1. Department of Environmental Health; Biomedical Research Center, School of Medicine, University of Coahuila; Torreon Coahuila Mexico
2. Department of Environmental Toxicology; School of Chemical Sciences; University Juarez of Durango; Gomez Palacio Durango Mexico
3. Department of Cellular and Molecular Medicine; Southwest Environmental Health Science Center; University of Arizona; Tucson Arizona USA
4. Department of Cellular and Molecular Medicine; University of Arizona; Tucson Arizona USA
5. Department of Pharmacology and Toxicology; University of Arizona; Tucson Arizona USA