Figure 3From: A case of myeloperoxidase anti-neutrophil cytoplasmic antibody (MPO-ANCA)-associated glomerulonephritis and concurrent membranous nephropathy Immunofluorescent staining for IgG subclass. IgG1(A) and IgG2(B) reveals granular deposition in the glomerular capillary wall. IgG3(C) was negative and IgG4(D) was weak positive (original magnification × 400).Back to article page