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Bioactive DNA from extracellular vesicles and particles.
Ethan Z Malkin1, Scott V Bratman2,3,4
1Department of Medical Biophysics, University of Toronto, Toronto, ON, Canada.
Cell Death & Disease
|July 29, 2020
Summary
Extracellular vesicles (EVs) and particles (EPs) carry DNA, acting as functional mediators and potential disease biomarkers. This review explores EV/EP DNA
Area of Science:
- Biochemistry
- Molecular Biology
- Cell Biology
Background:
- Extracellular vesicles (EVs) and particles (EPs) are key in intercellular communication, primarily studied for their protein, lipid, and RNA content.
- The DNA component of EVs/EPs is less understood but present in most populations.
- EV/EP DNA has potential roles in pathological states like malignancies and autoimmune diseases.
Purpose of the Study:
- To provide a comprehensive overview of current research on DNA within extracellular vesicles and particles.
- To focus on the functional roles of EV/EP DNA as mediators and biomarkers in disease.
- To review the origins, structure, localization, and distribution of EV/EP DNA.
Main Methods:
- Literature review of studies investigating EV/EP DNA.
- Analysis of existing data on EV/EP DNA composition and function.
- Synthesis of information regarding EV/EP DNA origins and characteristics.
Main Results:
- EV/EP DNA is found in various pathological conditions, including cancers and autoimmune diseases.
- Cell-free DNA, including EV/EP DNA, shows promise as a biomarker in liquid biopsies.
- The functional significance and origins of EV/EP DNA are areas of ongoing research and debate.
Conclusions:
- EV/EP DNA represents a significant, understudied component of extracellular vesicles and particles.
- EV/EP DNA holds considerable potential as a novel biomarker for disease detection and monitoring.
- Further research is needed to fully elucidate the origins, structure, and functional roles of EV/EP DNA.
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