Fig. 3From: Rationale and pre-clinical evidences for the use of autologous cartilage micrografts in cartilage repairType II collagen expression. The type II collagen expression was evaluated by immunohistochemistry in the cells cultured both in the control or chondrogenic medium in the presence or absence of autologous micrografts after 4 weeks of culture (magnification × 10 and × 20)Back to article page