Clinical features in a large Iranian family with a limb-girdle congenital myasthenic syndrome due to a mutation in DPAGT1.

Mutations in DPAGT1 are a newly recognised cause of congenital myasthenic syndrome. DPAGT1 encodes an early component of the N-linked glycosylation pathway. Initially mutations in DPAGT1 have been associated with the onset of the severe multisystem disorder - congenital disorder of glycosylation typ...

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Main Authors: Basiri, K, Belaya, K, Liu, W, Maxwell, S, Sedghi, M, Beeson, D
Format: Journal article
Language:English
Published: 2013
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author Basiri, K
Belaya, K
Liu, W
Maxwell, S
Sedghi, M
Beeson, D
author_facet Basiri, K
Belaya, K
Liu, W
Maxwell, S
Sedghi, M
Beeson, D
author_sort Basiri, K
collection OXFORD
description Mutations in DPAGT1 are a newly recognised cause of congenital myasthenic syndrome. DPAGT1 encodes an early component of the N-linked glycosylation pathway. Initially mutations in DPAGT1 have been associated with the onset of the severe multisystem disorder - congenital disorder of glycosylation type 1J. However, recently it was established that certain mutations in this gene can cause symptoms restricted to muscle weakness resulting from defective neuromuscular transmission. We report four cases from a large Iranian pedigree with prominent limb-girdle weakness and minimal craniobulbar symptoms who harbour a novel mutation in DPAGT1, c.652C>T, p.Arg218Trp. This myasthenic syndrome may mimic myopathic disorders and is likely under-diagnosed.
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spelling oxford-uuid:038c63e3-6e59-4051-9522-5c22f30de9d82022-03-26T08:46:54ZClinical features in a large Iranian family with a limb-girdle congenital myasthenic syndrome due to a mutation in DPAGT1.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:038c63e3-6e59-4051-9522-5c22f30de9d8EnglishSymplectic Elements at Oxford2013Basiri, KBelaya, KLiu, WMaxwell, SSedghi, MBeeson, DMutations in DPAGT1 are a newly recognised cause of congenital myasthenic syndrome. DPAGT1 encodes an early component of the N-linked glycosylation pathway. Initially mutations in DPAGT1 have been associated with the onset of the severe multisystem disorder - congenital disorder of glycosylation type 1J. However, recently it was established that certain mutations in this gene can cause symptoms restricted to muscle weakness resulting from defective neuromuscular transmission. We report four cases from a large Iranian pedigree with prominent limb-girdle weakness and minimal craniobulbar symptoms who harbour a novel mutation in DPAGT1, c.652C>T, p.Arg218Trp. This myasthenic syndrome may mimic myopathic disorders and is likely under-diagnosed.
spellingShingle Basiri, K
Belaya, K
Liu, W
Maxwell, S
Sedghi, M
Beeson, D
Clinical features in a large Iranian family with a limb-girdle congenital myasthenic syndrome due to a mutation in DPAGT1.
title Clinical features in a large Iranian family with a limb-girdle congenital myasthenic syndrome due to a mutation in DPAGT1.
title_full Clinical features in a large Iranian family with a limb-girdle congenital myasthenic syndrome due to a mutation in DPAGT1.
title_fullStr Clinical features in a large Iranian family with a limb-girdle congenital myasthenic syndrome due to a mutation in DPAGT1.
title_full_unstemmed Clinical features in a large Iranian family with a limb-girdle congenital myasthenic syndrome due to a mutation in DPAGT1.
title_short Clinical features in a large Iranian family with a limb-girdle congenital myasthenic syndrome due to a mutation in DPAGT1.
title_sort clinical features in a large iranian family with a limb girdle congenital myasthenic syndrome due to a mutation in dpagt1
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