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Histopathological appearance of cartilage formed in the HA+CS group.
Notes: (A) Cartilage appearance similar to articular cartilage (H&E, 100×); (B) fibrocartilage appearance (H&E, 100×); and (C) strong staining with type 2 collagen (immuno-peroxidase, 400×).
Abbreviations: CS, chondroitin sulfate; HA, sodium hyaluronate; H&E, hematoxylin and eosin.
