Figure 2.

Photomicrograph from the liver of different experimental groups of chicken receiving 0 mg/kg lavender (E), 200 mg/kg (F), 400 mg/kg (G), and 600 mg/kg (H) showing the following: normal histological characterization of different structures, including portal area (PA, yellow arrow) hypertrophied Von Kupffer cells (green arrow), and hepatocytes (HC, black arrow), which are seen as small masses around the central veins (CVs), while a few round cells are seen as a natural immune response around the portal area (PA, yellow arrow). Mild dilation of hepatic sinusoids (HS, red arrow) is seen in the group (G). H&E ×100, 400.