Fig. 6. Liver histopathological changes induced by exposure to PCBs. Representative photographs showing (a) a control rat (T) liver section, (b) a liver section from a rat consuming ginger (G), (c) and (d) liver sections from PCB-treated rats (P₁ and P₂) and (e) and (f) liver sections from ginger-pretreated rats (P₁G and P₂G). H&E staining; (a), (b) and (d)–(f) 40× objective; (c) 100× objective. CL: turgescence of the centrilobular vein. Arrows: vacuolization of hepatocytes, prominent and peripheralized nuclei and hypertrophy and turgor of the central vein.