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Effects of Nanofat and ADSCs on expressions of Col2, Col10 and MMP13 on rat cartilage. A Representative immunohistochemical staining of Col2, Col10 and MMP13 on cartilage; B quantitative measurement of positive area percentage of Col2 and positive cell percentages of Col10 and MMP13. Values were presented as mean ± SD. ##P < 0.01 versus NC group; **P < 0.01 versus model group
