1. CAS Key Laboratory for Biomedical Effects of Nanomaterials and Nanosafety and CAS Center for Excellence in Nanoscience
2. National Center for Nanoscience and Technology
3. Chinese Academy of Science
4. Beijing 100190
5. P. R. China
6. University of Chinese Academy of Sciences
7. Beijing 100049
8. CAS Key Laboratory for Biomedical Effects of Nanomaterials and Nanosafety and Key Laboratory for Nuclear Techniques, Institute of High Energy Physics
9. Beijing