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Related Experiment Video

Updated: May 16, 2026

Optimizing Extracellular Vesicle Delivery Using a Core-Sheath 3D-Bioprinted Scaffold for Chronic Wound Management
09:17

Optimizing Extracellular Vesicle Delivery Using a Core-Sheath 3D-Bioprinted Scaffold for Chronic Wound Management

Published on: February 28, 2025

Extracellular Vesicle-Functionalized DNA Hydrogels as Next-Generation Intelligent Platforms for Wound Healing and

Hong Yao1, Siqi Ning2, Jiajia Leng2

  • 1School of Information and Optoelectronic Science and Engineering, South China Normal University, Guangzhou, China.

Macromolecular Bioscience
|May 15, 2026
PubMed
Summary

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Clinical Applications of Epidermal Stem Cells01:19

Clinical Applications of Epidermal Stem Cells

Epidermal stem cells (EpiSCs) are mainly located at the basal layer of the epidermis. These cells repair minor injuries of the skin and replace dead skin cells. However, EpiSCs’ cannot heal severe wounds such as major burns or those from diabetes or hereditary disorders. In such cases, culturing the epidermal stem cells from the patient is possible and has yielded successful treatment options, such as laboratory-grown skin grafts. These grafts are synthesized using a patient’s own EpiSCs...

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Extracellular vesicles (EVs) combined with DNA hydrogels offer advanced wound healing solutions. This innovative approach improves EV stability and controlled release for enhanced tissue repair and regeneration.

Area of Science:

  • Biomaterials Science
  • Regenerative Medicine
  • Tissue Engineering

Background:

  • Extracellular vesicles (EVs) show therapeutic potential for tissue repair via intercellular communication and immunomodulation.
  • Clinical use of EVs for wound healing is hindered by rapid clearance, poor retention, and uncontrolled bioactivity.

Purpose of the Study:

  • To review recent advances in extracellular vesicle-functionalized DNA hydrogels for wound healing and management.
  • To explore the design, incorporation, and synergistic mechanisms of these hybrid systems.

Main Methods:

  • Review of current literature on DNA hydrogels and EV functionalization strategies.
  • Discussion of hybrid systems' mechanisms in regulating inflammation, promoting angiogenesis, and accelerating regeneration.
Keywords:
DNA hydrogelsextracellular vesicleshydrogelsintelligent platformswound healing

Related Experiment Videos

Last Updated: May 16, 2026

Optimizing Extracellular Vesicle Delivery Using a Core-Sheath 3D-Bioprinted Scaffold for Chronic Wound Management
09:17

Optimizing Extracellular Vesicle Delivery Using a Core-Sheath 3D-Bioprinted Scaffold for Chronic Wound Management

Published on: February 28, 2025

  • Highlighting intelligent features like stimuli-responsive release and biosensing capabilities.

    • Main Results:

    • DNA hydrogels enhance EV stability, enable sustained release, and provide spatiotemporal control of therapeutic signaling.
    • EV-functionalized DNA hydrogels synergistically regulate inflammation, promote angiogenesis, and accelerate tissue regeneration.
    • Emerging intelligent features offer programmable therapeutic delivery and biosensing capabilities.

    Conclusions:

    • EV-functionalized DNA hydrogels represent a next-generation platform for advanced wound healing.
    • Addressing challenges in manufacturing, standardization, and translation is crucial for clinical application.
    • Future perspectives focus on optimizing these systems for regenerative medicine.