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Conjugates of DNA and plasmonic nanoparticles for the development of an SPR sensor for nucleic acids

  • Maria Y. Berezovskaya
  • , Pavel V. Filatov
  • , Polina S. Luganskaya
  • , Alexandra V. Afanasieva
  • , Daria A. Gorbenko
  • , Maria S. Rubel
  • , Daler R. Dadadzhanov
  • , Tigran A. Vartanyan

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Detection of nucleic acids has become a promising approach in diagnostics, but current methods often have limitations such as the need for expensive equipment or reduced sensitivity and specificity. Tuberculosis caused by M.tuberculosis is a widespread infectious disease that is also prone to developing antibiotic resistance. In this study, we introduce a novel method for detection and genotyping of M. tuberculosis using a biosensor based on a four-way junction (4WJ) DNA probe and plasmon Au nanospheres.

Original languageEnglish
Title of host publicationBiophotonics in Point-of-Care III
EditorsHatice Altug, Julien Moreau
PublisherSPIE
ISBN (Electronic)9781510673342
DOIs
StatePublished - 1 Jan 2024
Externally publishedYes
EventBiophotonics in Point-of-Care III 2024 - Strasbourg, France
Duration: 10 Apr 202412 Apr 2024

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume13008
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceBiophotonics in Point-of-Care III 2024
Country/TerritoryFrance
CityStrasbourg
Period10/04/2412/04/24

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Au nanorods
  • Au nanospheres
  • DNA biosensor
  • Mycobacterium tuberculosis
  • pathogen detection
  • plasmonics

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Instrumentation
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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