1. Department
of Medical Imaging, Jinling Hospital, School of Medicine, Nanjing University, Nanjing 210002, P. R. China
2. State
Key Laboratory of Analytical Chemistry for Life Science, School of
Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093, P. R. China
3. The Affiliated Bayi Hospital of Nanjing University of Chinese Medicine, Nanjing 210002, P. R. China
4. Department
of Physics, Nanjing University, Nanjing 210000, P. R. China
5. Research
Laboratory for Biomedical Optics and Molecular Imaging, Shenzhen Key
Laboratory for Molecular Imaging, Institute of Biomedical and Health
Engineering, Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, P. R. China