Dietary gluten inhibits absorptive cell-specific gene expression and evokes secretory cell type gene expression. (A) Gene expression heatmap of the intestinal epithelial cell type–specific genes. (B) Alcian blue G staining in DC, GFD, and PGC patients at 40× magnification. (C) Number of G per mm of epithelium. ECi, immature enterocytes; ECm, mature enterocytes; EE, enteroendocrine cells; G, goblet cells; P, Paneth cells; T, tuft cell.