1. Department of Animal Science, Texas A&M University, College Station, Texas, USA
2. Center for Animal Biotechnology and Genomics, Texas A&M University, College Station, Texas, USA
3. Department of Theriogenology, Faculty of Veterinary Medicine, University of Mansoura, Mansoura, Egypt
4. Centauro Research Group, School of Veterinary Medicine, Faculty of Agrarian Science, Universidad de Antioquia, Medellín, Colombia
5. Faculty of Agricultural Sciences, U.D.C.A, Bogota, Colombia