Acta Medica
Journal of Faculty of Medicine in Hradec Králové 

Hugo Mendieta Zerón^a, Verónica Jackeline García Solorio^b, Pamela Montserrat Nava Díaz^c, Adriana Garduño Alanís^c, Jonnathan Guadalupe Santillán Benítez^d, Victoria Domínguez García^d, Carolina Escobar Briones^e, Edgar Denova Gutiérrez^f

^aMolecular Biology Laboratory, Medical Research Center (CICMED), Autonomous University of the State of Mexico (UAEMex), Toluca, México
^bAutonomous University of the State of Mexico, Toluca, Mexico
^cMaternal-Perinatal Hospital “Monica Pretelini”, Toluca, Mexico
^dMedical Research Center, Autonomous University of the State of Mexico, Toluca, Mexico
^eFaculty of Medicine, National Autonomous University of Mexico
^fNational Institute of Public Health (INSP), Cuernavaca, Morelos, Mexico

Received June 20, 2012
Accepted December 29, 2012