Fig. 3.
a Small intestinal mucosa from a 6-month-old girl. The villi are short with irregular surface (H&E; ×100). b Groups of epithelial cells forming typical epithelial tufts tufts and buds dropping off into the lumen (H&E; ×200). c Intact brush border surrounding epithelial tufts on the surface (CD10 IHC; ×400)
