1. Department of Animal Morphology, Physiology and Genetics, Faculty of AgriSciences , Mendel University , Brno , Czech Republic
2. ReproGenesis Clinic of Reproductive Medicine , Brno , Czech Republic
3. Department of Basic and Preclinical Sciences, Faculty of Biological and Veterinary Sciences , Nicolaus Copernicus University in Torun , Toruń , Poland
4. Department of Genetics and Reproductive Biotechnologies , Veterinary Research Institute , Brno , Czech Republic