Research Article

Comparison of the Treatment Efficiency of Bone Marrow-Derived Mesenchymal Stem Cell Transplantation via Tail and Portal Veins in CCl4-Induced Mouse Liver Fibrosis

Figure 5

Immunohistochemical staining of collagen type 1 and α-SMA at 21 days after treatment. ((a) and (b)) Control group; ((c) and (d)) Model group; ((e) and (f)) Placebo-Ta group; ((g) and (h)) Placebo-Po group; ((i)-(j)) BM-MSCs-Ta group; ((k) and (l)) BM-MSCs-Po group. (a), (c), (e), (g), (i), and (k) Collagen type 1 staining; (b), (d), (f), (h), (j), and (l) α-SMA staining. Positive cells are red. Nuclei are blue.