1. Key Laboratory of Food Safety Research; Institute for Nutritional Sciences, Shanghai Institutes for Biological Sciences, Chinese Academy of sciences; Shanghai 200031 China
2. Division of Physical Biology and Bioimaging Center; Shanghai Synchrotron Radiation Facility, CAS Key Laboratory of Interfacial Physics and Technology, Shanghai Institute of Applied Physics, Chinese Academy of Sciences; Shanghai 201800 China
3. Key Laboratory of Food Safety Risk Assessment; Ministry of Health; Beijing 100021 China
4. National Engineering Research Center for Nanotechnology; Shanghai 200241 China