STAT4 and cancer: In addition, the distribution of STAT1, STAT2, STAT3, STAT4, STAT5A, STAT5B, and STAT6 expression in CD8+ T cells in pan-cancer were displayed (Figure 6B; Supplementary Figures S11A–G), which presented that STAT1 and STAT2 had prominent up-regulation in CD8+ T cell with ISG IFIT1.