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Representative photos of liver appearance, H&E and Masson stained liver sections obtained from normal rats and fibrotic rats treated with physiological saline, SLB solution, SLB micelles and SLB-HA micelles at 6, 7 and 8 weeks, respectively. AST and ALT levels of each group were detected simultaneously. Arrowheads indicate collagen fibrils. The scale bar represents 200 μm. Data represent mean ± SD (n = 5). *P < 0.01 vs. SLB solution; &P < 0.01 vs. SLB micelles.
