Fig. 6From: Total nephroureterocystectomy and urethrectomy due to urothelial carcinoma associated with the BK polyomavirus infection after kidney transplantation: a case report with literature reviewLight microscopy findings from the allograft and native kidney. [a, b tumor from the allograft ureter; c, d normal tissue from the native kidney ureter; (e, f normal tissue from graft kidney; a, c, e hematoxylin-eosin stain; b, d, f Simian vacuolating virus 40 large T antigen (SV40 TAg) stain]. b Tumor from the allograft ureter showed positive for SV40 TAg staining. d Other normal tissues were not positive for SV40 TAg stainingBack to article page