1. Department of Clinical Laboratory; Tianjin Huan Hu Hospital; Tianjin 300060 China
2. Tianjin Key Laboratory of Cerebral Vessels and Neural Degeneration; Tianjin 300060 China
3. Department of Clinical Laboratory; Tianjin First Center Hospital; Tianjin 300192 China
4. Department of Immunology and Department of Biochemistry; School of Basic Medical Sciences; Tianjin Medical University; Tianjin 300070 China
5. Tianjin Medical University Cancer Institute and Hospital; National Clinical Research Center of Cancer; Key Laboratory of Cancer Prevention and Therapy; Tianjin 300060 China