A label-free fluorescence assay for potassium ions using riboflavin as a G-quadruplex ligand

Analyst. 2015 May 21;140(10):3352-5. doi: 10.1039/c5an00242g. Epub 2015 Apr 10.

Abstract

A label-free fluorescence K(+) assay was developed using riboflavin, a new G-quadruplex ligand, and a G-quadruplex sequence (PW17).

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • G-Quadruplexes* / drug effects
  • Humans
  • Ligands
  • Potassium / analysis*
  • Potassium / chemistry
  • Potassium / pharmacology
  • Potassium / urine
  • Riboflavin / metabolism*
  • Spectrometry, Fluorescence / methods*

Substances

  • Ligands
  • Potassium
  • Riboflavin