Figure 7From: TGF-β1 conjugated chitosan collagen hydrogels induce chondrogenic differentiation of human synovium-derived stem cellsDifferentiation of hSMSCs cultured in hydrogels. (A) Type II collagen staining of hSMSCs cultured in hydrogels at 21 days and (B) quantification of Col II staining by image analysis. Scale bar = 100 μm. (*: p < 0.05 compared with MeGC and #: p < 0.05 compared with MeGC/Col, n = 3).Back to article page