1. State Key Laboratory of Natural Medicines
2. Key Laboratory of Drug Metabolism and Pharmacokinetics
3. Jiangsu Key laboratory of drug design and optimization
4. China Pharmaceutical University
5. Nanjing 210009
6. College of Engineering
7. Peking University
8. Beijing 100871
9. China
10. Center for Drug Safety Evaluation and Research
11. Shanghai University of Traditional Chinese Medicine
12. Department of Microbiology & Immunology
13. Virginia Commonwealth University
14. Richmond
15. USA