[Yang, S. H.;Zeng, Q. R.;Zeng, T. B.;Li, Y. S.;Liu, Y.;Liu, B. Y.;Cai, L. T.;Lan, L. M.] Cent S Univ, Xiangya Sch Med, Ctr Cell & Mol Biol Expt, Changsha, Peoples R China.^[Yang, S. H.;Wu, C. R.;Lu, F. G.;Tan, Z. J.] Hunan Univ Chinese Med, Dept Pathogen Biol & Immunol, Changsha, Peoples R China.^[Brindley, P. J.] George Washington Univ, Med Ctr, Dept Microbiol Immunol & Trop Med, Washington, DC 20037 USA.^[Zeng, T. B.;Liu, Y.;Liu, B. Y.] Univ South China, Sch Med, Hengyang, Peoples R China.^[Li, Y. S.;McManus, D. P.] Queensland Inst Med Res, Mol Parasitol Lab, Brisbane, Qld, Australia.^[Zhou, J.] Cent S Univ, Expt Ctr Xiangya Third Hosp, Changsha, Hunan, Peoples R China.