School of Clinical Medicine, Medical College, Nanjing University, Nanjing 210002, China;
School of Clinical Medicine, Medical College, Nanjing University, Nanjing 210002, China;
School of Clinical Medicine, Medical College, Nanjing University, Nanjing 210002, China;
Department of Surgery, Zhongshan Hospital, Fu Dan University, Shanghai 200032, China;
Department of Surgery, Xinhua Hospital, Shanghai Second Medical University, Shanghai 200092, China;
School of Clinical Medicine, Medical College, Nanjing University, Nanjing 210002, China;
enteral nutrition; immune system; inflammatory response; arginine; glutamine; omega-3 fatty acids;