Enzyme-free signal amplification in the DNAzyme sensor via target-catalyzed hairpin assembly

Chem Commun (Camb). 2012 Mar 25;48(25):3112-4. doi: 10.1039/c2cc30305a. Epub 2012 Feb 16.

Abstract

A simple, highly sensitive and enzyme-free DNAzyme sensor based on target-catalyzed hairpin assembly is developed, which permits detection of 0.1 pM target DNA. Furthermore, this DNAzyme sensor is capable of detecting target DNA in real samples because of its high selectivity.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Biocatalysis
  • Biosensing Techniques / methods*
  • DNA / analysis*
  • DNA / chemistry
  • DNA, Catalytic*
  • Nucleic Acid Conformation
  • Sensitivity and Specificity

Substances

  • DNA, Catalytic
  • DNA