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Fig. 4 | BMC Musculoskeletal Disorders

Fig. 4

From: Analgesic effects and arthritic changes following intra-articular injection of diclofenac etalhyaluronate in a rat knee osteoarthritis model

Fig. 4

Histopathological images of the rat’s knee in the vehicle and DF-HA groups a and b Vehicle group, and c and d DF-HA group. Scale bars, 400 μm. a and c Hematoxylin–eosin staining. b and d Safranin O (SO) staining. a and c White arrows indicate significant cartilage loss in both groups. b and d Little cartilages are stained red with SO. b and d Red-stained areas are irregularly fragmented and distributed deep in the remaining cartilage layer (sections surrounded by a red frame)

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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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