Sulforaphane Attenuates Contrast-Induced Nephropathy in Rats via Nrf2/HO-1 Pathway

Figure 2

Representative histologic samples from different groups, magnification ×400. Control group (a1, a2); Ioversol group (b1, b2); Ioversol + SFN group (c1, c2); and SFN group (d1, d2).