1. Faculty of Veterinary Medicine, Laboratory of Manipulation of Oocytes and Preantral Follicles (LAMOFOPA); State University of Ceará; Fortaleza CE Brazil
2. Veterinay Faculty; Federal University of Rio Grande do Sul; Porto Alegre RS Brazil
3. Laboratory of Biology and Medicine of Wild Animals of Amazon; University Federal of Pará; Belem PA Brazil
4. Nucleus of Experimental Biology; University of Fortaleza; Fortaleza CE Brazil
5. Follicle Biology Laboratory, Center for Reproductive Medicine; UZ Brussel; Brussels Belgium