CD79A and glomerulonephritis: Compared with PBS, transfer of MDSCs led to markedly enhanced glomerulonephritis in recipient ApoE−/−Fas−/− mice, in which significantly elevated levels of plasma IgG (Fig. 2D), IgA (Additional file 1: Fig. S4B), creatinine (Fig. 2E), proteinuria (Fig. 2G) and BUN (Additional file 1: Fig. S4D).