Fig. 6From: Effect of microfracture and autologous-conditioned plasma application in the focal full-thickness chondral defect of the knee: an experimental study on rabbitsIn the Group 3, after mfx, the defect was covered by the periosteum, and then, ACP was applied subperiosteally and intraarticularly. The tissue surface was mostly regular (arrows), with a hyaline matrix mixed with fibrocartilage in some areas but with chondrocytes more organized (asterisks) (H&E)Back to article page