1. State Key Laboratory of Genetic Engineering, Institute of Genetics, School of Life Science, Fudan University, People's Republic of China.
2. Shanghai University of T.C.M., Shanghai, People's Republic of China.
3. Huashan Hospital, Fudan University, People's Republic of China.
4. Department of Microbiology and Immunity, University of Illinois, Chicago, Illinois.
5. Shanghai First People's Hospital, Shanghai Jiao Jong University, Shanghai, People's Republic of China.