Fig. 2.

Relationships of T-cell lymphocyte infiltration and platelet-to-lymphocyte ratio. a Representative images of CD3⁺CD8⁺, CD3⁺CD4⁺T-bet⁺, and CD3⁺CD4⁺FOXP3⁺ T-cell detections. b and c Relationships between a variety of T-cell lymphocyte infiltrations and platelet-to-lymphocyte ratio (PLR). Assessments in (b) cancer and (c) stromal areas are separately indicated. White arrows indicate respective corresponding immune cells. Green lines indicate regression lines