Figure 5From: Time course of collagen peak in bile duct-ligated rats Serum ALT levels increased in groups 2, 3 and 4 compared to the control and the sham groups: P < 0.01 for groups 2 and 3, P < 0.01 for group 4. Serum AST levels increased in groups 1, 2, 3 and 4 compared to the control and sham group (P < 0.001).Back to article page