1. Department of Periodontology São Leopoldo Mandic Institute and Research Center Campinas Brazil
2. Department of Pathology São Leopoldo Mandic Institute and Research Center Campinas Brazil
3. Department of Materials and Bioprocesses Engineering – DEMBio University of Campinas – Unicamp Campinas Brazil
4. Department of Dental Clinic São Leopoldo Mandic Institute and Research Center Campinas Brazil