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Soluble CD14 in children with status asthmaticus
B Z Garty1, Y Monselise, M Nitzan
1Department of Pediatrics, Schneider Children's Medical Center of Israel, Israel. garty10-@zahav.net.il
The Israel Medical Association Journal : IMAJ
|May 11, 2000
Summary
Serum soluble CD14 (sCD14) levels are significantly elevated in children experiencing severe asthma attacks. This finding suggests sCD14 may serve as a potential biomarker for lung inflammation in pediatric asthma.
Area of Science:
- Pediatric Pulmonology
- Immunology
- Biochemistry
Background:
- Asthma pathogenesis involves significant inflammation.
- CD14, a lipopolysaccharide receptor on monocytes/macrophages, influences cytokine release.
- Soluble CD14 (sCD14) levels rise in various conditions, but its role in pediatric asthma is understudied.
Purpose of the Study:
- To quantify serum sCD14 concentrations in pediatric patients with status asthmaticus.
- To investigate the association between sCD14 levels and acute asthma exacerbations in children.
Main Methods:
- Serum sCD14 levels were measured in 10 children diagnosed with status asthmaticus.
- Measurements were taken within 24 hours of admission and after recovery from the acute episode.
- A comparative analysis was performed between acute and recovery phase sCD14 levels.
Main Results:
- Serum sCD14 concentrations were significantly higher during acute asthma attacks compared to levels upon recovery.
- This elevation indicates a potential link between sCD14 and the inflammatory state during severe asthma exacerbations.
Conclusions:
- Elevated serum sCD14 during status asthmaticus may reflect monocyte, macrophage, or other cell activation.
- The impact of asthma medications on sCD14 levels requires consideration.
- Further research is warranted to explore sCD14 as a potential biomarker for lung inflammation in pediatric asthma.