1 Western Bahia Virology Institute, Center of Biological Sciences and Health, Federal University of Western Bahia, Barreiras, BA, Brazil; Vaccine Development Laboratory, Department of Microbiology, Biomedical Sciences Institute, University of São Paulo, Sao Paulo, SP, Brazil.
2 Department of Dermatology, School of Medicine and Public Health, University of Wisconsin-Madison, Madison, WI, USA.
3 Western Bahia Virology Institute, Center of Biological Sciences and Health, Federal University of Western Bahia, Barreiras, BA, Brazil; Vaccine Development Laboratory, Department of Microbiology, Biomedical Sciences Institute, University of São Paulo, Sao Paulo, SP, Brazil. Electronic address: jaime.amorim@ufob.edu.br.