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Aptamers as molecular tools for bioanalytical methods.

Sara Tombelli1, Marco Mascini

  • 1Università degli Studi di Firenze, Dipartimento di Chimica, Via della Lastruccia 3, Sesto Fiorentino, Florence, Italy.

Current Opinion in Molecular Therapeutics
|March 31, 2009
PubMed
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This summary is machine-generated.

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Aptamers, which are DNA or RNA ligands, are versatile tools for bioanalysis. This review highlights recent advancements in aptamer applications, particularly with nanoparticles for electrochemical and optical sensing.

Area of Science:

  • Biochemistry
  • Analytical Chemistry
  • Biotechnology

Background:

  • Aptamers are single-stranded DNA or RNA molecules selected for specific target binding.
  • Their nucleic acid nature provides unique characteristics like versatility, specificity, and synthetic accessibility.
  • Aptamers are increasingly recognized as valuable ligands in bioanalytical applications.

Purpose of the Study:

  • To review the evolving applications of aptamers in bioanalytical methods.
  • To emphasize novel aptamer-based studies, especially those utilizing their biochemical properties.
  • To discuss the integration of aptamers with other technologies like nanoparticles for enhanced sensing.

Main Methods:

  • Literature review of recent aptamer-based studies.

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Last Updated: Jun 24, 2026

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  • Focus on aptamers' biochemical properties and their exploitation in sensing.
  • Examination of aptamer use in combination with nanoparticles for electrochemical and optical techniques.

    • Main Results:

    • Aptamers demonstrate significant potential as versatile and specific bioanalytical ligands.
    • Recent studies showcase innovative uses of aptamers in various bioanalytical assays.
    • Combining aptamers with nanoparticles enhances electrochemical and optical detection methods.

    Conclusions:

    • Aptamers are powerful tools for bioanalysis due to their unique characteristics.
    • The integration of aptamers with nanotechnology offers promising avenues for advanced biosensing.
    • Continued research into aptamer applications will drive innovation in bioanalytical sciences.