Hydrogen-Releasing Gel and Diabetic Wound Healing in Mice
Development of an aminoguanidine hybrid hydrogel composites with hydrogen and oxygen supplying performance to boost infected diabetic wound healing
Research hubs: Skin & Dermatology System
This research was done in animals. Results in animals often don't carry over to people.
- Evidence type
- Animal study (mouse)
- Authors
- Yilei Yang, Dejun Ding, Changbao Huang, Xinghua Ding, Tao Wang, Mengting Zhuo, Huijuan Wang, Shuangshuang Kai, Ni Cheng
- Journal
- Journal of Colloid and Interface Science
- Year
- 2025
- PMID
- 40157079
- Study Type
- Mouse
- Delivery
- Gas (Sustained Release)
- Outcome
- Positive
- Peer Reviewed
- Yes
- Cited by
- 21 (OpenAlex, as of November 2026)
- Country
- China
TL;DR
Researchers created a special healing gel that helps diabetic wounds heal faster by fighting infection, reducing harmful molecules, and improving oxygen levels in the wound.
Key Finding
A hydrogen and oxygen-releasing hydrogel dressing killed over 95% of bacteria in infected diabetic wounds and significantly accelerated healing in mouse studies by simultaneously reducing harmful oxidative stress, improving oxygen levels, and decreasing inflammation.
Summary
Researchers created a special gel wound dressing designed to treat infected wounds in people with diabetes. The gel contains nanoparticles (tiny particles) that release hydrogen gas and oxygen, along with a compound called aminoguanidine. In mouse studies, the gel killed over 95% of bacteria when exposed to light, reduced harmful molecules called reactive oxygen species that damage cells, improved oxygen levels in wounds, and helped wounds heal faster by reducing inflammation and promoting skin cell growth.
Practical Takeaway
This is early-stage research conducted only in mice, so it cannot yet be applied to humans. While the results are promising for a potential future wound dressing technology that combines hydrogen gas delivery with other therapeutic components, much more research—including human clinical trials—would be needed before any health claims could be made. The study demonstrates a novel approach to diabetic wound care but remains in the laboratory development phase.
Abstract (excerpt)
Diabetic wounds tend to develop into non-healing wounds associated with a complex inflammatory microenvironment of uncontrollable bacterial infection, reactive oxygen species (ROS) accumulation, and chronic hypoxia. This study developed a multifunctional hydrogel system by integrating…