Liver sections of rats on day 32 of the experiment showing (a, b, c) fairly normal hepatic tissue in addition to mild congestion (b). Moderate congestion, bile duct hyperplasia (arrow), degenerated hepatocytes, and severe focal fibrosis (arrow in the window) (d). Mild vacuolation of hepatocytes (arrow) (e). A focal area of fibroblastic proliferation along with moderate hepatocytes vacuolation (arrow) (f).  (a) control group; (b) Phyllanthus niruri (PN) group; (c) Plantago major (PM) group; (d) CCl4 group; (e) PN-CCl4 group; (f) PM-CCl4 group.