Ana Paula de Souza, State University of Campinas/UNICAMP, MSc (2000) and a PhD in Histology and Embryology (2002). She is now Associate Professor of the Department of Biosciences/School of Dentistry of Piracicaba/UNICAMP. Her work in Molecular Biology and Epigenetics has resulted in 54 published articles, several presentations, lectures, and courses; Keywords: DNA; Chromatin; Genetics; Epigenetics; Aging; Cell Senescence;