Fig. 3

GO enrichment and KEGG pathway analyses. KEGG enrichment analysis of DEGs under group: A “RA SF vs. RA PB”; B “RA PB vs. HC PB”; C “RA SF vs. HC PB”; GO enrichment analysis of DEGs under group: D “RA SF vs. RA PB”; E “RA PB vs. HC PB”; F “RA SF vs. HC PB”; G–I network visualization of enriched pathways (GO/KEGG) in the gene signature