Research Article

Dietary Fish Meal Level and a Package of Choline, β-Glucan, and Nucleotides Modulate Gut Function, Microbiota, and Health in Atlantic Salmon (Salmo salar, L.)

Figure 11

Representative images of the distal intestine mucosa showing the histology changes observed. (a) DI tissue with normal and healthy morphology, alongside; (b) DI mucosa with mild enteritis characterized by infiltration of the submucosal compartment (blue arrows) and some mild loss of enterocyte vacuolization (blue asterisks); and (c) DI mucosa with moderate enteritis with a higher level of infiltration of the submucosal compartment (blue arrows) and mild infiltration of the lamina propria (black arrows) but with no reduction in mucosal fold height or loss on enterocyte vacuolization.
(a)
(b)
(c)