1. Zhejiang Cancer Hospital; Hangzhou Zhejiang P.R. China
2. Zhejiang Province Key Laboratory of Anti-Cancer Drug Research; Zhejiang University; Hangzhou 310058 Zhejiang China
3. Institute of Drug Metabolism and Analysis, College of Pharmaceutical Sciences; Hangzhou 310058 Zhejiang China
4. Zhejiang Academy of Traditional Chinese Medicine; Development and Research Center of Official Silkworm Resources; Hangzhou Zhejiang P.R. China