1. Institute of Biomaterial Science and Berlin-Brandenburg Center for Regenerative Therapies (BCRT), Helmholtz-Zentrum Geesthacht, Teltow, Germany
2. Helmholtz Virtual Institute – Multifunctional Biomaterials for Medicine, Teltow and Berlin, Germany
3. Department of Biology, Institute of Chemistry and Biochemistry, Chemistry and Pharmacy, Freie Universität Berlin, Berlin, Germany
4. Institute of Chemistry, University of Potsdam, Potsdam, Germany