IFNG and Behcet disease: We further incubated NETs-stimulated macrophages with naive CD4+ T cells and observed that BD NETs-stimulated macrophages promoted more IFN-γ+ CD4+ T cells differentiation than HC NETs-stimulated macrophages (29.6 ± 7.8% vs. 19.9 ± 6.8%, p = 0.007) (Figures 2C, D).