title: Changes in fibrillation threshold of the heart produced by a beta-sympatholytic agent (practolol), before and after experimental coronary ligation.
mesh_terms: D000818:Animals; D001011:Aorta / Q000503:physiopathology; D001158:Arteries; D001639:Bicarbonates / Q000097:blood; D001794:Blood Pressure; D001831:Body Temperature; D002245:Carbon Dioxide / Q000032:analysis; D003331:Coronary Vessels / Q000503:physiopathology*; D004285:Dogs; D004558:Electric Stimulation; D004562:Electrocardiography; D004566:Electrodes; D005260:Female; D006339:Heart Rate; D007275:Injections, Intravenous; D008026:Ligation; D008297:Male; D010100:Oxygen / Q000097:blood; D011217:Practolol / Q000008:administration & dosage / Q000627:therapeutic use*; D014693:Ventricular Fibrillation / Q000188:drug therapy*
chemical_list: D001639:Bicarbonates; D002245:Carbon Dioxide; D010100:Oxygen; D011217:Practolol