1. School of Pharmacy, Key Laboratory of Molecular Pharmacology and Drug Evaluation (Yantai University), Ministry of Education, Collaborative Innovation Center of Advanced Drug Delivery System and Biotech Drugs in Universities of Shandong, Yantai University, Yantai, P.R. China
2. State Key Laboratory of Bio-Fibers and Eco-Textiles, Qingdao University, Qingdao, P. R. China
3. School of Pharmacy, Anhui University of Chinese Medicine, Hefei, China
4. Institute of Chinese Materia Medica, China Academy of Chinese Medical Sciences, Beijing, P. R. China