1. Department of Pharmaceutical Sciences
2. College of Pharmacy
3. University of Kentucky
4. Lexington
5. USA
6. Key Laboratory of Biotechnology of Antibiotics
7. Institute of Medicinal Biotechnology
8. Chinese Academy of Medical Science & Peking Union Medical College
9. Beijing
10. China
11. Biologics Technology Research Laboratories
12. R&D Division
13. Daiichi Sankyo Co.
14. Ltd
15. Gunma 370-0503
16. Natural Products Research Group
17. Discovery Science and Technology Group
18. Daiichi Sankyo RD Novare Co.
19. Tokyo 370-0503