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A photomicrograph of a kidney section, 12a: A section of the control rat revealed negative immunostaining. 12b: A section of rat treated with BPA revealed weak positive immunostaining in the glomeruli and renal tubules. 12c, 12d: Sections of rats treated with either NAC or vitamin E revealed mild increase in immunostaining in the glomeruli and renal tubules (Nrf2 x 400).
