Fig 7. Distribution of α5 integrin in the OA and healthy knee joints.

The knee joints were harvested from the surgery site (B, D, F and H) and the contralateral site (A, C, E and G) 4 weeks after OA surgery. A, B, E and F, Superimposed images of α5 integrin staining (red) with DAPI nuclear staining (blue). C, D, G and H, Superimposed images of α5 integrin staining (red) with the phase contrast images. Bar, 40 μm.