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. 2017 Sep 8;7:11006. doi: 10.1038/s41598-017-11212-1

Figure 8.

Figure 8

Loss of Gal-1 suppresses methionine- and choline-deficient (MCD) diet-induced liver fibrosis. (A,B) MCD diet-induced collagen deposition is reduced in Gal-1 null mice (Gal-1-KO) (n = 6) compared to wild-type mice (WT) (n = 6). Liver fibrosis was induced by feeding mice with an MCD diet for 8 weeks. Collagen was detected using picrosirius red staining. The left panel shows the representative images. The right panel shows the quantitative data of picrosirius red staining using ImageJ software. (C,D) HSC activation is reduced in Gal-1 null mice compared to wild-type mice. HSC activation was examined by measuring α-smooth muscle actin (α-SMA) expression using Western blotting (left panels) which  confirmed that loss of Gal-1 suppresses HSC activation and extracellular matrix production in livers of MCD diet-fed mice. (E) Serum AST and ALT amount are similar between Gal-1 null mice and wild-type mice. Serum AST and ALT were measured using a VetTest® Chemistry Analyzer. (F) Loss of Gal-1 does not change the RNA expression levels of proinflammatory cytokines (IL-1β, TNF-α, CCL2) compared to wild-type mice. The RNA was extracted from mouse livers and was converted to cDNA. Proinflammatory cytokines expression was measured using RT-qPCR. Relative expression levels were calculated by comparing ∆CT values of each group to those of wild-type mice without treatment. Data are shown as folds of change.