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Updated: Feb 18, 2026
09:14
Visualizing Macrophage Extracellular Traps Using Confocal Microscopy
Published on: October 19, 2017
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Macrophage Extracellular Traps in Immunity and Cancer.
Junyao Li1, Eugenie Nepovimova2,3, Adam Grundel3
1College of Life Science, Yangtze University, Jingzhou, China.
Advanced Science (Weinheim, Baden-Wurttemberg, Germany)
|February 16, 2026
Summary
Macrophage extracellular traps (METs) are immune structures that fight pathogens but also promote cancer by creating an immunosuppressive environment. Targeting METs may improve cancer immunotherapy effectiveness.
Area of Science:
- Immunology
- Oncology
- Cell Biology
Background:
- Macrophage extracellular traps (METs) are DNA-based structures released by macrophages.
- METs are crucial for innate immunity, trapping pathogens and modulating inflammation.
- Chronic inflammation, often involving METs, is linked to cancer development.
Purpose of the Study:
- To review the multifaceted roles of METs in immunity, cancer development, and immunotherapy.
- To explore how METs influence the tumor microenvironment and cancer progression.
- To assess the dual role of METs in cancer immunotherapy.
Main Methods:
- Literature review of studies on METs in immunity and cancer.
- Analysis of METs' impact on inflammatory pathways.
- Examination of METs' interactions with tumor cells and immune cells.
Main Results:
- METs contribute to inflammation and pathogen clearance.
- METs promote tumorigenesis by fostering an immunosuppressive tumor microenvironment.
- METs present both barriers and potential synergistic effects in cancer immunotherapy.
Conclusions:
- METs play complex roles in immunity and cancer.
- Understanding METs' functions is key to developing novel cancer therapies.
- Targeting METs could enhance the efficacy of cancer immunotherapies.
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