Fig. 5
From: Urine S100 proteins as potential biomarkers of lupus nephritis activity
S100A4 immunohistochemistry in lupus nephritis (LN) and control biopsy specimens. LN kidney with nuclear and cytoplasmic staining in (a) podocytes and mononuclear cells, (b) distal tubular epithelial cells and control kidney with nuclear and cytoplasmic staining in (c) podocytes and mononuclear cells, and (d) distal tubular epithelial cells. Original magnification × 20