1. Department of Preventive Medicine Veterinary; Veterinary Faculty; Rio Grande do Sul Federal University (UFRGS); Porto Alegre Rio Grande do Sul Brazil
2. Laboratory of Animal Anatomy and Physiology; Department of Animal Science; Luiz de Queiroz College of Agriculture (ESALQ); University of São Paulo (USP); Piracicaba São Paulo Brazil
3. Centre of Agricultural; Environmental and Biological Sciences; Federal University of Bahia Recôncavo (UFRB); Cruz das Almas Bahia Brazil
4. Brazilian Agricultural Research Corporation (EMBRAPA); Ministry of Agriculture; Livestock and Food Supply; Palmas Tocantins Brazil