IgA Nephropathy with Macroproteinuria and a GFR of 20-30 ml/min/1.73 m² May Still Benefit from RAS Inhibition

Figure 3

Immunohistochemical staining suggests increased expression of AT1R and AT2R ((a, c) ×400) and decreased expression of MasR ((b), ×400) of IgAN patients with stage 4 CKD in the stable and progressive groups, while MrgD receptor expression was similar ((d), ×400).

(a)

(b)

(c)

(d)