1. Department of Genetics Faculty of Veterinary Medicine University of Cordoba Cordoba Spain
2. Instituto de la Grasa Consejo Superior de Investigaciones Científicas (CSIC) Sevilla Spain
3. Centro Agropecuario Provincial de la Diputación de Cordoba Cordoba Spain
4. Department of Animal Medicine and Surgery Faculty of Veterinary Medicine University of Cordoba Cordoba Spain