College of Chemistry and Molecular Sciences, Key Laboratory of Biomedical Polymers of Ministry of Education, Wuhan University, Hubei, P. R. China
State Key Laboratory of Virology, Department of Immunology, School of Medicine, Wuhan University, P. R. China
Zhongnan Hosptial, Wuhan University, P. R. China
Department of Microbiology and Immunology H107, The Penn State College of Medicine, Hershey, U. S. A.
State Key Laboratory of Natural and Biomimetic Drugs, Peking University, Beijing, P. R. China