1. School of Materials Science and Engineering
2. Zhengzhou University
3. Zhengzhou 450001
4. P. R. China
5. Division of Nanophotonics
6. CAS key laboratory of Standardization and Measurement for Nanotechnology
7. CAS Center for Excellence in Nanoscience
8. National Center for Nanoscience and Technology
9. Beijing 100190
10. Institute of Medicinal Biotechnology
11. Chinese Academy of Medical Sciences and Peking Union Medical College
12. Beijing 100050
13. China
14. Jiangsu Provincial Center for Disease Control and Prevention
15. Nanjing 210009
16. CAS Key Laboratory of Bio-Inspired Materials and Interfacial Science
17. Technical Institute of Physics and Chemistry
18. Chinese Academy of Sciences