1. College of Biomedical Engineering and National Engineering Research Center for Biomaterials, Sichuan University, 29 Wangjiang Road, Chengdu 610064, P.R. China
2. Department of Pharmacy, The Affiliated Hospital of Southwest Medical University, Luzhou, Sichuan Province 646000, P.R. China
3. MOE International Joint Research Laboratory on Synthetic Biology and Medicines, School of Biology and Biological Engineering, South China University of Technology, Guangzhou 510006, P.R. China