1. Department of Conservative Dentistry, Faculty of Dentistry, Universidad de Chile, Santiago, Chile
2. Biomedical Neuroscience Institute, Faculty of Medicine, Universidad de Chile, Santiago, Chile
3. Aging Cellular Laboratory, Faculty of Sciences, Universidad de Chile, Santiago, Chile
4. Dentistry Unit, Faculty of Health Sciences, Universidad Autónoma de Chile, Temuco, Chile
5. Institute for Research in Dental Sciences, Faculty of Dentistry, Universidad de Chile, Santiago, Chile