Phosphatidylcholine in Krill Meal and Krill Oil as a Source of Choline for Prevention of Intestinal Steatosis in Atlantic Salmon

Figure 4

Representative images of pyloric caeca sections. (a) Pyloric caeca mucosa with normal enterocyte morphology alongside, (b) pyloric caeca with marked, (c) severe enterocyte steatosis (blue arrows), and (d) moderate inflammatory change characterized by oedema and an infiltration of the submucosa (yellow arrow) and lamina propria by inflammatory cells.