1. State Key Laboratory of Natural Medicines, Jiangsu Key Laboratory of Drug Screening, Jiangsu Key Laboratory of Druggability of Biopharmaceuticals, China Pharmaceutical University, Nanjing, P.R. China.
2. Jiangsu Key Laboratory of Drug Discovery for Metabolic Diseases, China Pharmaceutical University, Nanjing, P.R. China.
3. Department of Pharmacology and Physiology, Georgetown University Medical Center, Washington, District of Columbia.