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. 2021 Sep 9;33(12):705–709. doi: 10.1093/intimm/dxab063

Fig. 2.

Fig. 2.

Discovery of ILC2s created a new concept for allergic pathogenesis. With the discovery of the antigen-independent allergic reactions of ILC2s, the pathogenesis of allergy, which was previously explained by adaptive immune T cells, is now thought to be driven by antigen-dependent T cells, antigen-independent IL-33-stimulated ILC2s and a combination of the two cell systems.