1. Department of Animal Medicine and Surgery; School of Veterinary Medicine; Autonomous University of Barcelona; Bellaterra (Cerdanyola del Vallès) Spain
2. Department of Agriculture, Environment and Food Science; University of Molise; Campobasso Italy
3. Department of Veterinary Medicine; Federal University of Lavras; Lavras Brazil
4. Department of Veterinary Medicine; University of Bologna; Bologna Italy
5. Department of Biochemistry and Molecular Biology; University of Barcelona; Barcelona Spain
6. Department of Biochemistry and Molecular and Cell Biology; Research Institute of Environmental Sciences; School of Veterinary Medicine; University of Zaragoza; Zaragoza Spain
7. Biotechnology of Animal and Human Reproduction (TechnoSperm); Department of Biology; Institute of Food and Agricultural Technology; University of Girona; Girona Spain