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Morphological and Compositional Analysis of Neutrophil Extracellular Traps Induced by Microbial and Chemical Stimuli
Published on: November 4, 2022
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Neutrophil Extracellular Traps in Periodontitis: A Web of Intrigue
P C White1, I J Chicca2, P R Cooper1
1Periodontal Research Group & MRC Centre for Immune Regulation, University of Birmingham Dental School, Birmingham, UK.
Journal of Dental Research
|October 8, 2015
Summary
Neutrophil extracellular traps (NETs) are a key immune defense against pathogens. This review explores NET formation, function, and their potential role in periodontitis pathogenesis.
Area of Science:
- Immunology
- Microbiology
- Periodontology
Background:
- Neutrophil extracellular traps (NETs) are DNA webs with antimicrobial peptides, crucial for innate immunity.
- NETs can be released via NETosis, a ROS-dependent process, or by viable cells.
- Dysfunctional NETs are implicated in various immune-mediated diseases.
Purpose of the Study:
- To review the mechanisms, stimuli, and requirements for NET production.
- To discuss the pathogen-trapping and killing capabilities of NETs.
- To explore the potential role of NETs in periodontitis pathogenesis.
Main Methods:
- Literature review focusing on NET formation, function, and disease association.
- Analysis of the role of reactive oxygen species (ROS) and peptidyl arginine deiminase-4 in NETosis.
- Discussion of NETs' interaction with pathogens and host tissues.
Main Results:
- NETs effectively entrap and kill diverse pathogens using DNA and antimicrobial peptides.
- NET formation is a double-edged sword, potentially causing host tissue damage.
- Excessive or impaired NETs are linked to disease pathogenesis.
Conclusions:
- NETs are a vital antimicrobial mechanism with potential implications in periodontitis.
- Further research is needed to clarify the specific contribution of ROS-dependent NET formation in periodontal disease.
- Understanding NETs' role could offer new therapeutic strategies for periodontitis.
Keywords:
bacteriahost pathogen interactionsinflammationinnate immunityneutrophil biologyperiodontal disease(s)More Related Videos
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