Figure 5.

Histological changes of the D. rerio intestine after oral treatment with 2 g/kg of EHEFLf (A) and propylene glycol 1% (B). Intestine of an EHEFLf-treated animal where stromal lymphocytic infiltration (SLI), distal of the epithelial lining of the intestinal apex (DEL), leukocyte infiltration (ILI), and goblet cell hyperplasia (HGC) were observed (A); intestine of animal treated with vehicle-control, where stromal lymphocytic infiltration (ILS), lamina propria detachment (DLP), and leukocyte infiltration (ILI) were observed (B).