GPX4 and breast cancer: In the FLP, BC expressed 8 upregulated (Mif, Txn1, Lmna, Mt1, Gpx4, Prdx1, Jund, Slc25a4) and 6 downregulated (Cebpb, Trp63, Apoe, Cisd2, Efemp1, Myc) aging‐dependent genes (Figure S4c,d,f).