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Towards single-molecule diagnostics using microfluidic manipulation and quantum dot nanosensors

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Abstract

In this report, we review several single-molecule detection (SMD) methods and newly developed nanocrystal-mediated single-fluorophore strategies for ultrasensitive and specific analysis of genomic sequences. These include techniques, such as quantum dot (QD)-mediated fluorescence resonance energy transfer (FRET) technology and dual-color fluorescence coincidence and colocalization analysis, which allow separation-free detection of low-abundance DNA sequences and mutational analysis of oncogenes. Microfluidic approaches developed for use with single-molecule detection to achieve rapid, low-volume, and quantitative analysis of nucleic acids, such as electrokinetic manipulation of single molecules and confinement of sub-nanoliter samples using microfluidic networks integrated with valves, are also discussed.

Original languageEnglish (US)
Title of host publicationProceedings of the 5th International Conference on Nanochannels, Microchannels and Minichannels, ICNMM2007
Pages1133-1140
Number of pages8
DOIs
StatePublished - 2007
Event5th International Conference on Nanochannels, Microchannels and Minichannels, ICNMM2007 - Puebla, Mexico
Duration: Jun 18 2007 → Jun 20 2007

Publication series

NameProceedings of the 5th International Conference on Nanochannels, Microchannels and Minichannels, ICNMM2007

Conference

Conference5th International Conference on Nanochannels, Microchannels and Minichannels, ICNMM2007
Country/TerritoryMexico
CityPuebla
Period6/18/07 → 6/20/07

ASJC Scopus subject areas

  • Mechanical Engineering
  • General Physics and Astronomy

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