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Updated: May 8, 2026

Rapid Nanoprobe Signal Enhancement by In Situ Gold Nanoparticle Synthesis
07:30

Rapid Nanoprobe Signal Enhancement by In Situ Gold Nanoparticle Synthesis

Published on: March 7, 2018

DNAzyme-functionalized gold nanoparticles for biosensing.

Yu Xiang1, Peiwen Wu, Li Huey Tan

  • 1Department of Chemistry and Beckman Institute, University of Illinois at Urbana-Champaign, Urbana, IL, 61801, USA.

Advances in Biochemical Engineering/Biotechnology
|September 13, 2013
PubMed
Summary
This summary is machine-generated.

DNAzyme-functionalized gold nanoparticles (AuNPs) show great promise for biosensing applications. These advanced nanomaterials are effective in detecting metal ions, small molecules, and enabling intracellular imaging.

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Area of Science:

  • Nanotechnology
  • Biochemistry
  • Analytical Chemistry

Background:

  • Gold nanoparticles (AuNPs) are widely used in biosensing.
  • DNAzymes offer catalytic activity and specific molecular recognition capabilities.

Purpose of the Study:

  • To summarize recent advancements in DNAzyme-functionalized AuNPs for biosensing.
  • To discuss methods for DNA attachment and detection of various analytes.

Main Methods:

  • Functionalization of AuNPs with DNAzymes.
  • Development of assays for detecting metal ions and small molecules.
  • Exploration of intracellular applications using DNAzyme-AuNPs.

Main Results:

  • DNAzyme-AuNPs demonstrate high sensitivity and specificity in biosensing.
  • Successful detection of metal ions and small molecules reported.
  • Intracellular imaging applications show potential.

Conclusions:

  • DNAzyme-functionalized AuNPs are a versatile platform for advanced biosensing.
  • These nanomaterials are expected to have broader multidisciplinary applications.