Figure 2From: Liver fibrosis secondary to bile duct injury: correlation of Smad7 with TGF-β and extracellular matrix proteins Percent optical density of collagen staining. Morphometric analysis demonstrates more fibrosis in a liver section from BDI patients, who had an average of 41.85% fibrosis in liver tissue, which differed significantly from the percentage in the control group.Back to article page