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Multiplexed ChIP-Seq Using Direct Nucleosome Barcoding: A Tool for High-Throughput Chromatin Analysis.

Christophe D Chabbert1,2, Sophie H Adjalley3, Lars M Steinmetz1,4

  • 1Genome Biology Unit, European Molecular Biology Laboratory (EMBL), Heidelberg, Germany.

Methods in Molecular Biology (Clifton, N.J.)
|October 14, 2017
PubMed
Summary

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This summary is machine-generated.

Bar-ChIP is a novel method for profiling multiple DNA-protein interactions simultaneously. This high-throughput technique enhances the scalability of chromatin immunoprecipitation sequencing (ChIP-Seq) experiments without robotic automation.

Area of Science:

  • Molecular Biology
  • Genomics
  • Epigenetics

Background:

  • Chromatin immunoprecipitation followed by sequencing (ChIP-Seq) and ChIP-on-chip are standard for studying transcription factor binding and histone modifications.
  • Current methods are limited to profiling only one factor or modification at a time, hindering high-throughput analysis.

Purpose of the Study:

  • To introduce Bar-ChIP, a high-throughput adaptation of ChIP-Seq.
  • To enable concurrent profiling of multiple DNA-protein interactions within a single experiment.

Main Methods:

  • Bar-ChIP utilizes the direct ligation of molecular barcodes to chromatin fragments.
  • This method integrates with existing ChIP-Seq workflows.

Main Results:

Keywords:
ChIP-SeqChromatinImmunoprecipitationMNaseMultiplexNGSNucleosomesSaccharomyces cerevisiae

Related Experiment Videos

  • Bar-ChIP allows for the simultaneous analysis of multiple DNA-protein interactions.
  • The technique is amenable to experimental scale-up without requiring robotic instrumentation.

    • Conclusions:

    • Bar-ChIP offers a scalable and efficient approach for multi-factor analysis in epigenomic studies.
    • This method significantly enhances the throughput of chromatin-based profiling techniques.