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Related Experiment Video

Updated: Jun 21, 2026

Surface-enhanced Resonance Raman Scattering Nanoprobe Ratiometry for Detecting Microscopic Ovarian Cancer via Folate Receptor Targeting
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Functionalized nanoparticles for bioanalysis by SERRS.

Duncan Graham1, Karen Faulds, David Thompson

  • 1Department of Pure and Applied Chemistry, Centre for Molecular Nanometrology, WestCHEM, University of Strathclyde, Glasgow G1 1XL, UK. duncan.graham@strath.ac.uk

Biochemical Society Transactions
|July 21, 2009
PubMed
Summary
This summary is machine-generated.

Functionalized silver and gold nanoparticles enable specific molecular detection. This approach offers sensitive detection for DNA, in vivo imaging, and immunoassays using surface-enhanced resonance Raman scattering (SERRS).

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Last Updated: Jun 21, 2026

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Area of Science:

  • Nanotechnology
  • Biomolecular Engineering
  • Spectroscopy

Background:

  • Metallic nanoparticles serve as versatile materials in nanostructures, spectroscopy, and biomolecule labeling.
  • Functionalization of nanoparticles with biomolecular probes allows for specific molecular interactions and measurable property changes.

Purpose of the Study:

  • To demonstrate the functionalization of silver and gold nanoparticles with specific biomolecular probes.
  • To showcase the application of these functionalized nanoparticles in detecting target molecules through measurable property changes.

Main Methods:

  • Functionalization of silver and gold nanoparticles with specific biomolecular probes.
  • Utilizing surface-enhanced resonance Raman scattering (SERRS) for detection.
  • Application in DNA hybridization detection, in vivo imaging, and immunoassay development.

Main Results:

  • Demonstrated specific molecular recognition events by measuring changes in nanoparticle properties.
  • Successfully applied functionalized nanoparticles for DNA sequence detection via SERRS.
  • Developed nanoparticle-based immunoassays and demonstrated in vivo SERRS imaging.

Conclusions:

  • Functionalized metallic nanoparticles provide a sensitive platform for molecular recognition.
  • The combination of nanoparticles and SERRS yields highly informative data from biological systems.
  • This approach enables advanced applications in diagnostics and biological imaging.