CD79A and rheumatoid arthritis: Additionally, there were nine pathways in which DEGs from diet 2, diet 3, diet 4, and diet 5 were significantly enriched, including amoebiasis, hematopoietic cell lineage, asthma, African trypanosomiasis, intestinal immune network for IgA production, rheumatoid arthritis, primary immunodeficiency, and B cell receptor signaling pathway (Figure 3f).