CD79A and staphylococcus aureus infection: According to the KEGG analysis, the intersection genes were mostly enriched in “Primary immunodeficiency,” “Neuroactive ligand-receptor interaction,” “Intestinal immune network for IgA production,” “Hematopoietic cell lineage,” “Salivary secretion,” “Malaria,” “Fat digestion and absorption,” and “Staphylococcus aureus infection” (Figures 5A,B).