1. Laboratory of Manipulation of Oocytes and Preantral Follicles; Veterinary of Faculty; State University of Ceará; Fortaleza-CE Brazil
2. Laboratory of Histology of Effects Caused by Poisons of Snakes and Plants; Veterinary of Faculty; State University of Ceará; Fortaleza-CE Brazil
3. Laboratory Veterinary Pathology; Veterinary of Faculty; State University of Ceará; Fortaleza-CE Brazil
4. Laboratory of Neurophysiology; Institute of Biology Roberto Alcântara Gomes; State University of Rio de Janeiro; Rio de Janeiro-RJ Brazil