1. Department of Genetics and Animal Breeding; Faculty of Animal Sciences; University of Agriculture in Krakow; 30-059 Kraków Poland
2. Laboratory of Genomics; National Research Institute of Animal Production; ul.Krakowska 1 32-083 Balice n Kraków Poland
3. Department of Animal Reproduction and Anatomy; Faculty of Animal Sciences; University of Agriculture in Krakow; 30-059 Kraków Poland
4. Department of Poultry and Fur Animal Breeding and Animal Hygiene; Faculty of Animal Sciences; University of Agriculture in Krakow; 30-059 Kraków Poland
5. Laboratory of Genetics and Molecular Cytogenetics; National Research Institute of Animal Production; ul.Krakowska 1 32-083 Balice n Kraków Poland