1. Department of Biochemistry and Immunology, Ribeirão Preto Medical School-University of São Paulo, Ribeirão Preto, Brazil
2. Department of Biology, Faculty of Philosophy, Sciences and Letters of Ribeirão Preto-University of São Paulo, Ribeirão Preto, Brazil
3. Institute of Science and Technology, Federal University of the Jequitinhonha and Mucuri Valleys, Diamantina, Brazil
4. Department of Microbiology, Institute of Biological Sciences, Federal University of Minas Gerais, Belo Horizonte, Brazil