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. Author manuscript; available in PMC: 2020 Mar 1.
Published in final edited form as: Oral Oncol. 2019 Feb 1;90:38–44. doi: 10.1016/j.oraloncology.2019.01.017

Figure 2 – HPV-positive and negative cells variably express inhibitory and activating ligands for NK cell killing.

Figure 2 –

HNSCC cell lines were analyzed for baseline (A) and IFNγ-inducible (B) expression of inhibitory and activating ligands for NK cell function by flow cytometry. IFNγ (20 ng/mL) exposure was for 24 hours. Representative results from one of at least two independent assays shown, each performed in at least technical triplicate. *, p<0.05; **, p<0.01; student’s t-test or ANOVA.