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Updated: Sep 7, 2025

Optical Trapping of Nanoparticles

Optical Trapping of Nanoparticles

Published on: January 15, 2013

Nanomaterials for virus sensing and tracking.

Muqsit Pirzada^1,2, Zeynep Altintas^1,2

¹Technical University of Berlin, Faculty of Natural Sciences and Maths, Straße des 17. Juni 124, Berlin 10623, Germany. zeynep.altintas@tu-berlin.de.

Chemical Society Reviews

|June 23, 2022

Summary

Nanomaterials offer advanced solutions for rapid, equipment-free virus detection and tracking. Their unique properties enhance sensitivity and stability, overcoming limitations of traditional methods for point-of-care diagnostics and research.

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Area of Science:

Biomedical Engineering
Materials Science
Nanotechnology

Background:

The COVID-19 pandemic highlighted the need for rapid, cost-effective point-of-care virus diagnostics.
Conventional methods like PCR face limitations in speed, cost, and equipment requirements.
Current fluorescent reporters suffer from poor stability and photobleaching, hindering viral infection studies.

Purpose of the Study:

To review the integration of nanomaterials in virus sensing and tracking technologies.
To explore the potential of nanomaterials as alternatives to conventional diagnostic methods.
To discuss the advantages of nanomaterials for point-of-care systems and single virus tracking.

Main Methods:

Review of current literature on nanomaterial applications in virology.

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Analysis of carbon-allotrope, inorganic, and organic-based nanomaterials for sensing and imaging.

Discussion of nanomaterial-based platforms including lab-on-a-chip, paper-based, and smartphone systems.

Main Results:

Nanomaterials offer superior photostability, brightness, and signal amplification compared to organic dyes.
Their high surface-to-volume ratio facilitates biomolecular integration and signal transduction.
Nanomaterials enable enhanced temporal resolution and sensitivity in virus detection and tracking.

Conclusions:

Nanomaterials present a versatile, affordable, and effective solution for detecting and tracing viruses.
They hold significant potential for developing advanced point-of-care diagnostic tools.
Further research can leverage nanomaterials for improved understanding of viral infections and drug development.