1. Laboratory of Pathology; West China Hospital; Sichuan University; Chengdu Sichuan China
2. Key Laboratory of Transplant Engineering and Immunology; Ministry of Health; West China Hospital; Sichuan University; Chengdu Sichuan China
3. Division of Transplant Surgery; Department of Surgery; Mayo Clinic; Rochester MN USA
4. Department of Pathology; West China Hospital; Sichuan University; Chengdu Sichuan China