GPX4 and gastric cancer: The WB results of ferroptosis key protein (Fig. 7h) showed that compared with GES1 and MC, there were no significant changes in FSP1 and DHODH in gastric cancer cells (Hgc27 and MKN45) (Fig. 7i-j), slight changes in GPX4 (Fig. 7k), no significant changes in SLC7A11 (Fig. 7l).