Fig. 3
 A Cellular factors involved in Fe2O3@TA-Pt-mediated tumor therapy. B BODIPY581/591-C11 staining CLSM images after the treatment with different types of samples. Scale bar: 10 μm. C Intracellular GSH level of 4T1 cells after treated with different treatments. n = 3, ***p < 0.001. D Western blot analysis of GPX4 expression in 4T1 cells. E In vitro viability of 4T1 cells treated with different treatments. n = 7, **p < 0.01, ***p < 0.001