TNFRSF1B and systemic lupus erythematosus: Specifically, TNFSF10 [encodes TNF-related apoptosis-inducing ligand (TRAIL)] and TNFRSF1B (encodes TNFR2) were upregulated in IFN-α treated KCs and more so in SLE vs. HCs (Supplementary Figure S4A).