1. Laboratory of Animal Pharmacology and Toxicology; Camilo Castelo Branco University (UNICASTELO); Descalvado SP Brazil
2. Department of Veterinary Pathology; São Paulo State University (UNESP); Jaboticabal SP Brazil
3. Laboratory of Fish Parasitology; Fisheries Institute of São Paulo (APTA); São José do Rio Preto SP Brazil