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Fig. 3 | Journal of Experimental Orthopaedics

Fig. 3

From: Experimental articular cartilage repair in the Göttingen minipig: the influence of multiple defects per knee

Fig. 3

Histological images of the seven groups. In each group (1) is HE stained, (2) is Safranin-O stained and (3) is a higher magnification stained with Toluidine blue. a1-3 Black arrows: Defect area. Red arrow: fibrous tissue. b1 Black arrows: Defect area. Red arrow: An example of cartilage flow phenomenon. b2 Black arrows: Defect area. b3 Red arrows: vascular tissue, Black arrows: fibrocytes. c1 Black arrows: Defect area, c2 Black arrows: Defect area, red arrow: MFx drill tunnel. c3 Black arrow: Transition area from healthy tissue to repair tissue. Red arrow: Fibrocartilage. d1-3 Black arrows: Defect area. Red arrows: Chondrocytes in lacunaes embedded in fibrous tissue. d1-3 Black arrows: Defect area. Red arrow: Cartilage chip. f1-3 Black arrows: Defect area. red arrow: fibrocytes. g1-3 Black arrows: Defect area, red arrows: Chondrocytes in lacunae embedded in fibrous tissue

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