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Related Experiment Videos

Plasma vitamin E values in the newborn.

D Labadarios, G S Shephard, J Green

    South African Medical Journal = Suid-Afrikaanse Tydskrif Vir Geneeskunde
    |September 29, 1984
    PubMed
    Summary
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    Newborn infants in Cape Town have adequate plasma vitamin E (alpha-tocopherol) levels. These levels correlate with lipids and cholesterol but not with maternal vitamin E status.

    Area of Science:

    • Nutritional science
    • Neonatal health
    • Biochemistry

    Background:

    • Vitamin E (alpha-tocopherol) is a crucial lipid-soluble antioxidant vital for infant health.
    • Understanding neonatal vitamin E status is important for assessing nutritional adequacy and preventing oxidative stress.
    • Previous research on vitamin E levels in diverse neonatal populations is limited.

    Purpose of the Study:

    • To determine plasma vitamin E (alpha-tocopherol) levels in newborn infants from a Coloured population in Cape Town.
    • To investigate the relationship between neonatal plasma alpha-tocopherol and plasma lipid profiles (total lipids and cholesterol).
    • To examine the correlation between maternal and neonatal plasma vitamin E levels.

    Main Methods:

    • Blood samples were collected from newborn infants in Cape Town.

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  • Plasma concentrations of alpha-tocopherol were measured.
  • Plasma total lipid and cholesterol levels were quantified.
  • Statistical analyses were performed to assess correlations.

    • Main Results:

    • The mean plasma alpha-tocopherol level in newborn infants was 3.2 +/- 0.8 mg/l.
    • A significant positive correlation was observed between plasma alpha-tocopherol and plasma total lipid content (r = 0.45; P < 0.001).
    • A strong significant positive correlation was found between plasma alpha-tocopherol and plasma cholesterol levels (r = 0.65; P < 0.001).
    • No significant correlation was found between maternal and neonatal plasma vitamin E levels.

    Conclusions:

    • Newborn infants in this Cape Town population exhibit normal plasma vitamin E levels.
    • Neonatal vitamin E status is closely linked to plasma lipid and cholesterol concentrations.
    • Maternal vitamin E status does not appear to influence neonatal vitamin E levels in this cohort.