PPP1R3A and Hypertension: While Rg1 inhibited this inward remodeling induced by hypertension, the diameter values were 72.2 ± 4.2 μm (SHR-Rg1(5)), 61.5 ± 3.9 μm (SHR-Rg1(10)) and 69.8 ± 5.0 μm (SHR-Rg1(20)), respectively.