Evidence map›Paper›PMID 26098624›Full record

ArticlePloS one2015

Phenotype-Genotype Analysis of Chinese Patients with Early-Onset LMNA-Related Muscular Dystrophy.

Dandan Tan, Haipo Yang, Yun Yuan, Carsten Bonnemann, Xingzhi Chang, Shuang Wang, Yuchen Wu, Xiru Wu, Hui Xiong

Open access · goldAbstract 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 22 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 1 pooled it
2.0field-weighted citation impact, top 14% of its field
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

22 citing papers in PubMed, 1 synthesis or guideline pooled it, 44 citations in OpenAlex.

  1. Pooled it
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  8. Characterization of cardiac involvement in children withFrontiers in cell and developmental biology · 2023
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  13. Clinical spectrum and genetic variations ofJournal of medical genetics · 2021
    Article
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  16. Article
  17. Review
  18. A novelHuman genome variation · 2018
    Article
  19. Article
  20. 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

9 authors at 4 institutions in 2 countries.

Dandan TanDepartment of Pediatric, Peking University First Hospital, Beijing, China; Department of Neurology, The First Affiliated Hospital of Nanchang University, Nanchang, China.
Haipo YangDepartment of Pediatric, Peking University First Hospital, Beijing, China.
Yun YuanDepartment of Neurology, Peking University First Hospital, Beijing, China.
Carsten BonnemannNeuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke/NIH, Bethesda, MD, United States of America.
Xingzhi ChangDepartment of Pediatric, Peking University First Hospital, Beijing, China.
Shuang WangDepartment of Pediatric, Peking University First Hospital, Beijing, China.
Yuchen WuDepartment of Neurology, The First Affiliated Hospital of Nanchang University, Nanchang, China.
Xiru WuDepartment of Pediatric, Peking University First Hospital, Beijing, China.
Hui XiongDepartment of Pediatric, Peking University First Hospital, Beijing, China.
Peking University First Hospital · CNPeking University · CNFirst Affiliated Hospital of Nanchang University · CNNational Institute of Neurological Disorders and Stroke · US

Funding

Molecular and Clinical Manifestations of Matrix and Aggregate MyopathiesZIANS003129 · NINDS · NATIONAL INSTITUTE OF NEUROLOGICAL DISORDERS AND STROKE · PI BÖNNEMANN, CARSTEN · 2011 to 2025
$52.8M
6 · The paper itself

Abstract

This study aimed to analyze the correlation between the phenotype and genotype of Chinese patients with early-onset lamin A (LMNA)-related muscular dystrophy (MD). The clinical and myopathological data of 21 Chinese pediatric patients with early-onset LMNA-related MD were collected and analyzed. LMNA gene mutation analysis was performed by direct sequencing of genomic DNA. Sublocalization of wild-type and mutant proteins were observed by immunofluorescence using cultured fibroblasts and human embryonic kidney 293 (HEK 293) cell. Seven patients were diagnosed with Emery-Dreifuss muscular dystrophy (EDMD) and 14 were diagnosed with LMNA-associated congenital muscular dystrophy (L-CMD). Four biopsy specimens from the L-CMD cases exhibited inflammatory changes. Abnormal nuclear morphology was observed with both transmission electron microscopy and lamin A/C staining. We identified 10 novel and nine known LMNA gene mutations in the 21 patients. Some mutations (c.91G>A, c.94_96delAAG, c.116A>G, c.745C>T, c.746G>A, and c.1580G>C) were well correlated with EDMD or L-CMD. LMNA-related MD has a common symptom triad of muscle weakness, joint contractures, and cardiac involvement, but the severity of symptoms and disease progression differ greatly. Inflammatory change in biopsied muscle is a characteristic of early-stage L-CMD. Phenotype-genotype analysis determines that some mutations are well correlated with LMNA-related MD.

Indexed as

GenotypePhenotypeChildChild, PreschoolFemaleFibroblastsHumansInfantLamin Type AMaleMuscular Dystrophy, Emery-DreifussMutation, MissenseLamin Type ALMNA protein, human

Identifiers

PMID26098624
PMCPMC4476780
OpenAlexW2207270251

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Registered trials

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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.