Peptide-based amyloid hydrogel accelerates wound healing in both normal and diabetic rats
A peptide-based functional amyloid hydrogel promoted cell migration, proliferation, and collagen remodeling, achieving wound closure in 9 days (normal) and 15 days (diabetic rats) by mimicking the extracellular matrix.
Quick Facts
What This Study Found
Amyloid hydrogel achieved wound closure in 9 days (normal) and 15 days (diabetic rats). Enhanced cell migration, proliferation, collagen remodeling. Reduced inflammation while promoting angiogenesis and epidermal repair. H&E staining confirmed advanced regeneration.
Key Numbers
How They Did This
In vitro cell migration and proliferation assays plus in vivo wound healing studies in normal and diabetic rat models with histological analysis (H&E staining).
Why This Research Matters
Chronic wounds, especially in diabetics, are a massive healthcare burden. A peptide-based hydrogel that accelerates healing in diabetic models addresses one of the most challenging clinical problems in wound care.
The Bigger Picture
Self-assembling peptide hydrogels that form functional amyloid structures represent a biomimetic approach to wound healing. By mimicking the extracellular matrix, these materials may outperform traditional wound dressings.
What This Study Doesn't Tell Us
Rat model only. Specific peptide sequence and composition not detailed in abstract. No comparison to commercial wound dressings. Scalability and cost unknown. Human clinical trials needed.
Questions This Raises
- ?How does this compare to existing advanced wound dressings?
- ?What specific peptide sequences form the functional amyloid?
- ?Is the hydrogel effective for other chronic wound types (pressure ulcers, venous ulcers)?
Trust & Context
- Key Stat:
- 9 days to closure Peptide amyloid hydrogel achieved wound closure in 9 days (normal) and 15 days (diabetic)—outperforming untreated controls in both conditions
- Evidence Grade:
- Preclinical in vitro and in vivo study with histological validation. Good proof of concept but limited to rat models.
- Study Age:
- Published in 2025.
- Original Title:
- Peptide-Based Functional Amyloid Hydrogel Enhances Wound Healing in Normal and Diabetic Rat Models.
- Published In:
- Advanced healthcare materials, 14(9), e2403560 (2025)
- Database ID:
- RPEP-13561
Evidence Hierarchy
Frequently Asked Questions
What is a peptide amyloid hydrogel?
It is a gel made from peptides (small protein fragments) that self-assemble into organized amyloid fiber structures. These fibers create a mesh-like scaffold that mimics the body's natural extracellular matrix, providing a supportive environment for skin cells to grow and repair wounds.
Why is this important for diabetic wounds?
Diabetic wounds heal very slowly because diabetes impairs blood vessel formation, immune function, and cell growth. This hydrogel addresses all these problems by promoting cell migration, reducing inflammation, and stimulating new blood vessel and collagen formation, even in diabetic conditions.
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Cite This Study
https://rethinkpeptides.com/research/RPEP-13561APA
Shaw, Ranjit; Patel, Komal; Chimthanawala, Niyamat M A; Sathaye, Sadhana; Maji, Samir K. (2025). Peptide-Based Functional Amyloid Hydrogel Enhances Wound Healing in Normal and Diabetic Rat Models.. Advanced healthcare materials, 14(9), e2403560. https://doi.org/10.1002/adhm.202403560
MLA
Shaw, Ranjit, et al. "Peptide-Based Functional Amyloid Hydrogel Enhances Wound Healing in Normal and Diabetic Rat Models.." Advanced healthcare materials, 2025. https://doi.org/10.1002/adhm.202403560
RethinkPeptides
RethinkPeptides Research Database. "Peptide-Based Functional Amyloid Hydrogel Enhances Wound Hea..." RPEP-13561. Retrieved from https://rethinkpeptides.com/research/shaw-2025-peptidebased-functional-amyloid-hydrogel
Access the Original Study
Study data sourced from PubMed, a service of the U.S. National Library of Medicine, National Institutes of Health.
This study breakdown was produced by the RethinkPeptides research team. We analyze and report published research findings without making health recommendations. All interpretations are based solely on the published abstract and study data.