1. Institute of Traditional Chinese Medicine & Natural Products, College of Pharmacy, and Guangdong Province Key Laboratory of Pharmacodynamic Constituents of TCM and New Drugs ResearchJinan University Guangzhou 510632, P. R. China
2. International Cooperative Laboratory of Traditional Chinese Medicine Modernization and Innovative Drug Development of Chinese Ministry of Education (MOE), School of PharmacyJinan University Guangzhou 510632, P. R. China
3. Department of Pharmacology, School of MedicineJinan University Guangzhou 510632, P. R. China