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A., schematic diagram for mouse liver injury model induced by CCl4. B., Frozen sections of liver were made and MSCs migration to injured liver of indicated groups was detected by fluorescence microscope. (100×) C., The quantification of EGFP-MSCs in B.. Y, young; O, old; Y+C, young+CCl4; O+C, old+CCl4. *P < 0.05.
