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Noninvasive Sampling of Mucosal Lining Fluid for the Quantification of In Vivo Upper Airway Immune-mediator Levels
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VITAMIN D AND BRONCHIAL INFLAMMATION IN ASTHMATIC CHILDREN

M Miraglia Del Giudice1, A Allegorico1, A Grandone1

  • 1Department of Women, Child and General and Special Surgery, Second University of Naples, Italy.

Journal of Biological Regulators and Homeostatic Agents
|December 5, 2015
PubMed

Insights

Vitamin D plays a crucial role in reducing bronchial inflammation. Higher vitamin D levels in children correlate with lower fractional exhaled nitric oxide, indicating better asthma control.

Area of Science:

  • Endocrinology
  • Immunology
  • Pulmonology

Background:

  • Vitamin D is traditionally known for calcium homeostasis and bone metabolism.
  • Emerging research highlights vitamin D's role in host defense, inflammation, and immunity.
  • Low vitamin D levels are linked to impaired lung function and increased risk of inflammatory and infectious diseases.

Purpose of the Study:

  • To investigate the correlation between vitamin D levels and allergic inflammation.
  • To assess the impact of vitamin D on lung function and asthma control in children.

Main Methods:

  • Studied the relationship between serum vitamin D levels and fractional exhaled nitric oxide (FeNO).
  • Analyzed FeNO values in children with varying vitamin D levels.

Main Results:

  • A significant decrease in FeNO values was observed in children with vitamin D levels greater than 30 ng/ml (p=0.0018).
  • This suggests a positive correlation between adequate vitamin D levels and reduced bronchial inflammation.

Conclusions:

  • Vitamin D significantly influences bronchial inflammation.
  • Maintaining sufficient vitamin D levels may be beneficial for managing asthma and improving lung health in children.

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