CD160−/− IELs have a defect in granzyme B production during L

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CD160−/− IELs have a defect in granzyme B production during L CD160−/− IELs have a defect in granzyme B production during L. monocytogenes infection. CD160−/− IELs have a defect in granzyme B production during L. monocytogenes infection. (A) Numbers (left) and percentages (right) of IELs isolated from the colon of WT (blue circles) and CD160−/− (red circles) littermates on day 7 after oral infection with 2 × 109L. monocytogenes. (B) Representative flow cytometry plots (left) and summary of percentages (right) of Ki67+ TCRβ+ and TCRγδ+ IELs from the colon of WT (blue circles) and CD160−/− (red circles) littermates on day 7 after oral infection with 2 × 109L. monocytogenes. (C) Percentages of WT TCRβ+ (blue circles), CD160−/− TCRβ+ (red circles), WT TCRγδ+ (blue triangles), and CD160−/− TCRγδ+ (red triangles) colonic IELs expressing IFN-γ, TNF-α, or both cytokines on day 7 after oral infection with 2 × 109L. monocytogenes. (D) Representative flow cytometry plots (left) and summary of percentages (right) of granzyme B+ TCRβ+ and TCRγδ+ IELs from the colon of WT (blue circles) and CD160−/− (red circles) littermates on day 7 after oral infection with 2 × 109L. monocytogenes. Data are represented as means ± SEM. The results are representative of three independent experiments. Significance was assessed using Student t test. **p < 0.01. Catherine L. Tan et al. ImmunoHorizons 2018;2:238-250 Copyright © 2018 The Authors