Previous studies have shown that PRDX5 and Nrf2 are antioxidant proteins related to abnormal reactive oxidative species(ROS).PRDX5 and Nrf2 play a critical role in the progression of inflammations and tumors.The combin...Previous studies have shown that PRDX5 and Nrf2 are antioxidant proteins related to abnormal reactive oxidative species(ROS).PRDX5 and Nrf2 play a critical role in the progression of inflammations and tumors.The combination of PRDX5 and Nrf2 was examined by Co-immunoprecipitation,western blotting and Immunohistochemistry.H2O2 was applied to affect the production of ROS and induced multi-resistant protein 1(MRP1)expression in NSCLC cells.The zebrafish models mainly investigated the synergistic effects of PRDX5 and Nrf2 on lung cancer drug resistance under oxidative stress.We showed that PRDX5 and Nrf2 form a complex and significantly increase the NSCLC tissues compared to adjacent tissues.The oxidative stress improved the combination of PRDX5 and Nrf2.We demonstrated that the synergy between PRDX5 and Nrf2 is positively related to the proliferation and drug resistance of NSCLC cells in the zebrafish models.In conclusion,our data indicated that PRDX5 could bind to Nrf2 and has a synergistic effect with Nrf2.Meanwhile,in the zebrafish models,PRDX5 and Nrf2 have significant regulatory impacts on lung cancer progression and drug resistance activities under oxidative stress.展开更多
基金supported by grants from National Natural Science Foundation of China(82273162)The Recruitment Program of Overseas High-Level Young Talents,Jiangsu Cancer Hospital Spark Fundamental Research Special Fund(ZJ202103)+1 种基金Jiangsu Province Health Care and Elderly Health Research Key Topics(LKZ2022007)Funding of Postdoctoral Funding of Nanjing Drum Tower Hospital Affiliated to Medical School of Nanjing University and Xisike Clinical Oncology Research Foundation(Y-HS202102-0177).
文摘Previous studies have shown that PRDX5 and Nrf2 are antioxidant proteins related to abnormal reactive oxidative species(ROS).PRDX5 and Nrf2 play a critical role in the progression of inflammations and tumors.The combination of PRDX5 and Nrf2 was examined by Co-immunoprecipitation,western blotting and Immunohistochemistry.H2O2 was applied to affect the production of ROS and induced multi-resistant protein 1(MRP1)expression in NSCLC cells.The zebrafish models mainly investigated the synergistic effects of PRDX5 and Nrf2 on lung cancer drug resistance under oxidative stress.We showed that PRDX5 and Nrf2 form a complex and significantly increase the NSCLC tissues compared to adjacent tissues.The oxidative stress improved the combination of PRDX5 and Nrf2.We demonstrated that the synergy between PRDX5 and Nrf2 is positively related to the proliferation and drug resistance of NSCLC cells in the zebrafish models.In conclusion,our data indicated that PRDX5 could bind to Nrf2 and has a synergistic effect with Nrf2.Meanwhile,in the zebrafish models,PRDX5 and Nrf2 have significant regulatory impacts on lung cancer progression and drug resistance activities under oxidative stress.