Fig. 6From: Differences in joint morphology between the knee and ankle affect the repair of osteochondral defects in a rabbit modelImmunohistochemistry of type 2 collagen, type 1 collagen, and MMP13 in the osteochondral defect of the medial femoral condyle (MFC) (a–c), patellar groove (PG) (d–f), covered talus (g–i), and uncovered talus (j–l) at 12 weeks after surgery. Arrows indicate the osteochondral defect. Scale bar, 500 μmBack to article page