CD79A and hemorrhagic fever with renal syndrome: The signaling pathways involved in T cells and B cells, including Epstein–Barr virus infection, Spliceosome, Intestinal immune network for IgA production, Primary immunodeficiency, TCR signaling pathway, Th17 cell differentiation, and Th1 and Th2 cell differentiation, may indicate a synergistic effect between all immune cells in the peripheral blood of HFRS patients.