Dysregulation of Innate Lymphoid Cells in Patients with Active Rheumatoid Arthritis and Mice with Collagen-Induced Arthritis

Figure 2

Cytokine expression by ILC subsets in the peripheral blood of HCs and patients with RA. (a) Gating strategy for IFN-γ, IL-4, IL-9, IL-13, and IL-17A in ILC subsets. (b) Percentage of IFN-γ+ cells in ILC1s. (c) Percentage of IL-4+, IL-9+, and IL-13+ cells in ILC2s. (d) Percentage of IL-17A+ cells in ILC3s. Data are expressed as and compared using the unpaired Student’s -test. . RA: rheumatoid arthritis; HC: healthy control; IFN-γ: interferon-γ; IL: interleukin. HC: ; stable RA: ; and active RA: .

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