1. College of Pharmacy, Ningxia Medical University, Yinchuan 750004, China
2. College of Basic Medicine, Ningxia Medical University, Yinchuan 750004, China
3. Ningxia Engineering and Technology Research Center of Regional Characterizistic Traditional Chinese Medicine, Ningxia Collaborative Innovation Center of Regional Characterizistic Traditional Chinese Medicine, Key Laboratory of Ningxia Minority Medicine Modernization, Ministry of Education, Yinchuan 750004, China