Fig. 5.

a Fluorescence plots of 4T1 cells cultured with DCFH-DA after different treatments. b The cell viability of 4T1 cells with different treatments. c Immunoblot of TrxR1, cleaved caspase-3 and GAPDH expression of 4T1 cells with indicated treatments. (n = 3, mean ± S.D.; ns, no significant; *P < 0.05; **P < 0.01; one-way ANOVA)