1. Academy of Physiology & Postgraduate and Research Section, Escuela Superior de Medicina, Instituto Politécnico Nacional, Plan de San Luis and Diaz Miron S/N, Mexico City 11340, Mexico
2. Laboratory for the Design and Development of New Drugs and Biotechnological Innovation, Postgraduate and Research Section, Escuela Superior de Medicina, Instituto Politécnico Nacional, Plan de San Luis and Diaz Miron S/N, Mexico City 11340, Mexico
3. Academy of Biochemistry & Postgraduate and Research Section, Escuela Superior de Medicina, Instituto Politécnico Nacional, Plan de San Luis and Diaz Miron S/N, Mexico City 11340, Mexico
4. Department of Anatomical Pathology, Hospital General de Zona 2A, Troncoso. Añil 144, Granjas México, Iztacalco, Mexico City 08400, Mexico
5. Laboratorio de Medicina de Conservación, Escuela Superior de Medicina, Instituto Politécnico Nacional, Plan de San Luis and Diaz Miron S/N, Mexico City 11340, Mexico