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Published on: November 5, 2010
Addressing issues of asthma in inner-city children
William W Busse1, Herman Mitchell
1University of Wisconsin School of Medicine and Public Health, Madison, WI 53792, USA. wwb@medicine.wisc.edu
Insights
Inner-city children experience more severe asthma, often linked to environmental allergens like cockroaches. Reducing allergen exposure can significantly improve asthma control in this population.
Area of Science:
- Pediatric Allergy and Immunology
- Environmental Health
- Public Health
Background:
- Inner-city children face disproportionately higher rates and severity of asthma.
- Environmental allergens are strongly implicated as a key factor in childhood asthma exacerbation.
- Existing research highlights the need for targeted interventions in urban pediatric populations.
Purpose of the Study:
- To review the initiatives and findings of the National Institutes of Allergy and Infectious Diseases' Inner City Asthma Program.
- To understand the role of environmental allergens in pediatric asthma severity in urban settings.
- To explore the development of immune-based therapies for inner-city children with asthma.
Main Methods:
- Analysis of data from three distinct inner-city asthma research networks funded by the NIH.
- Longitudinal studies tracking asthma severity and allergen exposure in urban children.
- Investigation into the immunopathogenesis of asthma in high-risk urban pediatric cohorts.
Main Results:
- Established a significant link between environmental allergens, particularly cockroach allergens, and asthma sensitization and severity.
- Demonstrated that reducing allergen load leads to improved asthma control in children.
- Identified key mechanisms underlying asthma in inner-city children, informing therapeutic strategies.
Conclusions:
- Inner-city asthma is significantly influenced by environmental allergen exposure.
- Allergen reduction strategies are effective in managing pediatric asthma in urban environments.
- Ongoing research focuses on developing targeted, immune-based therapies for this vulnerable population.
Abstract:
For children living in the inner city, asthma tends to be more frequent and severe. Although the causes for this heightened severity of asthma are not clearly established, environmental allergens likely play a major role. To characterize, understand, and treat children with asthma living in the inner city better, the National Institutes of Allergy and Infectious Diseases of the National Institutes of Health established an Inner City Asthma Program in 1991. Over the past 15 years, 3 separate inner-city asthma research networks have been formed and funded by this institute. The work from these programs has led to important observations including evidence that environmental allergens, particularly cockroach, are important for sensitization and severity of asthma of the affected children. Furthermore, reductions in the allergen load can lead to improved asthma control. The most recent program, the Inner City Asthma Consortium, was formed in 2002 with a goal to develop immune-based therapy for children with asthma in the inner city and to determine mechanisms of these therapies as well as immunopathogenesis of asthma in these high-risk children. This article reviews these programs and how they have begun the effort to understand and treat children with asthma who live in inner cities better and what their findings mean in relationship to unique features of asthma in inner city children.
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