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Effects of dietary selenium on whole-body selenium concentrations of nonpregnant female Sepp1−/− mice (A) and pregnant Sepp1−/− dams and their d-18 fetuses (B). The mice were fed the respective diets for ≥8 wk beginning at weaning. Values are means with a bracket indicating 1 sd; n = 4–7 adult female mice and 13–34 fetuses. Pairs were all significantly different (P<0.05) by Student's t test, and differences are indicated by the percentage values.
