1. National Engineering Research Center for Nanomedicine; College of Life Science and Technology; Huazhong University of Science and Technology; Wuhan 430074 P. R. China
2. Huazhong University of Science and Technology; Tongji Med College; Tongji Hospital; Hepat Surg Ctr, 1095 Jiefang Ave Wuhan 430030 P. R. China
3. Hubei Key Laboratory of Bioinorganic Chemistry and Materia Medica; Huazhong University of Science and Technology; Wuhan 430074 P. R. China
4. Wuhan Institute of Biotechnology; High Tech Road 666; East Lake High Tech Zone; Wuhan 430040 P. R. China