Figure 3
Changes of intestine loop in all groups at the end of experiment. (A&B) Enlarged and bleeding cecum and upper colon without formed stool in the control group; (C) Slightly dilated cecum in the empty plasmid group, with high tension, hydropsia, congestion and no formed stool; and (D) Cecum of the secreted-protein and membrane-anchored plasmid groups, with formed stool and no sign of congestion, bleeding, or dilation (E).