Evidence map›Paper›PMID 26244500›Full record

ArticlePloS one2015

Two Novel De Novo GARS Mutations Cause Early-Onset Axonal Charcot-Marie-Tooth Disease.

Yi-Chu Liao, Yo-Tsen Liu, Pei-Chien Tsai, Chia-Ching Chang, Yen-Hua Huang, Bing-Wen Soong, Yi-Chung Lee

Abstract read
In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

19 citing papers in PubMed.

  1. Review
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  11. Article
  12. Review
  13. Aminoacyl-tRNA synthetase deficiencies in search of common themes.Genetics in medicine : official journal of the American College of Medical Genetics · 2019
    Article
  14. A Novel Mutation ofFrontiers in neurology · 2018
    Article
  15. Review
  16. Glycyl tRNA Synthetase (Case reports in pediatrics · 2018
    Article
  17. Article
  18. Peripheral neuropathy via mutant tRNA synthetases: Inhibition of protein translation provides a possible explanation.BioEssays : news and reviews in molecular, cellular and developmental biology · 2016
    Review
  19. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Yi-Chu LiaoDepartment of Neurology, Taipei Veterans General Hospital, Taipei, Taiwan; Department of Neurology, National Yang-Ming University School of Medicine, Taipei, Taiwan.
Yo-Tsen LiuDepartment of Neurology, Taipei Veterans General Hospital, Taipei, Taiwan; Department of Neurology, National Yang-Ming University School of Medicine, Taipei, Taiwan.
Pei-Chien TsaiDepartment of Neurology, Taipei Veterans General Hospital, Taipei, Taiwan; Department of Neurology, National Yang-Ming University School of Medicine, Taipei, Taiwan.
Chia-Ching ChangInstitute of BioMedical Informatics, National Yang-Ming University School of Medicine, Taipei, Taiwan; Center for Systems and Synthetic Biology, National Yang-Ming University, Taipei, Taiwan.
Yen-Hua HuangInstitute of BioMedical Informatics, National Yang-Ming University School of Medicine, Taipei, Taiwan; Center for Systems and Synthetic Biology, National Yang-Ming University, Taipei, Taiwan.
Bing-Wen SoongDepartment of Neurology, Taipei Veterans General Hospital, Taipei, Taiwan; Department of Neurology, National Yang-Ming University School of Medicine, Taipei, Taiwan; Brain Research Center, National Yang-Ming University, Taipei, Taiwan.
Yi-Chung LeeDepartment of Neurology, Taipei Veterans General Hospital, Taipei, Taiwan; Department of Neurology, National Yang-Ming University School of Medicine, Taipei, Taiwan; Brain Research Center, National Yang-Ming University, Taipei, Taiwan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMutations in the GARS gene have been identified in a small number of patients with Charcot-Marie-Tooth disease (CMT) type 2D or distal spinal muscular atrophy type V, for whom disease onset typically occurs during adolescence or young adulthood, initially manifesting as weakness and atrophy of the hand muscles. The role of GARS mutations in patients with inherited neuropathies in Taiwan remains elusive. METHODOLOGY AND PRINCIPAL

findingsMutational analyses of the coding regions of GARS were performed using targeted sequencing of 54 patients with molecularly unassigned axonal CMT, who were selected from 340 unrelated CMT patients. Two heterozygous mutations in GARS, p.Asp146Tyr and p.Met238Arg, were identified; one in each patient. Both are novel de novo mutations. The p.Asp146Tyr mutation is associated with a severe infantile-onset neuropathy and the p.Met238Arg mutation results in childhood-onset disability.

conclusionGARS mutations are an uncommon cause of CMT in Taiwan. The p.Asp146Tyr and p.Met238Arg mutations are associated with early-onset axonal CMT. These findings broaden the mutational spectrum of GARS and also highlight the importance of considering GARS mutations as a disease cause in patients with early-onset neuropathies.

Indexed as

Point MutationAdolescentAdultAgedAmino Acid SequenceAnimalsAxonsBase SequenceCharcot-Marie-Tooth DiseaseChildCohort StudiesDNA Mutational AnalysisFemaleGlycine-tRNA LigaseHumansMaleGlycine-tRNA Ligase

Identifiers

PMID26244500
PMCPMC4526224

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.