Smart Hydrogels Empowering Tissue Repair: Material Design, Emerging Applications, Repair Mechanisms, and Future Challenges

Announcing a new article publication in BIO Integration. Smart hydrogels are attracting considerable interest in the biomedical field, because of their high water content, excellent biocompatibility and biodegradability, and distinctive properties in response to stimuli. Their three-dimensional mesh structure effectively mimics the microenvironment of human tissue, by maintaining moist conditions conducive to wound healing while also serving as a support for active ingredients, thus ensuring their precise and controlled release. Consequently, these materials have excellent potential for use in tissue regeneration.

This article first classifies smart hydrogels according to their response mechanisms, specifically systems that respond to temperature, pH, light, and magnetic fields. It then systematically examines potential applications of smart hydrogels in tissue regeneration, according to their ability to dynamically adapt to different tissue microenvironments, particularly the regeneration of skin, bone and cartilage, nerve tissue, and internal organs. Despite their promising potential, smart hydrogels still face several challenges, including imbalances in the rates of tissue degradation and regeneration, insufficient mechanical properties, and relatively limited functionality.

Future research should focus on material modification and optimization, AI-assisted design, and interdisciplinary collaboration between medicine and engineering to develop hydrogels’ multifunctional, personalized integration and clinical application, and ultimately enable smarter, more effective solutions for tissue engineering and regenerative medicine.

Read full open access article: https://www.scienceopen.com/hosted-document?doi=10.15212/bioi-2026-0004

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ISSN 2712-0074
eISSN 2712-0082

Yiming Gong, Bowen Sun, Xinyan Xiao al. Smart Hydrogels Empowering Tissue Repair: Material Design, Emerging Applications, Repair Mechanisms, and Future Challenges. BIOI. 2026. Vol. 7(1). DOI: 10.15212/BIOI-2026-0004.