Recent advancements in metal-organic framework-based aptasensors

Area of Science:

• Materials Science
• Analytical Chemistry
• Biotechnology

Background:

• Metal-organic frameworks (MOFs) are hybrid crystalline materials with diverse applications.
• MOFs are increasingly utilized to immobilize aptamers through various interactions.
• Aptamers are short DNA or RNA sequences with high specificity for target molecules.

Purpose of the Study:

• To provide a comprehensive review of recent advancements in MOF-based aptasensors.
• To summarize the development and applications of MOF-aptasensor systems.
• To discuss future opportunities and challenges in the field.

Main Methods:

• Literature review of MOF-based aptasensor research.
• Analysis of MOF-aptamer immobilization strategies.
• Discussion of sensing mechanisms and performance metrics.

Main Results:

• MOFs enhance aptasensor performance through high surface area and tunable properties.
• MOF-aptasensors demonstrate high sensitivity, selectivity, and designability.
• Various MOF materials and aptamer combinations have been explored for sensing applications.

Conclusions:

• MOF-based aptasensors represent a significant advancement in sensing technology.
• The integration of MOFs and aptamers offers a promising platform for developing next-generation biosensors.
• Further research is needed to address challenges and unlock the full potential of MOF-aptasensors.