1. Department of Pharmacology; Federal University of Parana; Curitiba Brazil
2. Department of Veterinary Medicine; Federal University of Parana; Curitiba Brazil
3. Department of Basic Pathology; Federal University of Parana; Curitiba Brazil
4. Department of Chemistry; Federal Rural University of Rio de Janeiro; Rio de Janeiro Brazil
5. Department of Medical Pathology; Federal University of Parana; Curitiba Brazil