1. Jiangsu Engineering Research Center of Cardiovascular Drugs Targeting Endothelial Cells, College of Health Sciences, School of Life Sciences, Jiangsu Normal University, Xuzhou 221116, P. R. China
2. Key Laboratory of Tropical Medicinal Plant Chemistry of Hainan Province, Hainan Normal University, Haikou 571158, P. R. China
3. State Key Laboratory of Natural and Biomimetic Drugs, Peking University, Beijing 100191, P. R. China
4. State Key Laboratory of Quality Research in Chinese Medicines, Macau University of Science and Technology, Macau 999078, P. R. China