[Xiong, Sidong; Gao, Bo] Fudan Univ, Inst Immunobiol, Shanghai 200433, Peoples R China; [Xiong, Sidong; Gao, Bo] Fudan Univ, Dept Immunol, Shanghai 200433, Peoples R China; [Xiong, Sidong; Xu, Wei] Soochow Univ, Jiangsu Key Lab Infect & Immun, Inst Biol & Med Sci, Suzhou, Peoples R China