Peptide-conjugate antisense based splice-correction for Duchenne muscular dystrophy and other neuromuscular diseases

Duchenne muscular dystrophy (DMD) is an X-linked disorder characterized by progressive muscle degeneration, caused by the absence of dystrophin. Exon skipping by antisense oligonucleotides (ASOs) has recently gained recognition as therapeutic approach in DMD. Conjugation of a peptide to the phosphor...

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Main Authors: Tsoumpra, MK, Fukumoto, S, Matsumoto, T, Takeda, S, Wood, MJA, Aoki, Y
Format: Journal article
Language:English
Published: Elsevier 2019
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author Tsoumpra, MK
Fukumoto, S
Matsumoto, T
Takeda, S
Wood, MJA
Aoki, Y
author_facet Tsoumpra, MK
Fukumoto, S
Matsumoto, T
Takeda, S
Wood, MJA
Aoki, Y
author_sort Tsoumpra, MK
collection OXFORD
description Duchenne muscular dystrophy (DMD) is an X-linked disorder characterized by progressive muscle degeneration, caused by the absence of dystrophin. Exon skipping by antisense oligonucleotides (ASOs) has recently gained recognition as therapeutic approach in DMD. Conjugation of a peptide to the phosphorodiamidate morpholino backbone (PMO) of ASOs generated the peptide-conjugated PMOs (PPMOs) that exhibit a dramatically improved pharmacokinetic profile. When tested in animal models, PPMOs demonstrate effective exon skipping in target muscles and prolonged duration of dystrophin restoration after a treatment regime. Herein we summarize the main pathophysiological features of DMD and the emergence of PPMOs as promising exon skipping agents aiming to rescue defective gene expression in DMD and other neuromuscular diseases. The listed PPMO laboratory findings correspond to latest trends in the field and highlight the obstacles that must be overcome prior to translating the animal-based research into clinical trials tailored to the needs of patients suffering from neuromuscular diseases.
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spelling oxford-uuid:1b6e0a58-79de-42f9-bfa5-0f3dcf933c222022-03-26T11:00:21ZPeptide-conjugate antisense based splice-correction for Duchenne muscular dystrophy and other neuromuscular diseasesJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:1b6e0a58-79de-42f9-bfa5-0f3dcf933c22EnglishSymplectic ElementsElsevier2019Tsoumpra, MKFukumoto, SMatsumoto, TTakeda, SWood, MJAAoki, YDuchenne muscular dystrophy (DMD) is an X-linked disorder characterized by progressive muscle degeneration, caused by the absence of dystrophin. Exon skipping by antisense oligonucleotides (ASOs) has recently gained recognition as therapeutic approach in DMD. Conjugation of a peptide to the phosphorodiamidate morpholino backbone (PMO) of ASOs generated the peptide-conjugated PMOs (PPMOs) that exhibit a dramatically improved pharmacokinetic profile. When tested in animal models, PPMOs demonstrate effective exon skipping in target muscles and prolonged duration of dystrophin restoration after a treatment regime. Herein we summarize the main pathophysiological features of DMD and the emergence of PPMOs as promising exon skipping agents aiming to rescue defective gene expression in DMD and other neuromuscular diseases. The listed PPMO laboratory findings correspond to latest trends in the field and highlight the obstacles that must be overcome prior to translating the animal-based research into clinical trials tailored to the needs of patients suffering from neuromuscular diseases.
spellingShingle Tsoumpra, MK
Fukumoto, S
Matsumoto, T
Takeda, S
Wood, MJA
Aoki, Y
Peptide-conjugate antisense based splice-correction for Duchenne muscular dystrophy and other neuromuscular diseases
title Peptide-conjugate antisense based splice-correction for Duchenne muscular dystrophy and other neuromuscular diseases
title_full Peptide-conjugate antisense based splice-correction for Duchenne muscular dystrophy and other neuromuscular diseases
title_fullStr Peptide-conjugate antisense based splice-correction for Duchenne muscular dystrophy and other neuromuscular diseases
title_full_unstemmed Peptide-conjugate antisense based splice-correction for Duchenne muscular dystrophy and other neuromuscular diseases
title_short Peptide-conjugate antisense based splice-correction for Duchenne muscular dystrophy and other neuromuscular diseases
title_sort peptide conjugate antisense based splice correction for duchenne muscular dystrophy and other neuromuscular diseases
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