Repairing the Osteochondral Defect in Goat with the Tissue-Engineered Osteochondral Graft Preconstructed in a Double-Chamber Stirring Bioreactor

Figure 7

Toluidine blue staining of groups A, B, and C at 12 weeks and 24 weeks postoperatively (×40). (a) Toluidine blue staining of group A at 12 weeks. (b) Toluidine blue staining of group A at 24 weeks. (c) Toluidine blue staining of group B at 12 weeks. (d) Toluidine blue staining of group B at 24 weeks. (e) Toluidine blue staining of group C at 12 weeks. (f) Toluidine blue staining of group C at 12 weeks.