Table 5 Summary of histological features
| Â | Animal no. 1 | Animal no. 2 | |||
|---|---|---|---|---|---|
Control site | Implanted site | Control site | Implanted site | ||
Cartilage | Surface | Irregularity | Smooth | Smooth | Smooth |
Matrix | Fibrous tissue | Fibrocartilage | Fibrocartilage | Mixture; hyaline/fibrocartilage (transformation) | |
Subchondral bone | Granulation tissue | Increased remodeling | Detached (in the bottom half of the defect) | Increased remodeling (endochondral ossification) | |