TGFB1 and Behcet disease: For example, the interferon (IFN) signaling pathway and TGF-β signaling pathway were affected in the BD group, the interleukin signaling pathway and Toll-like receptor (TLR) cascades were altered in the SCL group, and the Wnt signaling pathway and TGF-β signaling pathway were changed in the VKH group.