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(a) Immunohistochemistry for p53 in livers of the tested mice. Solid arrows point to positive areas, which are characterized by intense brown nuclear staining. Original magnification: ×100. (b) The results of immunohistochemistry analysis for p53 in livers of the tested mice. Values are given as mean ± SD (n = 3); bars with different alphabets differ significantly at P < 0.05 level.
