Fig. 2From: Ultrasound-targeted microbubble destruction optimized HGF-overexpressing bone marrow stem cells to repair fibrotic liver in ratsEstablishment and validation of liver fibrosis induced by CCI4 in rats. a Hematoxylin and eosin staining (H&E staining) in the model group, showing the absence of normal hepatic lobule, instead of collagen fibers. And the portal tracts were thickened. The hepatic histologic structures were normal in the control group (normal rats) (× 200). b, c The changes of important serological markers in the control and model group (*p < 0.05)Back to article page