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Fibroin-Hybrid Systems: Current Advances in Biomedical Applications
Matheus Valentin Maia1,2, Eryvaldo Sócrates Tabosa do Egito3, Anne Sapin-Minet4
1Laboratório de Bioengenharia, Universidade Federal de Itajubá, Itabira 35903-087, Minas Gerais, Brazil.
Molecules (Basel, Switzerland)
|January 25, 2025
Summary
Silk fibroin, a biocompatible protein, faces stability challenges in biomedical uses. Grafting polymers onto fibroin enhances its stability and creates advanced fibroin-hybrid systems for improved therapeutic applications.
Area of Science:
- Biomaterials Science
- Protein Engineering
- Nanotechnology
Background:
- Silk fibroin is a natural protein with excellent biocompatibility and non-immunogenicity.
- Current biomedical applications of fibroin are limited by rapid enzymatic degradation and poor in vivo stability.
- Chemical modification offers a route to overcome fibroin's limitations.
Purpose of the Study:
- To review the applications of fibroin-hybrid systems created through polymer grafting.
- To highlight the enhancement of fibroin stability and the development of smart conjugates.
- To showcase recent preclinical evaluations of these advanced biomaterials.
Main Methods:
- Chemical modification of silk fibroin protein surface.
- Grafting of polymers and inorganic compounds onto fibroin.
- Preparation and characterization of fibroin-hybrid systems.
Main Results:
- Fibroin-hybrid systems demonstrate enhanced stability compared to native fibroin.
- Surface modification via polymer grafting improves biocompatibility and controlled release.
- Preclinical studies show promising results for various biomedical applications.
Conclusions:
- Fibroin-hybrid systems represent a significant advancement in utilizing silk fibroin for biomedical applications.
- Polymer grafting is a key strategy to enhance fibroin's performance and expand its therapeutic potential.
- Further research into fibroin-hybrid systems is warranted to fully realize their clinical benefits.
