1. School of Traditional Chinese Medicine, Anhui University of Chinese Medicine, Hefei, Anhui 230012, P.R. China
2. School of Pharmacy, Anhui University of Chinese Medicine, Hefei, Anhui 230012, P.R. China
3. School of Life Sciences, Anhui University of Chinese Medicine, Hefei, Anhui 230012, P.R. China
4. Key Laboratory of Xin'an Medicine (Anhui University of Chinese Medicine), The Ministry of Education, Hefei, Anhui 230038, P.R. China