FIGURE 1 | GSEA analysis in exploration cohort (GSE41664 for psoriasis and GSE5281 for AD). (A, B) GSEA plots for fi ve KEGG pathways signi fi cantly enriched in GSE41664 and GSE5281. Screening criteria of selected KEGG pathways: biological functions of pathways, FDR value < 0.25, and p-value < 0.05. ES, Enrichment Score, FDR, False Discovery Rate.