Fig. 1From: Urinary epidermal growth factor as a marker for lupus nephritis: clinical, laboratory, and histopathological studyDifferent stages of LN in investigated cases including a mesangial proliferative LN (stage II), b focal active/chronic LN (stage III A/C), c diffuse segmental LN (stage IV-S), and d diffuse global LN (IV-D). Hematoxylin and eosin stain; magnification is × 400 for allBack to article page