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Fig. 2 | BMC Musculoskeletal Disorders

Fig. 2

From: Human osteochondritis dissecans fragment-derived chondrocyte characteristics ex vivo, after monolayer expansion-induced de-differentiation, and after re-differentiation in alginate bead culture

Fig. 2

Histology of a representative OCD fragment from the debrided ICRS grade 4 lesion of the medial condyle of a 22 year old patient. a Depicts a hematoxylin / eosin stain and (b) a safranin-O / fast green stain. c, d Shows immunostaining for types I (c) and II collagen (d) together with phase contrast images as inserts. e Shows alkaline phosphatase staining. f Shows immunostaining for type X collagen. Original magnifications of 1.25 x (a, b), 10 x (c-f) and insert magnifications of 5 x (a-d), 10 x (e, f)

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