1. Psychoneuroimmunology Laboratory, Psychosomatic Research Center and Oral Oncology Center, School of Dentistry São Paulo State University (Unesp) Araçatuba Brazil
2. Department of Preventive and Restorative Dentistry, School of Dentistry São Paulo State University (Unesp) Araçatuba Brazil
3. Department of Diagnosis and Surgery, School of Dentistry São Paulo State University (Unesp) Araçatuba Brazil
4. Laboratory of Immunopharmacology, Department of Basic Sciences, School of Dentistry São Paulo State University (Unesp) Araçatuba Brazil