1. School
of Chemical Engineering and Technology, Tianjin University, Tianjin 300072, P. R. China
2. Tianjin Key Laboratory of Biomedical Materials, Institute of Biomedical Engineering, Chinese Academy of Medical Sciences & Peking Union Medical College, Tianjin 300192, P. R. China
3. Tianjin State Key Laboratory of Modern Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin 300193, P. R. China
4. Key Laboratory of Systems Bioengineering
of Ministry of Education, Tianjin University, Tianjin 300072, P. R. China