1. The Key Laboratory of Carcinogenesis of The Chinese Ministry of Health and The Key Laboratory of Carcinogenesis and Cancer Invasion of the Chinese Ministry of Education, Xiangya Hospital, Central South University, Changsha, Hunan 410078, P.R. China
2. Cancer Research Institute and School of Basic Medical Sciences, Central South University, Changsha, Hunan 410078, P.R. China
3. Department of Blood Transfusion, The Third Xiang‑Ya Hospital, Central South University, Changsha, Hunan 410013, P.R. China
4. National Institution of Drug Clinical Trial, Xiangya Hospital, Central South University, Changsha, Hunan 410078, P.R. China
5. Department of Pathology, The Second Xiang‑Ya Hospital, Central South University, Changsha, Hunan 410011, P.R. China