Effector (CD62L−CD44+Tim-3−) and memory (CD62L+CD44+) CD8± T cells in the tumor possessed higher Eomes expression than naïve T cells (CD62L+CD44−), but lower expression of Eomes than exhausted CD8± TILs (CD62L−CD44+Tim-3+) (Figure 1C). The gene discussed is SELL; the disease is neoplasm.