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Nanoscale Delivery of MicroRNAs via Extracellular Vesicles: Mechanisms Potential in Modulating Cellular Senescence
Zhi Zeng1, Kunshan Zhao1, Yuyan Ding1
1College of Veterinary Medicine, Sichuan Agricultural University, Chengdu, 611130, People's Republic of China.
International Journal of Nanomedicine
|July 20, 2026
Summary
Extracellular vesicles (EVs) deliver microRNAs (miRNAs) that regulate aging. Bio-inspired nanomedicine strategies using these EVs show promise for anti-aging therapies, despite clinical translation challenges.
Area of Science:
- Gerontology
- Nanomedicine
- Molecular Biology
Background:
- Senescence is a natural decline in physiological function over time.
- Intercellular communication, altered in senescence, involves signaling molecules that modulate aging.
- Extracellular vesicles (EVs) are natural nanocarriers for intercellular communication, transferring diverse cargoes like microRNAs (miRNAs).
Purpose of the Study:
- To summarize the regulatory roles of EV-delivered miRNAs in the aging process.
- To explore novel nanomedicine strategies for anti-aging applications utilizing EVs.
Main Methods:
- Review of existing literature on extracellular vesicles and microRNAs in aging.
- Analysis of miRNA regulatory functions within EVs during senescence.
- Proposal of bio-inspired nanomedicine approaches for EV-based anti-aging therapies.
Main Results:
- EVs facilitate efficient transfer of miRNAs, influencing aging processes both in vivo and in vitro.
- EV-derived miRNAs show significant potential in regulating senescence.
- EVs offer superior biocompatibility and barrier-crossing abilities compared to synthetic nanocarriers.
Conclusions:
- EV-delivered miRNAs are key regulators of aging and hold significant therapeutic potential for anti-aging interventions.
- Despite challenges in clinical translation, EV-based nanomedicine presents a promising frontier for anti-aging strategies.
- Further research into bio-inspired nanomedicine using EVs could unlock novel anti-aging treatments.
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