CD4 and systemic lupus erythematosus: Compared to HC samples, IFIT3, MX1, STAT1, STAT2, and OAS3 were all significantly upregulated in memory B cell clusters in SLE samples, and IFIT3, MX1, and OAS3 were significantly upregulated in naïve CD4 T, TEM CD4 T, TEM CD8 T, MAIT T, and Mk clusters.