1. Department of Biology, Faculty of Medicine and Dentistry, Palacký University, Olomouc, Czech Republic;
2. Signal Transduction and Molecular Hematology Unit, Ludwig Institute for Cancer Research, Brussels, Belgium;
3. de Duve Institute, Université catholique de Louvain, Brussels, Belgium;
4. Department of Pediatrics, University Hospital and Faculty of Medicine and Dentistry, Olomouc, Czech Republic; and
5. CeMM Research Center for Molecular Medicine of the Austrian Academy of Sciences, Vienna, Austria