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. 2022 Oct 20;13:997806. doi: 10.3389/fimmu.2022.997806

Figure 3.

Figure 3

Frequences of NK cells expressing (A) NKG2D, (B) NKp30, (C) CD16 and (D) CD57 were determined in PBMC from control subjects (CTRL PB), and from HNSCC patients (HNSCC-PB) as well as matched tumor- (TIL) and surrounding non-tumor infiltrating lymphocytes (NIL). (E) Representative concatenated flow cytometry plots showing the percentage of expression of the indicated phenotypic markers on CD3-CD56+ NK cells. The Mann–Whitney U test was used to compare CTRL and HNSCC subjects. Paired data were analyzed by the Wilcoxon signed rank test. *p < 0.05, **p < 0.01, ***p < 0.001, ****p < 0.0001.