1. Laboratory of Animal Virology; Department of Veterinary Preventive Medicine; Universidade Estadual de Londrina; Londrina Paraná Brazil
2. Laboratory of Animal Pathology; Department of Veterinary Preventive Medicine; Universidade Estadual de Londrina; Londrina Paraná Brazil
3. Multi-User Animal Health Laboratory; Tissue Processing Unit; Department of Veterinary Preventive Medicine; Universidade Estadual de Londrina; Londrina Paraná Brazil
4. Multi-User Animal Health Laboratory, Molecular Biology Unit; Department of Veterinary Preventive Medicine; Universidade Estadual de Londrina; Londrina Paraná Brazil
5. Department of Veterinary Medicine; Pontifícia Universidade Católica; Toledo Paraná Brazil