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Fig. 11 | Journal of Nanobiotechnology

Fig. 11

From: Carbon dots derived from folic acid attenuates osteoarthritis by protecting chondrocytes through NF-κB/MAPK pathway and reprogramming macrophages

Fig. 11

CDs delayed OA progression in vivo. A H&E staining and Safranin O and fast green staining results of different samples. B OARSI score evaluation in different samples. C The staining of COLII and MMP13 and its relative intensity in different samples. D H&E staining of heart, liver, spleen, lung, and kidney tissues to examine the toxicity of CDs. Scar bar: 100 μm *p < 0.05; **p < 0.01; ***p < 0.001

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Journal of Nanobiotechnology

ISSN: 1477-3155

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