1. Department of Animal Science, Faculty of Agrobiology, Food and Natural Resources, Czech University of Life Sciences Prague, Kamýcká 129, 165 00 Prague, Czech Republic
2. Department of Biology, Faculty of Education, J. Selye University in Komárno, Bratislavská cesta 3322, 945 01 Komárno, Slovakia
3. Department of Food Science, Faculty of Agrobiology, Food and Natural Resources, Czech University of Life Sciences Prague, Kamýcká 129, 165 00 Prague, Czech Republic