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Biomaterials via peptide assembly: Design, characterization, and application in tissue engineering
Vincent P Gray1, Connor D Amelung2, Israt Jahan Duti1
1Department of Chemical Engineering, University of Virginia, Charlottesville, VA, 22903, United States.
Acta Biomaterialia
|October 28, 2021
Summary
Designing self-assembling peptide hydrogels offers a versatile platform for creating bioactive biomaterials. Understanding peptide assembly mechanisms is key to advancing tissue engineering and regenerative medicine applications.
Area of Science:
- Biomaterials Science
- Supramolecular Chemistry
- Tissue Engineering
Background:
- Designing bioactive microenvironments is crucial for biomaterials.
- Self-assembling peptides form dynamic hydrogels mimicking native tissue.
- Peptide hydrogels offer facile, automatable, and cost-effective preparation.
Purpose of the Study:
- To review the design principles of self-assembling peptides.
- To discuss characterization tools for peptide-based biomaterials.
- To highlight applications in tissue engineering and regenerative medicine.
Main Methods:
- Discussing peptide primary and secondary structure.
- Exploring molecular interactions driving self-assembly.
- Reviewing characterization techniques for structure, properties, and function.
Main Results:
- Peptide design influences hydrogel assembly, morphology, and properties.
- Characterization methods elucidate structure-property relationships.
- Peptide hydrogels exhibit extracellular matrix-mimetic properties.
Conclusions:
- Connecting molecular features to macroscopic properties guides biomaterial design.
- Peptide-based biomaterials hold significant potential for tissue engineering.
- Further research can advance regenerative medicine through tailored peptide assemblies.
