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Published on: November 4, 2010
Peroxisome Proliferator-Activated Receptors as a Therapeutic Target in Asthma
Oxana Yu Kytikova1, Juliy M Perelman2, Tatyana P Novgorodtseva1
1Vladivostok Branch of Far Eastern Scientific Centre of Physiology and Pathology of Respiration, Institute of Medical Climatology and Rehabilitative Treatment, Vladivostok, Russia.
Abstract:
The complexity of the pathogenetic mechanisms of the development of chronic inflammation in asthma determines its heterogeneity and insufficient treatment effectiveness. Nuclear transcription factors, which include peroxisome proliferator-activated receptors, that is, PPARs, play an important role in the regulation of initiation and resolution of the inflammatory process. The ability of PPARs to modulate not only lipid homeostasis but also the activity of the inflammatory response makes them an important pathogenetic target in asthma therapy. At present, special attention is focused on natural (polyunsaturated fatty acids (PUFAs), endocannabinoids, and eicosanoids) and synthetic (fibrates, thiazolidinediones) PPAR ligands and the study of signaling mechanisms involved in the implementation of their anti-inflammatory effects in asthma. This review summarizes current views on the structure and function of PPARs, as well as their participation in the pathogenesis of chronic inflammation in asthma. The potential use of PPAR ligands as therapeutic agents for treating asthma is under discussion.
Insights
Peroxisome proliferator-activated receptors (PPARs) are key regulators of inflammation in asthma. Targeting PPARs with natural or synthetic ligands shows promise for novel asthma therapies.
Area of Science:
- Biochemistry
- Immunology
- Pharmacology
Background:
- Asthma pathogenesis involves complex chronic inflammation, leading to heterogeneity and treatment challenges.
- Nuclear transcription factors, including peroxisome proliferator-activated receptors (PPARs), regulate inflammatory processes.
- PPARs influence lipid homeostasis and inflammatory responses, making them a therapeutic target in asthma.
Purpose of the Study:
- To review the structure, function, and role of PPARs in asthma pathogenesis.
- To discuss the potential of PPAR ligands as therapeutic agents for asthma.
Main Methods:
- Literature review of current research on PPARs and asthma.
- Analysis of signaling mechanisms of PPARs in inflammation.
- Examination of natural and synthetic PPAR ligands.
Main Results:
- PPARs are crucial in initiating and resolving inflammation in asthma.
- Both natural (PUFAs, endocannabinoids, eicosanoids) and synthetic (fibrates, thiazolidinediones) PPAR ligands exhibit anti-inflammatory effects.
- Understanding PPAR signaling pathways is vital for asthma treatment.
Conclusions:
- PPARs are significant targets for managing chronic inflammation in asthma.
- PPAR ligands offer a promising therapeutic avenue for asthma treatment.
- Further research into PPAR signaling mechanisms can optimize asthma therapy.
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