Figure 12From: Over-expression of glutamine synthase in focal nodular hyperplasia (part 1): Early stages in the formation support the hypothesis of a focal hyper-arterialisation with venous (portal and hepatic) and biliary damageGS-positive hepatocytes. A – GS staining. B – H&E staining. A clump of GS-positive hepatocytes (see boxes on Fig. 8) was observed around dilated sinusoids. Hepatic veins were not visible in this area.Back to article page