Figure 3
From: Treatment with embryonic stem-like cells into osteochondral defects in sheep femoral condyles
Femur, sheep. Embryonic stem-like cells engraftment in the medial femoral condyle (ES) and empty defects (ED) at 12 and 24 months from surgery. A-D) ED at 12 months from surgery. E-H) ES at 12 months from surgery. I-L) ED at 24 months from surgery. M-P) ES at 24 months from surgery. A-E-I-M) macroscopic aspect; B-F-J-N) histological sections, Azan-Mallory staining, 2X magnification; bar: 1 mm. C-G-K-O) Safranine-O staining. D-H-L-P) Collagen type II immunostaining.