1. Hunan Province Cooperative Innovation Center for Molecular Target New Drug Study, University of South China, Hengyang, Hunan, PR China;
2. Institute of Biology Research, University of South China, Hengyang, Hunan, PR China;
3. Cancer Research Institute, University of South China, Hengyang, Hunan, PR China;
4. Institute of Pharmacy and Pharmacology, University of South China, Hengyang, Hunan, PR China