1. Key Laboratory of Nanobiological Technology of Chinese Ministry of Health, Xiangya Hospital, Central South University, Changsha, P. R. China
2. Department of Clinical Medicine, Xinxiang Medical University, Xinxiang, P. R. China
3. Center of System Biomedical Sciences, School of Medical Instrument and Food Engineering, University of Shanghai for Science & Technology, Shanghai, P. R. China
4. Department of Scientific Research, Changsha Institute for Food and Drug Control, Changsha, P. R. China
5. Hunan Yuantai Biotechnology Co. Ltd., Changsha, PR China