1. College of Biotechnology, Tianjin University of Science and Technology, No. 29, 13th Avenue, TEDA, Tianjin 300457, People's Republic of China
2. Institute of Molecular and Cell Biology, 61 Biopolis Drive, Proteos, Singapore 138673, Singapore
3. School of Basic Medical Sciences, Zhejiang University College of Medicine, No. 388, YuHangTang Road, Hangzhou, Zhejiang 310058, People's Republic of China
4. Sidney Kimmel Comprehensive Cancer Center, Johns Hopkins University School of Medicine, Baltimore, MD 21230, U.S.A.