a Department of Veterinary Hygiene and Public Health, FMVZ-UNESP Botucatu-SP Brazil b Department of Immunology and Microbiology, Biosciences Institute, UNESP Botucatu-SP Brazil c FMVZ-UNESP Botucatu-SP Brazil d Pasteur Institute São Paulo-SP Brazil e Instituto Butantan São Paulo-SP Brazil f Department of Preventive Veterinary Medicine and Animal Health, FMVZ-USP São Paulo-SP Brazil |