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The H&E (×200) of the liver sections in rats. (a) Normal group; (b) CCl4-treated group; (c) Matrine + CCl4; (d) Salvianolic acid B + CCl4; (e), (f) and (g) are Matrine salvianolic acid B salt group treated with 25, 50 and 100 mg/kg respectively; (h) Positive-drug + CCl4.
