[1] CINVESTAV, IPN, Ctr Invest Estudios Avanzados, Dept Infectom & Patogenesis Mol,Inst Politecn Nac, Mexico City 14000, DF, Mexico
[2] CINVESTAV, IPN, Ctr Invest Estudios Avanzados, Dept Virol,Inst Politecn Nacl, Mexico City 14000, DF, Mexico
[3] CINVESTAV, IPN, Ctr Invest Estudios Avanzados, Dept Immunol & Immunogenet,Inst Politecn Nacl, Mexico City 14000, DF, Mexico
[4] CINVESTAV, IPN, Ctr Invest Estudios Avanzados, Direcc Gen Adjunta,InDRE, Mexico City 14000, DF, Mexico