SLC7A11 and type 1 diabetes mellitus: Using malondialdehyde (MDA) as a sensitive biomarker of lipid peroxidation, we observed a significant increase in MDA levels in T1DM + 6‐OHDA rats compared to controls (Con), which was markedly attenuated by SLC7A11 overexpression (OE‐SLC7A11; Figure 7A,B).