A digital PCR-based protocol to detect and quantify RNA editing events at hotspots

Summary: APOBEC3A, CRISPR programmable RNA base editors, or other enzymes can edit RNA transcripts at specific locations or hotspots. Precise quantification of these RNA-editing events is crucial to determine the activity and efficiency of these enzymes in cells. We have developed a quick method to...

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Main Authors: Sunwoo Oh, Rémi Buisson
Format: Article
Language:English
Published: Elsevier 2022-03-01
Series:STAR Protocols
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2666166722000284
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author Sunwoo Oh
Rémi Buisson
author_facet Sunwoo Oh
Rémi Buisson
author_sort Sunwoo Oh
collection DOAJ
description Summary: APOBEC3A, CRISPR programmable RNA base editors, or other enzymes can edit RNA transcripts at specific locations or hotspots. Precise quantification of these RNA-editing events is crucial to determine the activity and efficiency of these enzymes in cells. We have developed a quick method to quantify RNA-editing activity using digital PCR, a sensitive and quantitative technique to detect rare mutations by micro-partitioning bulk PCR reactions. This assay allows rapid absolute quantification of RNA editing events in cell lines or patient samples.For complete details on the use and execution of this protocol, please refer to Jalili et al. (2020) and Oh et al. (2021).
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spelling doaj.art-859939fd04ea434fa892e021341aceeb2022-12-21T23:50:45ZengElsevierSTAR Protocols2666-16672022-03-0131101148A digital PCR-based protocol to detect and quantify RNA editing events at hotspotsSunwoo Oh0Rémi Buisson1Department of Biological Chemistry, School of Medicine, University of California Irvine, Irvine, CA 92697, USA; Chao Family Comprehensive Cancer Center, University of California Irvine, Irvine, CA 92697, USADepartment of Biological Chemistry, School of Medicine, University of California Irvine, Irvine, CA 92697, USA; Chao Family Comprehensive Cancer Center, University of California Irvine, Irvine, CA 92697, USA; Department of Pharmaceutical Sciences, School of Pharmacy and Pharmaceutical Sciences, University of California Irvine, Irvine, CA 92697, USA; Corresponding authorSummary: APOBEC3A, CRISPR programmable RNA base editors, or other enzymes can edit RNA transcripts at specific locations or hotspots. Precise quantification of these RNA-editing events is crucial to determine the activity and efficiency of these enzymes in cells. We have developed a quick method to quantify RNA-editing activity using digital PCR, a sensitive and quantitative technique to detect rare mutations by micro-partitioning bulk PCR reactions. This assay allows rapid absolute quantification of RNA editing events in cell lines or patient samples.For complete details on the use and execution of this protocol, please refer to Jalili et al. (2020) and Oh et al. (2021).http://www.sciencedirect.com/science/article/pii/S2666166722000284CancerCell BiologyCRISPRHealth SciencesMolecular Biology
spellingShingle Sunwoo Oh
Rémi Buisson
A digital PCR-based protocol to detect and quantify RNA editing events at hotspots
STAR Protocols
Cancer
Cell Biology
CRISPR
Health Sciences
Molecular Biology
title A digital PCR-based protocol to detect and quantify RNA editing events at hotspots
title_full A digital PCR-based protocol to detect and quantify RNA editing events at hotspots
title_fullStr A digital PCR-based protocol to detect and quantify RNA editing events at hotspots
title_full_unstemmed A digital PCR-based protocol to detect and quantify RNA editing events at hotspots
title_short A digital PCR-based protocol to detect and quantify RNA editing events at hotspots
title_sort digital pcr based protocol to detect and quantify rna editing events at hotspots
topic Cancer
Cell Biology
CRISPR
Health Sciences
Molecular Biology
url http://www.sciencedirect.com/science/article/pii/S2666166722000284
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