Case 3 (2005) - Section of a biopsy specimen show endocapillary hypercellularity (A), especially by proliferation of mesangial cells. In some capillary rings there are duplication of the basal membrane (B) (Silver, High power). Electronic micrographs of tannic acid-stained sections show increase of the matrix and fibrillar deposits (C) (Original magnification: × 4400).
Ferreira et al. Diagnostic Pathology 2009 4:33 doi:10.1186/1746-1596-4-33