1. Institute of Photomedicine; Shanghai Skin Disease Hospital; The Institute for Biomedical Engineering and Nano Science; Tongji University School of Medicine; Shanghai 200443 China
2. School of Materials Science and Engineering; School of Life Science; Tianjin Engineering Center of Micro-Nano Biomaterials and Detection-Treatment Technology; Tianjin University; Tianjin 300072 China
3. CAS Key Laboratory for Biological Effects of Nanomaterials and Nanosafety; National Center for Nanoscience and Technology; No. 11 Beiyitiao, Zhongguancun Beijing 100190 China
4. Department of Radiology; Changzheng Hospital; The Second Military Medical University; Shanghai 200003 China
5. The Institute for Translational Nanomedicine; Shanghai East Hospital; The Institute for Biomedical Engineering and Nano Science; Tongji University School of Medicine; Shanghai 200092 P. R. China
6. Department of Mechanical and Materials Engineering; College of Engineering and Applied Science; University of Cincinnati; Cincinnati OH 45221-0072 USA