1. Biomaterials,
Biomechanics and Tissue Engineering Group, Department of Materials
Science and Metallurgical Engineering, Technical University of Catalonia (UPC), ETSEIB, Diagonal 647, 08028 Barcelona, Spain
2. Centre for Research in NanoEngineering (CRnE)-UPC, c/Pascual i Vila 15, 08028 Barcelona, Spain
3. Institute for Advanced
Study and Center for Integrated Protein Science, Department Chemie, Technische Universität München, Lichtenbergstrasse 4, 85747 Garching, Germany
4. Max Planck Institute for Intelligent Systems, Heisenbergstrasse 3, 70569 Stuttgart, Germany