[1] Nanjing Med Univ, State Key Lab Reprod Med, Nanjing, Jiangsu, Peoples R China
[2] Nanjing Med Univ, Key Lab Pathogen Biol Jiangsu Prov, Nanjing, Jiangsu, Peoples R China
[3] Nanjing Med Univ, Dept Microbiol & Immunol, Nanjing, Jiangsu, Peoples R China
[4] Nanjing Med Univ, Affiliated Hosp 1, Dept Urol, Nanjing, Jiangsu, Peoples R China
[5] Youjiang Med Coll Nationalities, Dept Microbiol & Immunol, Bose, Peoples R China
[6] Univ Pittsburgh, Inst Canc, Canc Virol Program, Pittsburgh, PA USA
[7] Univ So Calif, Keck Sch Med, Dept Mol Microbiol & Immunol, Los Angeles, CA 90033 USA