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MDA: malondialdehyde; TAC: total antioxidant capacity. A box plot representating mean placental concentrations of TAC and MDA levels throughout gestation in normal pregnancy. The hatched bars represent mean placental TAC levels (μmol Trolox equivalent/mg tissue); the dotted bars represent mean placental MDA levels (pmol/mg tissue); and the error bars denote 95% CI.
