1. Department of Diagnosis and Surgery School of Dentistry at Araraquara São Paulo State University – UNESP Araraquara Brazil
2. Department of Morphology School of Dentistry at Araraquara São Paulo State University Araraquara Brazil
3. Division of Periodontics Department of Prosthodontics and Periodontics Piracicaba Dental School University of Campinas – UNICAMP Piracicaba Brazil
4. Department of Genetics, Evolution, Microbiology and Immunology Institute of Biology University of Campinas – UNICAMP Campinas Brazil
5. São Leopoldo Mandic Research Center Campinas Brazil
6. Department of Periodontology and Operative Dentistry University Medical Center of the Johannes Gutenberg University Mainz Germany