1. Masaryk Memorial Cancer Institute Regional Centre for Applied Molecular Oncology Brno 65653 Czech Republic
2. Faculty of Science, Department of Experimental Biology Masaryk University Brno 61137 Czech Republic
3. International Clinical Research Center Center for Biological and Cellular Engineering St. Anne's University Hospital Brno 65691 Czech Republic
4. Faculty of Science, Department of Biochemistry Masaryk University Kotlarska 2 Brno 61137 Czech Republic