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Chromatin Immunoprecipitation- ChIP

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Chromatin immunoprecipitation, or ChIP, is an antibody-based technique used to identify sites on DNA that bind to transcription factors of interest or histone proteins. It also helps determine the type of histone modifications such as acetylation, phosphorylation, or methylation.
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Updated: Jul 30, 2025

Chromatin Extraction from Frozen Chimeric Liver Tissue for Chromatin Immunoprecipitation Analysis

Chromatin Extraction from Frozen Chimeric Liver Tissue for Chromatin Immunoprecipitation Analysis

Published on: March 23, 2021

Methods to Study RNA-Chromatin Interactions.

Kiran Sriram^1,2, Yingjun Luo¹, Naseeb K Malhi¹

¹Department of Diabetes Complications and Metabolism, Arthur Riggs Diabetes Metabolism Research Institute and Beckman Research Institute, City of Hope, Duarte, CA, USA.

Methods in Molecular Biology (Clifton, N.J.)

|May 11, 2023

Summary

This summary is machine-generated.

Chromatin-associated RNAs (caRNAs) influence gene expression and cellular functions. This guide reviews methods for identifying caRNA-genomic regions to understand their regulatory mechanisms.

Keywords:

CHART-seq ChAR-seq ChIRP-seq Chromatin Chromatin-associated RNAs GRID-seq MARGI RADICL-seq RNA RNA antisense purification lncRNA

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Chromatin Interaction Analysis with Paired-End Tag Sequencing ChIA-PET for Mapping Chromatin Interactions and Understanding Transcription Regulation

Chromatin Interaction Analysis with Paired-End Tag Sequencing ChIA-PET for Mapping Chromatin Interactions and Understanding Transcription Regulation

Published on: April 30, 2012

Area of Science:

Molecular Biology
Genetics
Epigenetics

Background:

RNA is crucial for chromatin organization and gene expression regulation.
Chromatin-associated RNAs (caRNAs), both coding and noncoding, interact with chromatin.
The functions and mechanisms of caRNAs are an emerging area of research.

Purpose of the Study:

To provide an overview of methods for identifying RNA-chromatin interactions.
To guide researchers in exploring caRNAs and their genomic associations.
To elucidate the mechanisms of gene regulation by caRNAs.

Main Methods:

Discussion of state-of-the-art techniques for capturing RNA-chromatin interactions.
Comparison of "one-to-all" and "all-to-all" RNA-genome mapping approaches.
Highlighting principles, experimental procedures, advantages, and limitations of each method.

Main Results:

Several methods exist for identifying caRNA-associated genomic regions.
These techniques allow for "one-to-all" or "all-to-all" RNA-genome interaction mapping.
The choice of method depends on the specific research question and experimental context.

Conclusions:

Understanding caRNA-genomic interactions is key to deciphering their regulatory roles.
The reviewed methods offer valuable tools for investigating caRNA functions.
Further exploration of caRNAs will advance our knowledge of gene expression and cellular processes.