Meanwhile, C3 had significantly higher levels of tumor-infiltrating lymphocytes (TILs) and IFN-γ than C1 and C2 subtypes (Figure 5B), and previous studies have shown that high levels of TILs correlate with a favorable prognosis in TNBC and HER2 overexpressing breast cancers (40). This evidence concerns the gene IFNG and breast carcinoma.