1. School of Pharmaceutical Science and Technology, Tianjin University, Tianjin, P.R. China
2. Key Laboratory of Systems Bioengineering, Ministry of Education, Tianjin University, Tianjin, P.R. China
3. National Resource Center for Chinese Meteria Medica, China Academy of Chinese Medical Sciences, Beijing, P.R. China
4. College of Pharmacy, Henan University of Chinese Medicine, Zhengzhou, P.R. China