1. Department of Internal Medicine, School of Medicine of Ribeirão Preto, University of São Paulo, São Paulo, Brazil.
2. Program of Graduate Studies on Applied Microbiology and Immunology, School of Medicine of Ribeirão Preto, University of São Paulo, São Paulo, Brazil.
3. Virology Research Center, School of Medicine of Ribeirão Preto, University of São Paulo, São Paulo, Brazil.
4. Evandro Chagas Institute (IEC) Sector—National Primate Center (CENP), Pará, Brazil.