1. CAS Key Lab for Biomedical Effects of Nanomaterials and Nanosafety Center of Materials Science and Optoelectronics Engineering CAS center for Excellence in Nanoscience National Center for Nanoscience and Technology University of Chinese Academy of Sciences Beijing 100190 China
2. Joint Department of Biomedical Engineering University of North Carolina at Chapel Hill and North Carolina State University Raleigh NC 27607 USA
3. Sino-Danish College Sino-Danish Center for Education and Research University of Chinese Academy of Sciences Beijing 100049 China
4. GBA National Institute for Nanotechnology Innovation Guangzhou 510700, Guangdong China