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. 2016 Nov 22;17:188. doi: 10.1186/s12882-016-0408-2

Fig. 1.

Fig. 1

Microscopic examinations of kidney biopsy specimens. a and b Hematoxylin and eosin staining of the kidney biopsy specimen revealed interstitial infiltrate with tubular injury (arrows), glomerulonephritis with cellular crescents (arrowhead), and mesangial proliferation (arrow). c Immunofluorescence staining for IgA deposits. d Electron microscopic picture of subepithelial deposit (arrow)