1. Institute of Active Polymers and Berlin‐Brandenburg Centre for Regenerative Therapies Helmholtz‐Zentrum Hereon 14513 Teltow Germany
2. Berlin Institute of Health Center for Regenerative Therapies Charité – Universitätsmedizin Berlin 13353 Berlin Germany
3. Deutsches Herzzentrum Berlin 13353 Berlin Germany
4. Institute of Chemistry and Biochemistry Freie Universität Berlin 14195 Berlin Germany
5. Institute of Chemistry University of Potsdam 14469 Potsdam Germany