1. Department of Biochemistry and Molecular Medicine, Faculty of Medicine, Autonomous University of Nuevo Leon, University Hospital ‘Dr. Jose Eleuterio Gonzalez’, Monterrey, Nuevo Leon 64460, Mexico
2. Monterrey Institute of Technology and Higher Education, School of Medicine and Health Sciences, Monterrey, Nuevo Leon 64710, Mexico
3. Department of Histology, Faculty of Medicine, Autonomous University of Nuevo Leon, University Hospital ‘Dr. Jose Eleuterio Gonzalez’, Monterrey, Nuevo Leon 64460, Mexico