Figure 4. Investigation of the signature-related biological function. (A) Enriched terms of biological process in gene ontology analysis. (B) Enriched terms of cell component in gene ontology analysis. (C) Enriched terms of molecular function in gene ontology analysis. (D) Enriched terms of KEGG pathway in gene ontology analysis. (E, F) Enriched terms of KEGG pathway in gene set enrichment analysis (GSEA).