
Keywords: CABG; coronary artery bypass grafting; EFS; electrical field stimulation; GEA; gastroepiploic artery; H&E; hematoxylin-eosin; ITA; internal thoracic artery; NPY; neuropeptide Y; PSN; periarterial sympathetic nerve; TTX; tetrodotoxin; 23.1.1; 23.1.3; 23.