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AST and ALT levels. (A) AST levels and (B) ALT levels in rats treated with CCl4, ethanol, and CCl4 plus ethanol in the presence and absence of GTE. Groups: GI, normal control; GII, CCl4 plus ethanol; GIII, CCl4 plus ethanol plus GTE; GIV, ethanol; GV, ethanol plus GTE; GVI, CCl4; GVII, CCl4 plus GTE. AST, aspartate aminotransferase; ALT, alanine aminotransferase; SD, standard deviation; CCl4, carbon tetrachloride; GTE, green tea extract.
