Biomolecule-Conjugated Macroporous Hydrogels for Biomedical Applications.

Area of Science:

• Biomaterials Science
• Biomedical Engineering
• Polymer Chemistry

Background:

• Macroporous hydrogels are versatile scaffolds with applications in bioseparation, biocatalysis, cell therapy, tissue regeneration, and environmental remediation.
• Functionalization with biomolecules enhances their performance in these diverse fields.

Purpose of the Study:

• To review different types of biomolecules conjugated onto macroporous hydrogels.
• To discuss fabrication techniques for macroporous hydrogels and biomolecule attachment.
• To highlight applications of biofunctionalized macroporous hydrogels in various scientific domains.

Main Methods:

• Literature review of studies on biomolecule-conjugated macroporous hydrogels.
• Analysis of fabrication techniques for hydrogel synthesis and biomolecule immobilization.
• Categorization of applications based on incorporated biomolecules and hydrogel properties.

Main Results:

• Natural polymers, extracellular matrix (ECM) components, growth factors, peptides, and proteins are commonly used for functionalization.
• Applications include cell/biomolecule separation, tissue repair, biocatalysis (enzymes), and environmental pollution control.
• Functionalization with drugs enables controlled drug release; clinically available products exist.

Conclusions:

• Biomolecule conjugation significantly enhances the utility of macroporous hydrogels across biomedical and environmental sectors.
• The choice of biomolecule and fabrication method dictates the hydrogel's specific application and efficacy.
• Biofunctionalized macroporous hydrogels represent a promising platform for advanced technological solutions.