1. Department of Bioengineering
2. Graduate School of Engineering
3. The University of Tokyo
4. Tokyo 113-8656
5. Japan
6. Department of Materials Engineering
7. Department of Integrative Physiology and Bio-Nano Medicine
8. National Defense Medical College
9. Center for Disease Biology and Integrative Medicine
10. Graduate School of Medicine
11. Polymer Chemistry Division
12. Chemical Resources Laboratory
13. Tokyo Institute of Technology
14. Yokohama 226-8503
15. Innovation Center of Nanomedicine
16. Kawasaki Institute of Industry Promotion
17. Kawasaki 212-0013
18. Tokyo 113-0033