1. State Key Laboratory for Quality Ensurance and Sustainable Use of Dao-di Herbs, National Resource Center for Chinese Materia Medica, China Academy of Chinese Medical Sciences, Beijing 100700, China
2. School of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou 510006, China
3. Institute of Chinese Materia Medica, China Academy of Chinese Medical Sciences, Beijing 100700, China
4. Roy J. Carver Department of Biochemistry, Biophysics & Molecular Biology, Iowa State University, Ames, Iowa 50011, United States