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Gelatin Methacryloyl Hydrogels as a Multifaceted Platform for Promoting Nerve Regeneration
Shuaiwu Chen1, Yuqi Cao1, Yuanbo Wang1
1Heilongjiang University of Traditional Chinese Medicine School of Basic Medicine, Harbin, China.
Tissue Engineering. Part B, Reviews
|May 23, 2026
Summary
Gelatin methacryloyl (GelMA) hydrogels are advancing nerve tissue engineering. These versatile biomaterials offer tunable properties for enhanced nerve repair strategies and clinical translation.
Area of Science:
- Biomaterials Science
- Regenerative Medicine
- Neuroscience
Background:
- Nerve injuries cause significant functional deficits.
- Nerve tissue engineering seeks to restore function.
- Gelatin methacryloyl (GelMA) hydrogels are promising biomaterials.
Purpose of the Study:
- To review the evolution and applications of GelMA in nerve tissue engineering.
- To explore functionalization strategies for enhanced neural regeneration.
- To highlight GelMA's potential for clinical translation in nerve repair.
Main Methods:
- Review of literature on GelMA hydrogels for nerve repair.
- Analysis of functionalization strategies (cells, growth factors, conductive materials).
- Discussion of stimuli-responsive systems and 3D bioprinting applications.
Main Results:
- GelMA has evolved from a passive scaffold to an instructive biomaterial.
- Functionalization enhances GelMA's ability to guide nerve regeneration.
- Advanced GelMA systems show potential for complex nerve guidance conduits.
Conclusions:
- GelMA is a pivotal technology for next-generation nerve repair.
- Functionalized GelMA hydrogels offer personalized clinical solutions.
- GelMA enables intelligent biomaterials for improved functional recovery.

