1. Group of Biomolecular Spectroscopy, Institute of Research and Development (IP&D), University of Vale do Paraíba (UNIVAP), São José dos Campos, Brazil.
2. School of Dentistry, University of Cruzeiro do Sul (UNICSUL), São Paulo, Brazil.
3. Department of Oral Pathology, School of Dentistry, São Paulo University (FOUSP), São Paulo, Brazil.