Cartilage Tissue Engineering Using Combination of Chitosan Hydrogel and Mesenchymal Stem Cells

Figure 1

(a) SEM image of the chitosan scaffold; scale bar: 100 μm. (b) Optical image of the water saturated chitosan scaffold. (c) Optical image of the mesenchymal stem cells used in cartilage reconstruction; scale bar: 100 μm. (d) Optical image of the tissue obtained after culturing for 12 weeks.

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