1. Division of Periodontology; Department of Diagnosis and Surgery; School of Dentistry; UNESP - Univ. Estadual Paulista; Araraquara Brazil
2. Division of Pathology; Department of Physiology and Pathology; School of Dentistry; UNESP - Univ. Estadual Paulista; Araraquara Brazil
3. Laboratory of Pharmacology; School of Pharmaceutical Sciences; UNESP - Univ. Estadual Paulista; Araraquara Brazil