Figure 4

Histological appearance of the intestine. A. The control, showing no pathological changes. B. Mice infected with A246A* showing mild infiltration by inflammatory cells. C. Mice infected with A80A* showing coagulative necrosis of the gland. D. Mice infected with A245A* showing mild coagulative necrosis with reactive glandula dysplacia. *As shown in Table 1.