1. Laboratory of Animal Biotechnology, Federal Rural University of Semi-Arid, Mossoro 59625-900, RN, Brazil
2. Laboratory of Animal Germplasm Conservation, Federal Rural University of Semi-Arid, Mossoro 59625-900, RN, Brazil
3. Laboratory of Applied Animal Morphophysiology, Federal Rural University of Semi-Arid, Mossoro 59625-900, RN, Brazil