[C2mim]NO3 (CAS 143314-14-1, 99% pure) and [HOC2mim]NO3 (CAS 1135440-65-1, 99% pure) were obtained from Lanzhou Zhongke Kateke Industry & Trade Co., Ltd. and Shanghai Chengjie Chemical Technology Co., Ltd., respectively. An ROS kit and 8-OHdG kit were purchased from Beyotime Biotechnology (Shanghai) and Hengyuan Biotechnology Co., Ltd. (Shanghai), respectively. Sinopharm Chemical Reagent Co., Ltd. (Shanghai, China) and Solarbio Science & Technology Company (Beijing, China) provided the other reagents used in the present study.
