Figure 2: Renal tissue showing the effects of olive oil and tyrosol in NaAs-treated mice. (a) Control, (b) Olive oil, (c) Tyrosol groups appear normal, (d) NaAs group exhibiting tubule dilation (white arrow), epithelial desquamation (white arrow), atrophy of glomeruli (blue arrow), hemorrhage (red arrow), (e and f) Olive oil and tyrosol in NaAs-treated mice exhibit improved histomorphology. PAS staining, ×400, scale bars = 100 μm