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. Author manuscript; available in PMC: 2015 Jun 23.
Published in final edited form as: Biol Blood Marrow Transplant. 2011 Jul 20;17(11):1589–1593. doi: 10.1016/j.bbmt.2011.07.010

Figure 1.

Figure 1

Immunohistochemistry images of renal biopsy. SV-40T stain was positive, suggesting BK virus involvement of the tubulointerstitium (A). Nuclear enlargement and smudge chromatin suggest viral inclusion (B). The presence of tubular casts for IgA is a nonspecific finding associated with tubulitis and interstitial lymphoplasmacytic infiltrates (C).