Cited by 548Wound Healing and TreatmentsHydrogels: synthesis, properties, applicationsSurgical Sutures and Adhesives

Mussel-inspired adhesive antioxidant antibacterial hemostatic composite hydrogel wound dressing via photo-polymerization for infected skin wound healing

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Yang, Yutong, Liang, Yongping, Chen, Jueying, Duan, Xianglong, Guo, Baolin·2022·Bioactive Materials

Abstract

With the increasing prevalence of drug-resistant bacterial infections and the slow healing of chronically infected wounds, the development of new antibacterial and accelerated wound healing dressings has become a serious challenge. In order to solve this problem, we developed photo-crosslinked multifunctional antibacterial adhesive anti-oxidant hemostatic hydrogel dressings based on polyethylene glycol monomethyl ether modified glycidyl methacrylate functionalized chitosan (CSG-PEG), methacrylamide dopamine (DMA) and zinc ion for disinfection of drug-resistant bacteria and promoting wound healing. The mechanical properties, rheological properties and morphology of hydrogels were characterized, and the biocompatibility of these hydrogels was studied through cell compatibility and blood compatibility tests. These hydrogels were tested for the in vitro blood-clotting ability of whole blood and showed good hemostatic ability in the mouse liver hemorrhage model and the mouse-tail amputation model. In addition, it has been confirmed that the multifunctional hydrogels have good inherent antibacterial properties against Methicillin-resistant Staphylococcus aureus (MRSA). In the full-thickness skin defect model infected with MRSA, the wound closure ratio, thickness of granulation tissue, number of collagen deposition, regeneration of blood vessels and hair follicles were measured. The inflammation-related cytokines (CD68) and angiogenesis-related cytokines (CD31) expressed during skin regeneration were studied. All results indicate that these multifunctional antibacterial adhesive hemostatic hydrogels have better healing effects than commercially available Tegaderm™ Film, revealing that they have become promising alternative in the healing of infected wounds.

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  • Yang and coworkers utilized the coordination of Zn2+ with catechol to develop a composite injectable hydrogel (CSG-PEG/DMA/Zn); due to the inherent antibacterial property of Zn2+, the developed injectable hydrogel exhibited antimicrobial properties.

    “For example, Yang and coworkers utilized the coordination of Zn2+ with catechol to develop a composite injectable hydrogel (CSG-PEG/DMA/Zn). Due to the inherent antibacterial property of Zn2+, the developed injectable hydrogel exhibited antimicrobial properties [36].”

    From Mussel-Inspired Injectable Adhesive Hydrogels for Biomedical Applications (2024) · cites this paper as [36]

    Split into 2 atoms — 1 confirmed, 1 partially supported, 0 disputed, 0 misattributed, 0 unverifiable. Expand the claim to see per-atom verdicts.

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  • The incorporation of DOPA or other catechol compounds endows hydrogels with enhanced adhesion and antimicrobial activity.

    “The incorporation of DOPA or other catechol compounds endows hydrogels with enhanced adhesion and antimicrobial activity [36,105,106,107].”

    From Mussel-Inspired Injectable Adhesive Hydrogels for Biomedical Applications (2024) · cites this paper as [36]

    The Morphology, adhesion, and antioxidation section reports that catechol groups improve hydrogel adhesion. But the Preparation section says zinc ions were introduced to improve antibacterial properties, and the Antibacterial property and cell compatibility section identifies zinc ions as the main antibacterial component. The paper therefore does not support attributing both effects to DOPA or other catechol compounds. (LLM, conf=0.90)

    Experimental — accuracy not yet measured
  • The fascinating properties of mussel-inspired injectable hydrogels benefit their application in numerous biomedical fields, such as wound closure and healing, hemostasis, bone repair, drug delivery, smart sensors, and biological coatings.

    “Their fascinating properties benefit their application in numerous biomedical fields, such as wound closure and healing [36,37], hemostasis [38,39], bone repair [40,41], drug delivery [42,43], smart sensors [44], biological coatings [45], etc. (Figure 2).”

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Cited by

Sorted by citations

Authors
Yang, Y., Liang, Y., Chen, J., Duan, X., & Guo, B.
Affiliations
  • Shaanxi Provincial People's Hospital (CN)
  • Xi'an Jiaotong University (CN)
Corresponding author
  • Duan, Xianglong
  • Guo, Baolin
Venue
Bioactive Materials
Publisher
Elsevier BV
Published
2022-02
Volume
8
Pages
341-354
ISSN
  • 2097-1192 (ISSN-L)
  • 2452-199X
OpenAlex
W3174641118
Cited by
548
References
0
Citations by year
2026: 34 · 2025: 98 · 2024: 140 · 2023: 149 · 2022: 118 · 2021: 9
FWCI
54.60
Type
journal article
Language
en
Open access
Locations
  • Bioactive Materials (publishedVersion, cc-by-nc-nd)
  • Europe PMC (PubMed Central) (publishedVersion, other-oa)
  • PubMed Central (publishedVersion, cc-by-nc-nd)
  • PubMed (publishedVersion)
  • DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion, cc-by-sa)
Funders
  • Education Department of Shaanxi Province (18JC027)
  • State Key Laboratory for Mechanical Behavior of Materials
  • Fundamental Research Funds for the Central Universities
  • National Natural Science Foundation of China (51673155, 51973172)
  • Xi’an Jiaotong University (2019LHM-KFKT008)
  • Natural Science Foundation of Shaanxi Province (2019TD-020, 2020JC-03)
Topics
  • Health Sciences › Medicine › Rehabilitation › Wound Healing and Treatments
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Medicine › Hydrogels: synthesis, properties, applications
  • Health Sciences › Medicine › Surgery › Surgical Sutures and Adhesives
Keywords
mussel-inspired adhesives, hydrogel dressing, antibacterial hydrogel, antioxidant hydrogel, hemostatic hydrogel, infected wound healing, methicillin-resistant Staphylococcus aureus, photo-crosslinked hydrogel, chitosan, glycidyl methacrylate, dopamine, zinc ions, drug-resistant bacterial infections, skin regeneration, angiogenesis, inflammation, hemocompatibility, biocompatibility

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