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[The protein oxidation and antioxidant defence mechanisms in children with atopic dermatitis]

H M Dutchak

    Likars'Ka Sprava
    |March 11, 2014
    PubMed

    Insights

    Children with atopic dermatitis (AD) show antioxidant system imbalances, with higher enzyme activity and altered protein oxidation correlating with disease severity. Undifferentiated connective tissue dysplasia did not significantly impact these findings.

    Area of Science:

    • Biochemistry
    • Immunology
    • Pediatrics

    Context:

    • Atopic dermatitis (AD) is a common inflammatory skin condition in children.
    • The role of the antioxidant system and its relationship with connective tissue dysplasia in AD is not fully understood.

    Purpose:

    • To investigate the condition of the antioxidant system in children with atopic dermatitis (AD).
    • To analyze levels of protein oxidation and key antioxidant enzymes in children with and without undifferentiated connective tissue dysplasia.

    Summary:

    • All children with AD exhibited a prooxidant system imbalance.
    • Protein oxidation patterns and antioxidant enzyme levels (superoxide dismutase, glutathione reductase, glutathione peroxidase) varied with AD severity.
    • High activity of antioxidant defense mechanisms was observed in children with AD compared to healthy controls.
    • The presence of undifferentiated connective tissue dysplasia did not alter the observed antioxidant system parameters in children with AD.

    Impact:

    • This study highlights the significant role of oxidative stress in pediatric atopic dermatitis.
    • Findings suggest that antioxidant defense mechanisms are upregulated in AD, potentially becoming exhausted in milder cases.
    • The results provide insights into the biochemical underpinnings of AD, irrespective of connective tissue status.

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