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Serum ALT, AST, and LDH activities and total protein levels in control and in all experimental groups. Data are mean ± SEM (n = 6). +++ P ≤ .001 vs control; ★★★ P ≤ .001 vs lead-acetate injected group. ALT indicates alanine transaminase; AST, aspartate transaminase; LDH, Lactate dehydrogenase.
