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Enzymatic antioxidant function in neonatal lung. Neonatal lung samples were obtained at 12 days old for protein expression and activity of superoxide dismutase (SOD, A), catalase (CAT, B) and glutathione peroxidase (GPx, C). Values are means ± SEM. Groups are control (CN, open circles, n = 5) and antenatal melatonin treated (MM, grey squares, n = 5) lambs. Significant differences (P ≤ 0.05): * vs. CN.
