1. Department of Plastic and Hand Surgery Laboratory for Tissue Engineering and Regenerative Medicine University Hospital Erlangen Krankenhausstraße 12 91054 Erlangen Germany
2. Department of Gynecology and Obstetrics University Hospital Erlangen Universitätsstraße 21‐23 91054 Erlangen Germany
3. Department of Biophysics Friedrich‐Alexander University of Erlangen‐Nürnberg (FAU) Henkestraße 91 91052 Erlangen Germany
4. Department of Chemistry and Pharmacy Friedrich‐Alexander University of Erlangen‐Nürnberg (FAU) Nikolaus‐Fiebiger‐Str. 10 91058 Erlangen Germany
5. Institute of Polymer Materials Friedrich‐Alexander University of Erlangen‐Nürnberg (FAU) Martensstraße 7 91058 Erlangen Germany