mRNA-mediated delivery of gene editing tools to human primary muscle stem cells

Muscular dystrophies are approximately 50 devastating, untreatable monogenic diseases leading to progressive muscle degeneration and atrophy. Gene correction of transplantable cells using CRISPR/Cas9-based tools is a realistic scenario for autologous cell replacement therapies to restore organ funct...

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Main Authors: Christian Stadelmann, Silvia Di Francescantonio, Andreas Marg, Stefanie Müthel, Simone Spuler, Helena Escobar
Format: Article
Language:English
Published: Elsevier 2022-06-01
Series:Molecular Therapy: Nucleic Acids
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2162253122000440
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author Christian Stadelmann
Silvia Di Francescantonio
Andreas Marg
Stefanie Müthel
Simone Spuler
Helena Escobar
author_facet Christian Stadelmann
Silvia Di Francescantonio
Andreas Marg
Stefanie Müthel
Simone Spuler
Helena Escobar
author_sort Christian Stadelmann
collection DOAJ
description Muscular dystrophies are approximately 50 devastating, untreatable monogenic diseases leading to progressive muscle degeneration and atrophy. Gene correction of transplantable cells using CRISPR/Cas9-based tools is a realistic scenario for autologous cell replacement therapies to restore organ function in many genetic disorders. However, muscle stem cells have so far lagged behind due to the absence of methods to isolate and propagate them and their susceptibility to extensive ex vivo manipulations. Here, we show that mRNA-based delivery of SpCas9 and an adenine base editor results in up to >90% efficient genome editing in human muscle stem cells from many donors regardless of age and gender and without any enrichment step. Using NCAM1 as an endogenous reporter locus expressed by all muscle stem cells and whose knockout does not affect cell fitness, we show that cells edited with mRNA fully retain their myogenic marker signature, proliferation capacity, and functional attributes. Moreover, mRNA-based delivery of a base editor led to the highly efficient repair of a muscular dystrophy-causing SGCA mutation in a single selection-free step. In summary, our work establishes mRNA-mediated delivery of CRISPR/Cas9-based tools as a promising and universal approach for taking gene edited muscle stem cells into clinical application to treat muscle disease.
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spelling doaj.art-bca5f4941def4db8a722074c437a2bbb2022-12-22T00:03:15ZengElsevierMolecular Therapy: Nucleic Acids2162-25312022-06-01284757mRNA-mediated delivery of gene editing tools to human primary muscle stem cellsChristian Stadelmann0Silvia Di Francescantonio1Andreas Marg2Stefanie Müthel3Simone Spuler4Helena Escobar5Experimental and Clinical Research Center, A Cooperation Between the Max Delbrück Center for Molecular Medicine in the Helmholtz Association and the Charité – Universitätsmedizin Berlin, 13125 Berlin, Germany; Charité – Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Experimental and Clinical Research Center, Charité Campus Buch, Lindenberger Weg 80, 13125 Berlin, Germany; Max Delbrück Center for Molecular Medicine in the Helmholtz Association (MDC), 13125 Berlin, Germany; Department of Biology, Chemistry, and Pharmacy, Freie Universität Berlin, 14195 Berlin, GermanyExperimental and Clinical Research Center, A Cooperation Between the Max Delbrück Center for Molecular Medicine in the Helmholtz Association and the Charité – Universitätsmedizin Berlin, 13125 Berlin, Germany; Charité – Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Experimental and Clinical Research Center, Charité Campus Buch, Lindenberger Weg 80, 13125 Berlin, Germany; Max Delbrück Center for Molecular Medicine in the Helmholtz Association (MDC), 13125 Berlin, GermanyExperimental and Clinical Research Center, A Cooperation Between the Max Delbrück Center for Molecular Medicine in the Helmholtz Association and the Charité – Universitätsmedizin Berlin, 13125 Berlin, Germany; Charité – Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Experimental and Clinical Research Center, Charité Campus Buch, Lindenberger Weg 80, 13125 Berlin, Germany; Max Delbrück Center for Molecular Medicine in the Helmholtz Association (MDC), 13125 Berlin, GermanyExperimental and Clinical Research Center, A Cooperation Between the Max Delbrück Center for Molecular Medicine in the Helmholtz Association and the Charité – Universitätsmedizin Berlin, 13125 Berlin, Germany; Charité – Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Experimental and Clinical Research Center, Charité Campus Buch, Lindenberger Weg 80, 13125 Berlin, Germany; Max Delbrück Center for Molecular Medicine in the Helmholtz Association (MDC), 13125 Berlin, GermanyExperimental and Clinical Research Center, A Cooperation Between the Max Delbrück Center for Molecular Medicine in the Helmholtz Association and the Charité – Universitätsmedizin Berlin, 13125 Berlin, Germany; Charité – Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Experimental and Clinical Research Center, Charité Campus Buch, Lindenberger Weg 80, 13125 Berlin, Germany; Max Delbrück Center for Molecular Medicine in the Helmholtz Association (MDC), 13125 Berlin, Germany; Berlin Institute of Health at Charité – Universitätsmedizin Berlin, 10178 Berlin, Germany; Corresponding author. Simone Spuler, MD, Experimental and Clinical Research Center, A Cooperation Between the Max Delbrück Center for Molecular Medicine in the Helmholtz Association and the Charité – Universitätsmedizin Berlin, 13125 Berlin, Germany.Experimental and Clinical Research Center, A Cooperation Between the Max Delbrück Center for Molecular Medicine in the Helmholtz Association and the Charité – Universitätsmedizin Berlin, 13125 Berlin, Germany; Charité – Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Experimental and Clinical Research Center, Charité Campus Buch, Lindenberger Weg 80, 13125 Berlin, Germany; Max Delbrück Center for Molecular Medicine in the Helmholtz Association (MDC), 13125 Berlin, Germany; Corresponding author. Helena Escobar, PhD, Experimental and Clinical Research Center, A Cooperation Between the Max Delbrück Center for Molecular Medicine in the Helmholtz Association and the Charité – Universitätsmedizin Berlin, 13125 Berlin, Germany.Muscular dystrophies are approximately 50 devastating, untreatable monogenic diseases leading to progressive muscle degeneration and atrophy. Gene correction of transplantable cells using CRISPR/Cas9-based tools is a realistic scenario for autologous cell replacement therapies to restore organ function in many genetic disorders. However, muscle stem cells have so far lagged behind due to the absence of methods to isolate and propagate them and their susceptibility to extensive ex vivo manipulations. Here, we show that mRNA-based delivery of SpCas9 and an adenine base editor results in up to >90% efficient genome editing in human muscle stem cells from many donors regardless of age and gender and without any enrichment step. Using NCAM1 as an endogenous reporter locus expressed by all muscle stem cells and whose knockout does not affect cell fitness, we show that cells edited with mRNA fully retain their myogenic marker signature, proliferation capacity, and functional attributes. Moreover, mRNA-based delivery of a base editor led to the highly efficient repair of a muscular dystrophy-causing SGCA mutation in a single selection-free step. In summary, our work establishes mRNA-mediated delivery of CRISPR/Cas9-based tools as a promising and universal approach for taking gene edited muscle stem cells into clinical application to treat muscle disease.http://www.sciencedirect.com/science/article/pii/S2162253122000440MT: DNA editinghuman muscle stem cellsCRISPR/Cas9gene editingbase editingmuscular dystrophy
spellingShingle Christian Stadelmann
Silvia Di Francescantonio
Andreas Marg
Stefanie Müthel
Simone Spuler
Helena Escobar
mRNA-mediated delivery of gene editing tools to human primary muscle stem cells
Molecular Therapy: Nucleic Acids
MT: DNA editing
human muscle stem cells
CRISPR/Cas9
gene editing
base editing
muscular dystrophy
title mRNA-mediated delivery of gene editing tools to human primary muscle stem cells
title_full mRNA-mediated delivery of gene editing tools to human primary muscle stem cells
title_fullStr mRNA-mediated delivery of gene editing tools to human primary muscle stem cells
title_full_unstemmed mRNA-mediated delivery of gene editing tools to human primary muscle stem cells
title_short mRNA-mediated delivery of gene editing tools to human primary muscle stem cells
title_sort mrna mediated delivery of gene editing tools to human primary muscle stem cells
topic MT: DNA editing
human muscle stem cells
CRISPR/Cas9
gene editing
base editing
muscular dystrophy
url http://www.sciencedirect.com/science/article/pii/S2162253122000440
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