1. Department of Comparative Pathobiology Purdue University West Lafayette IN USA
2. Department of Cell and Molecular Biology Universidade Federal do Paraná Curitiba Paraná Brazil
3. Biotechnology Institute Universidade Estadual Paulista (UNESP) Botucatu, São Paulo Brazil
4. Department of Preventive Medicine Universidade de São Paulo São Paulo Brazil
5. Department of Medicine Universidade Estadual de Ponta Grossa Ponta Grossa Paraná Brazil
6. Department of Veterinary Medicine Universidade Federal do Paraná Curitiba Paraná Brazil
7. Department of Parasitology Institute of Biological Sciences Universidade Federal de Minas Gerais Belo Horizonte Minas Gerais Brazil