1. Guangxi Key Laboratory of Tumor Immunology and Microenvironmental Regulation, Guangxi Health Commission Key Laboratory of Tumor Immunology and Receptor-Targeted Drug Basic Research, Guilin Medical University, Huan Cheng North 2nd Road 109, Guilin 541004, P. R. China
2. School of Public Health, Guilin Medical University, Huan Cheng North 2nd Road 109, Guilin 541004, P. R. China
3. State Key Laboratory for Chemistry and Molecular Engineering of Medicinal Resources/Key Laboratory for Chemistry and Molecular Engineering of Medicinal Resources (Ministry of Education of China), Collaborative Innovation Center for Guangxi Ethnic Medicine, School of Chemistry and Pharmaceutical Sciences, Guangxi Normal University, Guilin, Guangxi 541199, P. R. China