1. First Central Clinical College, Tianjin Medical University, Tianjin 300192, P.R. China
2. Department of General Surgery, The People's Hospital of Jiaozuo City, Jiaozuo 454002, P.R. China
3. Department of Anesthesiology, Tianjin First Central Hospital, Tianjin 300192, P.R. China
4. Laboratory of Immunology and Inflammation, Department of Immunology, Key Laboratory of Immune Microenvironment and Diseases of Educational Ministry of China, Basic Medical College, Tianjin Medical University, Tianjin 300070, P.R. China
5. Department of Liver Transplantation, Oriental Organ Transplant Center of Tianjin First Central Hospital, Key Laboratory of Organ Transplantation of Tianjin, Tianjin 300192, P.R. China