[1] Ave Ciudad Unive 3000, Mexico City 04510, Mexico
[2] Univ Nacl Autonoma Mexico, Sch Med, Dept Cellular & Tissue Biol, Mexico City 04510, Mexico
[3] Univ Nacl Autonoma Mexico, Posgrad Ciencias Biol, Mexico City 04510, Mexico
[4] Univ Nacl Autonoma Mexico, Parasitol Sch Med, Dept Microbiol, Mexico City 04510, Mexico