1. Institute of Pathology; RWTH Aachen University; Germany
2. Helmholtz Institute for Biomedical Engineering, Stem Cell Biology and Cellular Engineering Group; RWTH Aachen University; Germany
3. Department for Gynecology; RWTH Aachen University; Germany
4. Institute for Medical Radiation and Cell Research; University of Würzburg; Germany
5. Institute for Biomedical Engineering, Department of Cell Biology; RWTH Aachen University; Germany
6. Helmholtz Institute for Biomedical Engineering, Biointerface Group; RWTH Aachen University; Germany