Unraveling the functional role of DNA demethylation at specific promoters by targeted steric blockage of DNA methyltransferase with CRISPR/dCas9

The causal relationship between DNA demethylation and gene expression regulation has not yet been fully resolved. Here the authors develop a nuclease-dead Cas9 (dCas9) and gRNA site-specific targeting approach to physically block DNA methylation at specific promoters to cause DNA demethylation in ce...

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Bibliographic Details
Main Authors: Daniel M. Sapozhnikov, Moshe Szyf
Format: article
Language:EN
Published: Nature Portfolio 2021
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Online Access:https://doaj.org/article/ec5522b1496a4c3d90ef8ee39e17ce5a
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Summary:The causal relationship between DNA demethylation and gene expression regulation has not yet been fully resolved. Here the authors develop a nuclease-dead Cas9 (dCas9) and gRNA site-specific targeting approach to physically block DNA methylation at specific promoters to cause DNA demethylation in cells and tackle this question.