Figure 4.

Multi-colored immunostaining of CD8, CD226, IFN-γ, and the prognostic value of CD226⁺CD8⁺IFN-γ⁺TILs in human GC. (A). Representative images for staining of CD226⁺CD8⁺IFN-γ⁺TILs in GC tissues and normal tissues. (B–D). OS rates stratified by the ratio of CD8⁺CD226⁺IFN-γ⁺TILs in CD8⁺CD226⁺TILs in GC tissues (B). whole tissues, (C). epithelial cell region, (D). stromal cell region).