Fig. 3From: In vivo animal study and clinical outcomes of autologous atelocollagen-induced chondrogenesis for osteochondral lesion treatmentMacroscopic view of the repaired tissue after 2, 4, 8, and 12 weeks after implantation in the in vivo study. a Microfracture. b Microfracture + atelocollagen. c Microfracture + atelocollagen + fibrin glue. d Microfracture + fibrin glue 2, 4, 8, and 12 weeksBack to article page