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High-Throughput Development and Optimization of RNA-Based Fluorogenic Biosensors of Small Molecules Using

Claire Husser1, Stéphanie Baudrey1, Michael Ryckelynck2

  • 1Université de Strasbourg, CNRS, Architecture et Réactivité de l'ARN, UPR 9002, Strasbourg, France.

Methods in Molecular Biology (Clifton, N.J.)
|September 26, 2022
PubMed
Summary

This study introduces a novel method for developing RNA-based fluorogenic biosensors. It optimizes communication modules for enhanced small-molecule detection, crucial for science and health applications.

Keywords:
AptamerAptasensorBiosensorDroplet-based microfluidicsHigh-throughput screeningLight-up aptamerNext-generation sequencingRNASmall molecule

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Area of Science:

  • Biochemistry
  • Molecular Biology
  • Biotechnology

Background:

  • Small molecules are vital in biological processes and disease development.
  • RNA aptamers offer specific ligand recognition for biosensor development.
  • Light-up RNA aptamers form the basis of novel fluorogenic biosensors.

Purpose of the Study:

  • To develop an ultrahigh-throughput screening procedure for RNA-based fluorogenic biosensors.
  • To optimize communication modules for improved information transmission in biosensors.
  • To enable the detection of small molecules for diverse applications.

Main Methods:

  • Utilized droplet-based microfluidics for ultrahigh-throughput screening.
  • Employed next-generation sequencing for comprehensive analysis.
  • Performed exhaustive functional exploration of sequence permutations for communication modules.

Main Results:

  • Successfully developed a screening procedure for RNA-based fluorogenic biosensors.
  • Identified optimized communication modules for enhanced biosensor performance.
  • Demonstrated a method for rapid and efficient development of small-molecule sensors.

Conclusions:

  • The developed screening method significantly advances RNA-based biosensor technology.
  • Optimized communication modules are key to creating sensitive and specific small-molecule detection systems.
  • This approach facilitates the creation of novel biosensors for scientific research, disease diagnostics, and environmental monitoring.