title: Antagonistic effects of histamine and betahistine on the vasoconstrictor actions of catecholamines in mesentery microvessels.
mesh_terms: D006631:Amine Oxidase (Copper-Containing) / Q000494:pharmacology*; D000818:Animals; D001621:Betahistine / Q000008:administration & dosage / Q000494:pharmacology; D001794:Blood Pressure / Q000187:drug effects; D004562:Electrocardiography; D004837:Epinephrine / Q000037:antagonists & inhibitors*; D005021:Ethylamines / Q000494:pharmacology*; D005260:Female; D006632:Histamine / Q000008:administration & dosage / Q000494:pharmacology*; D007269:Injections, Intra-Arterial; D008643:Mesentery / Q000098:blood supply*; D008722:Methods; D008833:Microcirculation / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects; D009638:Norepinephrine / Q000037:antagonists & inhibitors*; D011725:Pyridines / Q000494:pharmacology*; D051381:Rats; D011919:Rats, Inbred Strains; D013997:Time Factors
chemical_list: D005021:Ethylamines; D011725:Pyridines; D006632:Histamine; D006631:Amine Oxidase (Copper-Containing); D001621:Betahistine; D009638:Norepinephrine; D004837:Epinephrine