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Phloxine tartrazine staining of the duodenal mucosa. Sections of duodenal samples collected from (a) uninfected control and (b) Trichinella spiralis‐infected (day 12 post‐infection) mice were stained with phloxine tartrazine. Greater number of Paneth cells are seen at the crypt base in T. spiralis‐infected duodenal mucosa (b; arrows), which also contains intermediate cells, located along the villus (arrowheads).
