1. School of Pharmacy, Xi'an Jiaotong Univeristy, Xi'an, China;
2. School of Pharmacy, Shaanxi University of Chinese Medicine, Xianyang, China;
3. School of Traditional Chinese Medicine, Beijing University of Chinese Medicine, Beijing, China;
4. The Second Affiliated Hospital of Shaanxi University of Chinese Medicine, Xianyang, PR China;
5. Shaanxi key laboratory of “Qiyao” resources and anti-tumor acitivities, Xi'an, China