Antisense and Gene Therapy Options for Duchenne Muscular Dystrophy Arising from Mutations in the N-Terminal Hotspot

Duchenne muscular dystrophy (DMD) is a fatal genetic disease affecting children that is caused by a mutation in the gene encoding for dystrophin. In the absence of functional dystrophin, patients experience progressive muscle deterioration, leaving them wheelchair-bound by age 12 and with few patien...

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Main Authors: Harry Wilton-Clark, Toshifumi Yokota
Format: Article
Language:English
Published: MDPI AG 2022-01-01
Series:Genes
Subjects:
Online Access:https://www.mdpi.com/2073-4425/13/2/257
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author Harry Wilton-Clark
Toshifumi Yokota
author_facet Harry Wilton-Clark
Toshifumi Yokota
author_sort Harry Wilton-Clark
collection DOAJ
description Duchenne muscular dystrophy (DMD) is a fatal genetic disease affecting children that is caused by a mutation in the gene encoding for dystrophin. In the absence of functional dystrophin, patients experience progressive muscle deterioration, leaving them wheelchair-bound by age 12 and with few patients surviving beyond their third decade of life as the disease advances and causes cardiac and respiratory difficulties. In recent years, an increasing number of antisense and gene therapies have been studied for the treatment of muscular dystrophy; however, few of these therapies focus on treating mutations arising in the N-terminal encoding region of the dystrophin gene. This review summarizes the current state of development of N-terminal antisense and gene therapies for DMD, mainly focusing on exon-skipping therapy for duplications and deletions, as well as microdystrophin therapy.
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spelling doaj.art-426cdfb564214a4a8e43971ae63a06972023-11-23T20:04:04ZengMDPI AGGenes2073-44252022-01-0113225710.3390/genes13020257Antisense and Gene Therapy Options for Duchenne Muscular Dystrophy Arising from Mutations in the N-Terminal HotspotHarry Wilton-Clark0Toshifumi Yokota1Department of Medical Genetics, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB T6G 2R3, CanadaDepartment of Medical Genetics, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB T6G 2R3, CanadaDuchenne muscular dystrophy (DMD) is a fatal genetic disease affecting children that is caused by a mutation in the gene encoding for dystrophin. In the absence of functional dystrophin, patients experience progressive muscle deterioration, leaving them wheelchair-bound by age 12 and with few patients surviving beyond their third decade of life as the disease advances and causes cardiac and respiratory difficulties. In recent years, an increasing number of antisense and gene therapies have been studied for the treatment of muscular dystrophy; however, few of these therapies focus on treating mutations arising in the N-terminal encoding region of the dystrophin gene. This review summarizes the current state of development of N-terminal antisense and gene therapies for DMD, mainly focusing on exon-skipping therapy for duplications and deletions, as well as microdystrophin therapy.https://www.mdpi.com/2073-4425/13/2/257Duchenne muscular dystrophyexon skipping therapyantisense oligonucleotidemicrodystrophinadeno-associated virus
spellingShingle Harry Wilton-Clark
Toshifumi Yokota
Antisense and Gene Therapy Options for Duchenne Muscular Dystrophy Arising from Mutations in the N-Terminal Hotspot
Genes
Duchenne muscular dystrophy
exon skipping therapy
antisense oligonucleotide
microdystrophin
adeno-associated virus
title Antisense and Gene Therapy Options for Duchenne Muscular Dystrophy Arising from Mutations in the N-Terminal Hotspot
title_full Antisense and Gene Therapy Options for Duchenne Muscular Dystrophy Arising from Mutations in the N-Terminal Hotspot
title_fullStr Antisense and Gene Therapy Options for Duchenne Muscular Dystrophy Arising from Mutations in the N-Terminal Hotspot
title_full_unstemmed Antisense and Gene Therapy Options for Duchenne Muscular Dystrophy Arising from Mutations in the N-Terminal Hotspot
title_short Antisense and Gene Therapy Options for Duchenne Muscular Dystrophy Arising from Mutations in the N-Terminal Hotspot
title_sort antisense and gene therapy options for duchenne muscular dystrophy arising from mutations in the n terminal hotspot
topic Duchenne muscular dystrophy
exon skipping therapy
antisense oligonucleotide
microdystrophin
adeno-associated virus
url https://www.mdpi.com/2073-4425/13/2/257
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AT toshifumiyokota antisenseandgenetherapyoptionsforduchennemusculardystrophyarisingfrommutationsinthenterminalhotspot