Figure 3.
Effect of acidification of drinking water on intestinal barrier of ileum in 42-d-old broilers. (A) Wall thickness, (B) hematoxylin and eosin (H&E) staining (×100), (C) villus height, (D) crypt depth, and (E) their ratio, mRNA abundance of (F) mucin-2 and (G) occludin and claudin-1. * Denotes significant difference between Ctrl and acidifier group at p<0.05.