Fig. 2From: Discordance of light chain isotypes between serum and glomerular deposits in proliferative glomerulonephritis with monoclonal IgG deposits: a case report and review of the literaturea Immunofluorescence findings. The immunofluorescence study showed granular deposits of immunoglobulin G (IgG) and complement 3 on the capillary wall and weak positivity for complement 1q. b IgG3 was predominant among the IgG subclasses, and intraglomerular κ and λ staining were negative for κ and positive for λ. Bars = 100 μmBack to article page