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Fig. 5 | Journal of Nanobiotechnology

Fig. 5

From: Chitosan oligosaccharides packaged into rat adipose mesenchymal stem cells-derived extracellular vesicles facilitating cartilage injury repair and alleviating osteoarthritis

Fig. 5

Hematoxylin–eosin (HE) staining analysis and the expressions of collagen I and II in different groups determined by immunohistochemical staining. A The representative images of HE staining in different groups. The expression of collagen I (B) and II (C) in the different groups. *P < 0.05, compared with the control group; #P < 0.05, compared with the model group; $P < 0.05, compared with the COS group

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Journal of Nanobiotechnology

ISSN: 1477-3155

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