1. Department of Biomedical Engineering
2. School of Life Science
3. Beijing Institute of Technology
4. Beijing 100081
5. China
6. CAS Key Laboratory of Standardization and Measurement for Nanotechnology
7. CAS Key Laboratory for Biomedical Effects of Nanomaterials and Nanosafety
8. CAS Center for Excellence in Nanoscience
9. National Center for Nanoscience and Technology of China
10. Beijing 100190