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. 2021 Jun 5;26(7):e1110–e1124. doi: 10.1002/onco.13797

Figure 3.

Figure 3

Multiplex staining for tumor‐infiltrating T cells in esophageal squamous cell carcinoma tissue sections. Representative images of a patient (patient 3) who had a major pathological response. The PD‐1 and PD‐L1 expression during treatment decreased compared with that before treatment, whereas CD4+ and CD8+ T cells accumulated during treatment. Abbreviations: FOXP3, forkhead box P3; PANCK, pan Cytokeratin; PD1, programmed cell death protein 1; PDL1, programmed cell death ligand 1; PPDDAPIA, DAPI.