ArticleAntioxidants (Basel, Switzerland)2025
Bioinspired Co-Assembled Hydrogels Constructed from Marine Self-Assembling Peptides and Polyphenol Network: Antioxidant and Infected Wound Healing.
Article in Antioxidants (Basel, Switzerland), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.
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Abstract
Infectious wounds pose formidable clinical challenges due to hypoxia, exacerbated inflammation, and persistent microbial colonization. To address this, we developed a bioinspired multifunctional hydrogel (PTDPs) through the in situ freeze-thaw co-assembly of polyvinyl alcohol (PVA), tea polyphenols (TP), polydopamine (PDA), and marine-derived self-assembling peptides (AAPs). The resultant PTDP hydrogel formed an intricate hydrogen-bonded network that enhanced mechanical robustness and substrate adhesion. TP and PDA synergistically confer potent antioxidant properties: TP scavenges radicals via phenolic hydroxyl groups while PDA enhances responsiveness to diverse radicals in hypoxic environments. Integrated with AAPs' pro-regenerative functions and PDA's broad-spectrum antimicrobial efficacy, this system generates therapeutic synergy. Characterization revealed outstanding physicochemical properties including tunable plasticity, high swelling ratios, and sustained hydration retention. In vitro studies demonstrated potent antioxidant activity, efficient inhibition of
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