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Key mechanisms governing resolution of lung inflammation
C T Robb1, K H Regan1, D A Dorward1
1MRC Centre for Inflammation Research, The Queen's Medical Research Institute, University of Edinburgh Medical School, 47 Little France Crescent, Edinburgh, EH16 4TJ, UK.
Seminars in Immunopathology
|April 28, 2016
Summary
Successful resolution of lung inflammation relies on clearing inflammatory cells. Impaired clearance leads to chronic lung disease, but understanding these mechanisms can guide treatments.
Area of Science:
- Immunology
- Respiratory Medicine
Background:
- Innate immunity defends against pathogens, with acute inflammation as a key response.
- Failure to resolve inflammation leads to chronic conditions and tissue injury.
- Lung epithelia face constant exposure to airborne threats, making resolution critical.
Purpose of the Study:
- To review mechanisms regulating lung inflammation and its resolution.
- To discuss cellular interactions in apoptotic cell clearance.
- To explore disease states from impaired resolution and potential therapies.
Main Methods:
- Review of literature on lung inflammation and resolution mechanisms.
- Analysis of cellular interplay, including apoptotic cell clearance (efferocytosis).
- Examination of acute and chronic inflammatory lung diseases.
Main Results:
- Apoptotic cell clearance by macrophages is crucial for resolving inflammation.
- Dysregulated resolution contributes to various lung diseases.
- Pharmacological strategies may enhance resolution of lung inflammation.
Conclusions:
- Effective resolution of lung inflammation is vital for preventing chronic lung disease.
- Understanding cellular interactions in efferocytosis offers therapeutic targets.
- Further research into pharmacological manipulation can aid treatment.
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