Fig. 3From: A rare case of proliferative glomerulonephritis with monoclonal IgG2 kappa deposit: a case reportImmunofluorescence analysis was performed using primary antibodies against IgG1, IgG2, IgG3or IgG4 and secondary fluorescein-isothiocyanate-conjugated antibody. Fine granular staining of IgG 2 (2+) was identified, along the glomerular capillary walls and in the mesangial areas, while the other IgG subclasses (IgG1, IgG3 and IgG4) were all negative (400x)Back to article page