1. Department of Animal Nutrition and Feed Science, University of Warmia and Mazury in Olsztyn, Olsztyn, Poland
2. Institute of Fermentation Technology and Microbiology, Department of Biotechnology and Food Sciences, Lodz University of Technology, Łódź, Poland
3. Department of Microbiology and Clinical Immunology, University of Warmia and Mazury in Olsztyn, Olsztyn, Poland
4. Department of Pathological Anatomy, Faculty of Veterinary Medicine, University of Warmia and Mazury in Olsztyn, Olsztyn, Poland