Fig. 3

The therapeutic effects on liver fibrosis after hUC-MSCs transplantion via IV or OFM route. A Macroscopic observation of the liver condition. B Histopathological improvement of liver tissues at day 21 after hUC-MSCs transplantion was evaluated by H&E staining (magnification 100x, 400x, the arrows indicate inflammatory cell infiltration) and masson's trichrome staining (magnification 100x, 400x, the arrows indicate collagen deposition)