1. Department of Pathology, First Affiliated Hospital of Guangxi Medical University, Nanning, Guangxi 530021, P.R. China
2. Department of Cell Biology and Genetics, School of Preclinical Medicine, Guangxi Medical University, Nanning, Guangxi 530021, P.R. China
3. Department of Medical Oncology, First Affiliated Hospital of Guangxi Medical University, Nanning, Guangxi 530021, P.R. China