and tolazoline on the inotropic, chronotropic and cyclic AMP producing effects in the guinea pig heart.
mesh_terms: D000818:Animals; D002049:Burimamide / Q000494:pharmacology; D000242:Cyclic AMP / Q000096:biosynthesis*; D004347:Drug Interactions; D005260:Female; D006168:Guinea Pigs; D006339:Heart Rate / Q000187:drug effects*; D006632:Histamine / Q000494:pharmacology*; D066298:In Vitro Techniques; D008297:Male; D009200:Myocardial Contraction / Q000187:drug effects*; D009206:Myocardium / Q000378:metabolism*; D011398:Promethazine / Q000494:pharmacology; D013997:Time Factors; D014043:Tolazoline / Q000494:pharmacology*
chemical_list: D006632:Histamine; D014043:Tolazoline; D000242:Cyclic AMP; D011398:Promethazine; D002049:Burimamide