Cas9 immunity creates challenges for CRISPR gene editing therapies

Abstract Clustered regularly interspaced short palindromic repeats (CRISPR)-Cas9 is a genome-editing technology1,2 that utilizes archaeal and bacterial Cas9 nucleases to introduce double-stranded breaks in DNA at targeted sites. These breaks can be used to remove, replace, or add pieces of DNA. Whil...

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Main Authors: Julie M. Crudele, Jeffrey S. Chamberlain
Format: Article
Language:English
Published: Nature Portfolio 2018-08-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-018-05843-9
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author Julie M. Crudele
Jeffrey S. Chamberlain
author_facet Julie M. Crudele
Jeffrey S. Chamberlain
author_sort Julie M. Crudele
collection DOAJ
description Abstract Clustered regularly interspaced short palindromic repeats (CRISPR)-Cas9 is a genome-editing technology1,2 that utilizes archaeal and bacterial Cas9 nucleases to introduce double-stranded breaks in DNA at targeted sites. These breaks can be used to remove, replace, or add pieces of DNA. While not the first genome editor, CRISPR-Cas9 is efficient and cost-effective because cutting is guided by a strand of RNA rather than a protein. The potential uses in health care are plentiful, from disrupting dominant genes that cause cancer3 to repairing mutated genes that cause genetic diseases, such as muscular dystrophy4. Therapeutic approaches based on this technology fill the preclinical pipeline, and rely on the use of viral vectors to deliver the Cas9 gene and guide RNA to a gene of interest. However, concerns regarding the safety and efficacy of CRISPR-Cas9 use in gene therapy remain. A pre-print released prior to peer review has recently underlined the question of whether immunological responses to Cas9 may negatively impact its clinical use5. Here we discuss the implications of this finding for the application of CRISPR/Cas in gene therapy.
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spelling doaj.art-e6e102c06f9f4413a3b861226fafa27a2022-12-21T22:55:27ZengNature PortfolioNature Communications2041-17232018-08-01911310.1038/s41467-018-05843-9Cas9 immunity creates challenges for CRISPR gene editing therapiesJulie M. Crudele0Jeffrey S. Chamberlain1Department of Neurology, University of WashingtonDepartment of Neurology, University of WashingtonAbstract Clustered regularly interspaced short palindromic repeats (CRISPR)-Cas9 is a genome-editing technology1,2 that utilizes archaeal and bacterial Cas9 nucleases to introduce double-stranded breaks in DNA at targeted sites. These breaks can be used to remove, replace, or add pieces of DNA. While not the first genome editor, CRISPR-Cas9 is efficient and cost-effective because cutting is guided by a strand of RNA rather than a protein. The potential uses in health care are plentiful, from disrupting dominant genes that cause cancer3 to repairing mutated genes that cause genetic diseases, such as muscular dystrophy4. Therapeutic approaches based on this technology fill the preclinical pipeline, and rely on the use of viral vectors to deliver the Cas9 gene and guide RNA to a gene of interest. However, concerns regarding the safety and efficacy of CRISPR-Cas9 use in gene therapy remain. A pre-print released prior to peer review has recently underlined the question of whether immunological responses to Cas9 may negatively impact its clinical use5. Here we discuss the implications of this finding for the application of CRISPR/Cas in gene therapy.https://doi.org/10.1038/s41467-018-05843-9
spellingShingle Julie M. Crudele
Jeffrey S. Chamberlain
Cas9 immunity creates challenges for CRISPR gene editing therapies
Nature Communications
title Cas9 immunity creates challenges for CRISPR gene editing therapies
title_full Cas9 immunity creates challenges for CRISPR gene editing therapies
title_fullStr Cas9 immunity creates challenges for CRISPR gene editing therapies
title_full_unstemmed Cas9 immunity creates challenges for CRISPR gene editing therapies
title_short Cas9 immunity creates challenges for CRISPR gene editing therapies
title_sort cas9 immunity creates challenges for crispr gene editing therapies
url https://doi.org/10.1038/s41467-018-05843-9
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