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Reactive oxygen species as mediators in asthma
1Department of Pharmacology and Pathophysiology, Utrecht Institute for Pharmaceutical Sciences, Utrecht University, The Netherlands. P.A.J.Hendricks@pharm.uu.nl
Pulmonary Pharmacology & Therapeutics
|January 10, 2002
Summary
Reactive oxygen species (ROS) contribute to airway inflammation and asthma. Reducing oxidative stress is key to managing these respiratory disorders.
Area of Science:
- Pulmonary Medicine
- Cellular Biology
- Biochemistry
Background:
- Reactive oxygen species (ROS) are crucial for physiological processes.
- Excessive ROS production or inadequate antioxidant defenses can harm airway cells and tissues.
- ROS play a significant role in the pathogenesis of inflammatory airway diseases like asthma.
Purpose of the Study:
- To review the production and effects of ROS on airway function.
- To elucidate the role of ROS in the pathogenesis of inflammatory airway disorders, particularly asthma.
- To summarize evidence on how oxidative stress impacts airway inflammation.
Main Methods:
- Review of existing literature on ROS and airway function.
- Analysis of studies using isolated airway cells and tissues.
- Examination of data from animal models and human patients with asthma.
- Investigation using ROS inhibitors and transgenic animal models.
Main Results:
- ROS contribute to the initiation and exacerbation of inflammatory respiratory disorders.
- Oxidative stress is implicated in the worsening of asthma.
- ROS have demonstrable effects on airway cells and tissues.
Conclusions:
- Reactive oxygen species are key mediators in inflammatory airway diseases.
- Oxidative stress significantly contributes to the development and progression of asthma.
- Targeting ROS may offer therapeutic strategies for respiratory inflammatory conditions.