Fig. 4From: Histopathological findings in transplanted kidneysPathological findings of BK virus nephropathy. a Tubular epithelial cells were swelling and showed ground-glass intranuclear inclusion body (black arrow) or intranuclear inclusion body surrounded by a halo (white arrow) in a patient with BK virus nephropathy. b SV40 immunostaining in a patient with BK virus nephropathy. Distal tubular epithelial cells showed scattered nuclear SV 40 positivity (arrow)Back to article page