1. Department of Medicine Biomaterials Innovation Research Center Brigham and Women's Hospital Harvard Medical School Boston MA 02139 USA
2. Harvard‐MIT Division of Health Sciences and Technology Massachusetts Institute of Technology Cambridge MA 02139 USA
3. Wyss Institute for Biologically Inspired Engineering Harvard University Boston MA 02115 USA
4. Department of Chemical Engineering Northeastern University Boston MA 02115‐5000 USA
5. Centro de Biotecnología‐FEMSA Tecnológico de Monterrey at Monterrey CP 64849 Monterrey, Nuevo León México
6. Department of Orthopedic Surgery Shanghai Jiaotong University Affiliated Sixth People's Hospital Shanghai Jiaotong University Shanghai 200233 P. R. China
7. Department of Physics King Abdulaziz University Jeddah 21569 Saudi Arabia
8. WPI‐Advanced Institute for Materials Research Tohoku University Sendai 980‐0811 Japan