Recent Advances in Metal-Organic Framework-Based Electrochemical Biosensing Applications

Area of Science:

• Materials Science
• Electrochemistry
• Biosensing

Background:

• Metal-organic frameworks (MOFs) possess high porosity and surface area, making them suitable for biosensing platforms.
• Electrochemical methods offer sensitive, rapid, and cost-effective analyte detection.

Purpose of the Study:

• To review preparation methods for electroactive MOFs.
• To highlight recent biosensing applications of MOFs for various targets.
• To discuss future challenges and prospects in MOF-based electrochemical biosensors.

Main Methods:

• Synthesis of electroactive MOFs using electroactive ligands or metal ions.
• Functionalization of MOFs with biomolecules.
• Modification of MOFs into composite materials.

Main Results:

• MOFs can be effectively prepared through various synthetic and modification strategies.
• MOF-based electrochemical biosensors demonstrate high sensitivity and accuracy for detecting small biomolecules, biomacromolecules, and pathogenic cells.

Conclusions:

• Electroactive MOFs are versatile materials for developing advanced electrochemical biosensors.
• Further research into MOF synthesis and application holds significant potential for improved biosensing technologies.