because serum nf is frequently associated to type ii cmcgn , it could be speculated that this trimolecular complex behaves as an immune complex , the convertase c3b beeing the antigen and the nf , the antibody , and that , under certain circumstances and because of its low molecular weight , it could cause nephritis by its deposit in the glomerular basal membrane .
C0003313
immune complex
C0003241
antibody