title: Relaxation of rings of canine cerebral artery produced by adenosine and its analogues.
mesh_terms: D000241:Adenosine / Q000031:analogs & derivatives* / Q000494:pharmacology*; D000818:Animals; D001030:Apamin / Q000494:pharmacology; D002536:Cerebral Arteries / Q000187:drug effects*; D004285:Dogs; D005260:Female; D066298:In Vitro Techniques; D007213:Indomethacin / Q000494:pharmacology; D008297:Male; D009131:Muscle, Smooth, Vascular / Q000187:drug effects*; D012701:Serotonin / Q000494:pharmacology; D013806:Theophylline / Q000031:analogs & derivatives / Q000494:pharmacology; D014664:Vasodilation / Q000187:drug effects
chemical_list: D001030:Apamin; D012701:Serotonin; C031433:8-(4-sulfophenyl)theophylline; D013806:Theophylline; D000241:Adenosine; D007213:Indomethacin