DNA Origami and Their Application in Biosensors

Area of Science:

• Biotechnology
• Nanotechnology
• Analytical Chemistry

Background:

• Biosensors have advanced from basic electrochemical devices to sophisticated tools incorporating AI for multiplex detection.
• DNA origami integration offers enhanced precision, programmability, and recognition capabilities for biosensing systems.

Purpose of the Study:

• To systematically review the integration of DNA origami with various biosensor platforms.
• To explore the design approaches for DNA origami nanostructures in biosensing.
• To highlight the potential and challenges of DNA origami-based biosensors.

Main Methods:

• Literature review of studies incorporating DNA origami with fluorescence, SERS, SPR, and electrochemical biosensors.
• Analysis of DNA origami nanostructure design strategies for biosensing applications.

Main Results:

• DNA origami-based biosensors demonstrate high sensitivity, precise spatial control, and rapid, modular detection.
• These biosensors can detect targets ranging from small molecules to large biological species.
• Versatile applications are identified across multiple sectors.

Conclusions:

• DNA origami significantly boosts biosensor performance, enabling precise and versatile molecular detection.
• Key challenges such as reproducibility and stability need addressing for clinical translation.
• Future research should focus on enhancing biocompatibility and structural integrity for point-of-care diagnostics.