In the breast tumor transcriptome from the TCGA cohort, univariate overall survival analyses according to the expression of ferroptosis drivers highlighted a significant favorable expression for three of them: IFNG, IDO1 and TNFAIP3 (Figure 5A) conjointly with CD274 expression (univariate Cox p-value = 0.08). The gene discussed is CD274; the disease is breast neoplasm.