1. John A. Paulson School of Engineering and Applied Sciences Harvard University Cambridge MA 02138 USA
2. Wyss Institute for Biologically Inspired Engineering at Harvard University Boston MA 02115 USA
3. Drug Research Program Division of Pharmaceutical Chemistry and Technology Faculty of Pharmacy University of Helsinki Helsinki FI‐00014 Finland
4. Instituto de Investigação e Inovação em Saúde (i3S) University of Porto Rua Alfredo Allen, 208 Porto 4200‐135 Portugal
5. CESPU Instituto de Investigação e Formação Avançada em Ciências e Tecnologias da Saúde Rua Central da Gandra 1317 Gandra 4585‐116 Portugal
6. Department of Biomedical Engineering and W.J. Kolff Institute for Biomedical Engineering and Materials Science University Medical Center Groningen/University of Groningen Ant. Deusinglaan 1 Groningen 9713 AV The Netherlands
7. Department of Materials Science and Engineering Institute for NanoBioTechnology Johns Hopkins University Baltimore MD 21218 USA