Ji-Chao Tang1, Wang-Jie Suolang2, Chong Yang3, Yi Wang3, Ming-Wu Tian1, Yu Zhang4. 1. Organ Transplantation Center, Sichuan Provincial People's Hospital, University of Electronic Science and Technology of China, Chengdu 610072, China; School of Clinical Medical Sciences, Southwest Medical University, Luzhou 646000, China. 2. NHC Key Laboratory of Echinococcosis Prevention and Control, Lhasa 850000, China. 3. Organ Transplantation Center, Sichuan Provincial People's Hospital, University of Electronic Science and Technology of China, Chengdu 610072, China. 4. Organ Transplantation Center, Sichuan Provincial People's Hospital, University of Electronic Science and Technology of China, Chengdu 610072, China. Electronic address: zhangyuqg@med.uestc.edu.cn.