1. International Cooperation Laboratory on Signal Transduction, Eastern Hepatobiliary Surgery Institute, The Second Military Medical University, Shanghai, P. R. China
2. National Center for Liver Cancer, Shanghai, P.R. China
3. Current address: Department of Cardiac Surgery, General Hospital of Shenyang Military Area Command, Shenyang, P. R. China
4. Department of Surgery, Eastern Hepatobiliary Surgery Hospital, The Second Military Medical University, Shanghai, P.R. China
5. State Key Laboratory of Oncogenes and related Genes, Shanghai Cancer Institute, Renji Hospital, Shanghai Jiaotong University School of Medicine, P.R. China