1. CAS Key Laboratory for Biomedical Effects of Nanomaterials and Nanosafety, Institute of High Energy Physics and National Center for Nanoscience and Technology, Chinese Academy of Sciences, Beijing 100049, P. R. China
2. College of Materials and Chemistry & Chemical Engineering, Chengdu University of Technology, Chengdu 610059, P. R. China
3. GBA Research Innovation Institute for Nanotechnology, Guangdong 510700, P. R. China
4. Ministry of Education Key Laboratory of Resource Biology and Modern Biotechnology, Faculty of Life and Health Science, Northwest University, Xi’an 710069, P. R. China
5. National Center for Nanoscience and Technology, Beijing 100190, P. R. China
6. University of Chinese Academy of Sciences, Beijing 100049, P. R. China