1. Laboratory of Basic Sciences Faculty of Odontology School of Biomedical Sciences Cuauhtémoc University Aguascalientes Aguascalientes México
2. Laboratory of Immunology Department of Earth and Life Sciences University Center of LagosUniversity of Guadalajara Lagos de Moreno, Jalisco México
3. Laboratory of Pharmacy and Toxicology Autonomous University of Zacatecas Zacatecas México
4. Department of Conservative Dentistry School of Dentistry Complutense University Madrid Spain