1 Tianjin Life Science Research Center and Department of Pathogen Biology, Collaborative Innovation Center of Tianjin for Medical Epigenetics, School of Basic Medical Sciences, Tianjin Medical University, No. 22 Qi-Xiang-Tai Road, Tianjin, 300070, China.
2 The Cancer Institute, Tangshan People's Hospital, Tangshan, 063001, China.
3 Department of Hepatobiliary Oncology, State Key Laboratory of Oncology in Southern China, Cancer Center, Sun Yat-sen University, Guangzhou, 510060, China.
4 Tianjin Life Science Research Center and Department of Pathogen Biology, Collaborative Innovation Center of Tianjin for Medical Epigenetics, School of Basic Medical Sciences, Tianjin Medical University, No. 22 Qi-Xiang-Tai Road, Tianjin, 300070, China. htang2002@yahoo.com.