In addition, the possible ferroptosis mechanisms of CDKN2A, PSAT1, SLC7A11, LAMP2, CAV1, and HMGB1 in TNBC and ASNS, ZFP69B, ELAVL1, TF, HELLS, and DPP4 in breast cancer have not been reported. This evidence concerns the gene DPP4 and breast carcinoma.