1. Institute of Biology and Medical Genetics, First Faculty of Medicine, Charles University and General University Hospital in Prague, Prague 2, Czech Republic;
2. Department of Pathology, Masaryk University and University Hospital Brno, Brno, Czech Republic;
3. Department of Obstetrics and Gynecology, Masaryk University and University Hospital Brno, Brno, Czech Republic;
4. Faculty Transfusion Center, General University Hospital in Prague, Prague 2, Czech Republic;
5. Institute of Experimental Botany, Czech Academy of Sciences, Prague 6, Czech Republic;
6. 3rd Department of Medicine, Department of Endocrinology and Metabolism, First Faculty of Medicine, Charles University and General University Hospital in Prague, Prague 2, Czech Republic