1. Department of Pharmacology of Chinese Materia Medica, China Pharmaceutical University, Nanjing, P. R. China
2. Department of Pharmacy, Huzhou University, Huzhou, P. R. China
3. State Key Laboratory of Quality Research in Chinese Medicine, Institute of Chinese Medical Sciences, University of Macau, Macao, P. R. China
4. State Key Laboratory of Natural Medicines, China Pharmaceutical University, Nanjing, P. R. China