1. Centre for Biomaterials in Surgical Reconstruction and Regeneration, Division of Surgery and Interventional Science, University College London (UCL), London, NW3 2PF, UK
2. Institute for Chemical Technology and Polymer Chemistry (ITCP), Karlsruhe Institute of Technology (KIT), Engesserstr. 18, D-76131, Karlsruhe, Germany
3. Soft Matter Laboratory, Institute for Biological Interfaces (IBG 3), Karlsruhe Institute of Technology (KIT), Hermann-von-Helmholtz-Platz, D76344, Eggenstein-Leopoldshafen, Germany
4. University Haute de Alsace (UHA), Institut de Science des Matériaux de Mulhouse (IS2M), UMR 7361 CNRS/UHA, 15 rue Jean Starcky, 68057 Mulhouse Cedex, France