Peptides are emerging as a new class of biomaterials due to their unique chemical, physical, and biological properties. The development of peptide-based biomaterials is driven by the convergence of protein engineering and macromolecular self-assembly. This review covers the basic principles, applications, and prospects of peptide-based biomaterials. We focus on both chemically synthesized and genetically encoded peptides, including poly-amino acids, elastin-like polypeptides, silk-like polymers and other biopolymers based on repetitive peptide motifs. Applications of these engineered biomolecules in protein purification, controlled drug delivery, tissue engineering, and biosurface engineering are discussed.
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http://dx.doi.org/10.1016/j.mser.2008.04.004 | DOI Listing |
Macromol Biosci
January 2025
Institute of Nano Science and Technology (INST), Sector 81, Knowledge City, Mohali, Punjab, 140306, India.
Multicomponent self-assembly represents a cutting-edge strategy in peptide nanotechnology, enabling the creation of nanomaterials with enhanced physical and biological characteristics. This approach draws inspiration from the highly complex nature of the native extracellular matrix (ECM) constituting multicomponent biomolecular entities. In recent years, the combination of bioactive peptide with polymer has gained significant attention for the fabrication of novel biomaterials due to their inherent specificity, tunable physiochemical properties, biocompatibility, and biodegradability.
View Article and Find Full Text PDFJ Mater Chem B
January 2025
University of Bath, Claverton Down, Bath, BA2 7AY, UK.
Branched peptide-based materials draw inspiration from dendritic structures to emulate the complex architecture of native tissues, aiming to enhance the performance of biomaterials in medical applications. These innovative materials benefit from several key features: they exhibit slower degradation rates, greater stiffness, and the ability to self-assemble. These properties are crucial for maintaining the structural integrity and functionality of the materials over time.
View Article and Find Full Text PDFChemSusChem
January 2025
Universidad de Antioquia Facultad de Ciencias Exactas y Naturales, Instituto de Química, Calle 70 No 52-21, Medellín, NA, Medellín, COLOMBIA.
In recent years, mechanosynthesis of peptides through either chemical or enzymatic routes has been accomplished. In part, this advancement has been driven due to the organocatalytic properties of peptide-based biomaterials. In this work, we report the merging of chemical and enzymatic protocols under mechanochemical conditions to synthesize peptide materials based on L-proline and L-phenylalanine.
View Article and Find Full Text PDFJ Biomed Mater Res A
January 2025
Department of Bioengineering, Lehigh University, Bethlehem, Pennsylvania, USA.
Peptides are widely used in biomaterials due to their ease of synthesis, ability to signal cells, and modify the properties of biomaterials. A key benefit of using peptides is that they are natural substrates for cell-secreted enzymes, which creates the possibility of utilizing cell-secreted enzymes for tuning cell-material interactions. However, these enzymes can also induce unwanted degradation of bioactive peptides in biomaterials, or in peptide therapies.
View Article and Find Full Text PDFMaterials (Basel)
December 2024
Faculty of Arts and Science, Chemistry Department, Aksaray University, Aksaray 68100, Turkey.
Peptide-based nanomaterials can be easily functionalized due to their functional groups, as well as being biocompatible, stable under physiological conditions, and nontoxic. Here, diphenylalanineamide-based nanomaterials (FFANMs) were synthesized, decorated with Ca ions to set the surface charge, and characterized for possible use in gene delivery and drug release studies. FFANMs were characterized by SEM, TEM, dynamic light scattering (DLS), and LC-MS/MS.
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