1. Department of Cell Biology, School of Basic Medical Sciences, Nanjing Medical University, Nanjing, Jiangsu, P.R. China
2. Department of Pathology, The Affiliated Suzhou Hospital of Nanjing Medical University, Suzhou, Jiangsu, P.R. China
3. The second Clinical Medical School of Nanjing Medical University, Nanjing, Jiangsu, P.R. China