Influence of Intra-Articular Administration of Trichostatin A on Autologous Osteochondral Transplantation in a Rabbit Model

Figure 3

Histologic appearance of grafts in the trochlear groove at 12 weeks postoperatively in the TSA and control groups. (b) shows a magnified view of the indicated area in (a). (c) shows the gap between the grafted and adjacent cartilage tissues in (a). (e) shows a magnified view of the indicated area in (d). (f) shows the gap between the grafted and adjacent cartilage tissues in (d) (red arrows indicate the gap between the graft and the adjacent cartilage tissues, black arrows indicate hypocellularity, and red asterisks indicate loss of safranin O staining of the matrix).

(a)

(b)

(c)

(d)

(e)

(f)