Research Article
Trained Immunity of IL-12-, IL-15-, and IL-18-Induced CD3+CD56+ NKT-Like Cells
Figure 2
IL-12/15/18 preactivated CD3+CD56+ NKT-like cells enhance the intrinsic potential and show an increase in IFN-γ release when stimulated by K562 tumor cells. (a) Percentages of IFN-γ+ TNF-α+ and Ki67+ cell populations by flow cytometry plots. Expression of IFN-γ, TNF-α, and Ki67 in cells restimulated on day 7 by cell activation cocktail. n = 8, ,, (error bars, mean ± SEM).(b) The gating strategy for percentages of IFN-γ+ cell populations cocultured with K652 on Day 7; an overlaid histogram shows increased expression of Ki67 and enhanced level of GzmB. n = 8. (c) Overlaid histograms show expression of IFN-γ, Ki67, and GzmB cocultured with K562 on day 7 by different concentrations of cytokines preactivating.
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