Importantly, we did not observe lower frequencies of tumor‐infiltrating NKG2A+ CD8 T cells in CD8‐Cre+/− TβRIIfl/fl mice, indicating that TGF‐β signaling is not essential for NKG2A induction on TIL in vivo (Figure 4F). The gene discussed is TGFB1; the disease is neoplasm.