P2X7 Receptor Induces Pyroptotic Inflammation and Cartilage Degradation in Osteoarthritis via NF-κB/NLRP3 Crosstalk

Figure 4

Immunofluorescence staining of (a) collagen II (green), (b) NF-κB p65 (red), and (c) caspase-1/PI (green/red) immunoreactivity (scale bar: 50 μm). Nuclei were stained with DAPI (blue). Groupings are the same as shown in Figure 3.

(a)

(b)

(c)