Fig. 7From: M2 macrophage-derived exosomal miR-26b-5p regulates macrophage polarization and chondrocyte hypertrophy by targeting TLR3 and COL10A1 to alleviate osteoarthritismiR-26b-5p attenuated synovitis and regulated synovial macrophage polarization. H&E staining (A) and enlarged images (B) of mouse synovial tissues. C M1 macrophages (CD16/32-positive cells) in the synovial tissue. D M2 macrophages (CD206-positive cells) in the synovium. E Quantitative analysis of the synovitis score and the percentage of M1/M2-type macrophages. *p < 0.05, **p < 0.01, NS not significantBack to article page