1. Department of Cell Biochemistry Faculty of Biotechnology, University of Rzeszow Rzeszow Poland
2. Department of Biotechnology and Bioinformatics Faculty of Chemistry, Rzeszow University of Technology Rzeszow Poland
3. Department of Physiology University of Veterinary Medicine and Pharmacy Kosice Slovak Republic
4. Zoological Department Zoological Garden Kosice Kosice Slovak Republic
5. Department of Genetics Faculty of Biotechnology, University of Rzeszow Rzeszow Poland
6. Department of General Education Subjects University of Veterinary Medicine and Pharmacy Kosice Slovak Republic