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Histology of the liver tissue after H&E stain in rats. Histology of the liver tissue after H&E stain (10×) in rats 2/weeks post treatment with ZAL (A), ZA (B) and vehicle control (VC) single dose each, via the oral route. PT, portal triad; CV, central vein; H, hepatocytes; and S, sinusoid. The hepatic lobular array is well maintained with central vein at the centre shown in the control (C). The same feature was also seen in A and B. Microscopic appearance of spleen stained with H&E.
