1. State Key Laboratory of Bioactive Substances and Functions of Natural Medicines
2. Institute of Materia Medica
3. Chinese Academy of Medical Sciences and Peking Union Medical College
4. Beijing 100050
5. China
6. State Key Laboratory of Medical Molecular Biology
7. Department of Biochemistry and Molecular Biology
8. Institute of Basic Medical Sciences
9. Chinese Academy of Medical Sciences
10. School of Basic Medicine