Fig. 2

The expression of NLRP3 pathway protein in PVN. a A representative immunohistochemistry image of NLRP3, scale bar 100 μm, immunofluorescence image of IL-1β, scale bar 50 μm, showing the changes of NLRP3, IL-1β in the high-salt diet rats from 2 to 3 months. b A representative immunoblot of NLRP3/ASC/IL-1β. c Analysis of NLRP3 pathway expression in various groups; n = 3. Values are expressed as means ± SEM. *P < 0.05, **P < 0.001, vs control (NS), 3 V, third ventricle