Background: Rectourethral fistula (RUF) is an uncommon serious condition with various etiologies including neoplasm, radiation therapy, and surgery. Treatment for RUF remains problematic with a high recurrence rate. Although studies have suggested the recurrence rate of RUF is lower after surgical repair using a gracilis flap, outcomes have varied and the studies were small and inadequately controlled.
View Article and Find Full Text PDFA20 () and ABIN-1 () are candidate susceptibility genes for inflammatory bowel disease and other autoimmune or inflammatory diseases, but it is unclear how these proteins interact in vivo to prevent disease. Here we show that intestinal epithelial cell (IEC)-specific deletion of either A20 or ABIN-1 alone leads to negligible IEC loss, whereas simultaneous deletion of both A20 and ABIN-1 leads to rapid IEC death and mouse lethality. Deletion of both A20 and ABIN-1 from enteroids causes spontaneous cell death in the absence of microbes or hematopoietic cells.
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