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Effects of Exposure of Formaldehyde to a Rat Model of Atopic Dermatitis Induced by Neonatal Capsaicin Treatment
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Increased serum B cell-activating factor level in children with atopic dermatitis.

H M Jee1, K W Kim, J Y Hong

  • 1Department of Paediatrics, CHA University School of Medicine, Seongnam, Korea.

Clinical and Experimental Dermatology
|October 31, 2009
PubMed
Summary

Serum B cell-activating factor (BAFF) levels are elevated in children with atopic eczema (AE). Higher BAFF indicates a potential biomarker for AE diagnosis and severity, correlating with IgE levels and eosinophil counts.

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Area of Science:

  • Immunology
  • Dermatology
  • Biochemistry

Background:

  • B cell-activating factor (BAFF) is a key cytokine in the tumor necrosis factor superfamily.
  • BAFF plays a crucial role in B cell survival, maturation, and is also active in T cells.
  • Understanding BAFF's role in inflammatory skin conditions like atopic dermatitis is essential.

Purpose of the Study:

  • To investigate serum BAFF levels in children diagnosed with atopic dermatitis (AD).
  • To determine the correlation between BAFF levels and clinical markers of AD, such as IgE and eosinophil counts.
  • To assess BAFF's potential as a diagnostic biomarker for AD.

Main Methods:

  • Serum samples were collected from 245 children, categorized into atopic eczema (AE), non-AE, and healthy controls.
  • Quantification of serum BAFF, a proliferation-inducing ligand (APRIL), total IgE, and eosinophil counts were performed.
  • Statistical analyses were used to compare BAFF levels and identify correlations.

Main Results:

  • Children with AE exhibited significantly higher serum BAFF levels compared to non-AE children and healthy controls (P < 0.0001).
  • Serum BAFF levels showed a significant positive correlation with total serum IgE levels (gamma = 0.42, P < 0.0001) and eosinophil counts.
  • No significant difference in serum APRIL levels was observed between the groups.

Conclusions:

  • Elevated serum BAFF levels are characteristic of atopic eczema in children.
  • Serum BAFF may serve as a valuable biomarker for identifying and potentially monitoring atopic eczema.
  • Further research can explore BAFF's specific mechanisms in AD pathogenesis.