Evidence map›Paper›PMID 22194646›Full record

ArticleMolecular vision2011

An Arg124His mutation in TGFBI associated to Avellino corneal dystrophy in a Chinese pedigree.

Zhensheng Gu, Peiquan Zhao, Guang He, Chunling Wan, Gang Ma, Ling Yu, Juan Zhang, Guoyin Feng, Lin He, Linghan Gao

Open access · greenAbstract read
In one paragraph

Article in Molecular vision, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.3field-weighted citation impact, top 39% 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

4 citing papers in PubMed, 7 citations in OpenAlex.

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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

10 authors at 1 institution in 1 country.

Zhensheng GuDepartment of Ophthalmology, Xinhua Hospital, Medical College of Shanghai Jiao Tong University, Shanghai, China.
Peiquan Zhao
Guang He
Chunling Wan
Gang Ma
Ling Yu
Juan Zhang
Guoyin Feng
Lin He
Linghan Gao
XinHua Hospital · CN

Funding

Chronic Intermittent Ethanol and Kv4.2 ChannelsR01AA022701 · NIAAA · MEDICAL UNIVERSITY OF SOUTH CAROLINA · PI CHANDLER, L JUDSON · 2015 to 2019
$1.7M
NIAAA NIH HHS R01 AA022701
6 · The paper itself

Abstract

purposeTo identify the gene mutation underlying Avellino corneal dystrophy in a four-generation Chinese pedigree.

methodsPatients from the affected family underwent detailed clinical examination involving slit-lamp photography and confocal microscopy. Genomic DNA extracted from peripheral leukocytes was amplified using touch-down PCR for gene scanning. Two-point linkage analysis and haplotyping were performed to map the relevant chromosome region. The candidate gene in this region was sequenced to screen out the disease-causing mutation.

resultsPatients in the pedigree were diagnosed with Avellino corneal dystrophy. Using linkage analysis, the responsible gene was mapped to chromosome 5q31.2 with a maximum LOD (log odds) score (Z(max)) of 3.23 at D5S479 (θ(max)=0.0). Haplotypes constructed from 11 microstallite markers identified the disease-linked chromosome region as being below D5S808. Sequencing of TGFBI (transforming growth factor-beta induced gene), a known gene in this region, revealed a heterozygous transition (c.418 G>A) in exon 4 resulting in Arg124His (R124H) being co-segregated with the disease in affected family members but not in the unaffected members or the 50 unrelated controls.

conclusionsOur study demonstrated that a G>A transition in Arg124His of TGFBI was responsible for Avellino corneal dystrophy in a Chinese pedigree. This result further supports the importance of TGFBIp in maintaining transparency of the cornea.

Indexed as

Point MutationAdultAsian PeopleBase SequencebetaIG-H3 ProteinCase-Control StudiesChromosomes, Human, Pair 5CorneaCorneal Dystrophies, HereditaryDNA Mutational AnalysisExonsExtracellular Matrix ProteinsFemaleGenetic LinkageHaplotypesHeterozygotebetaIG-H3 ProteinExtracellular Matrix ProteinsTransforming Growth Factor beta

Identifiers

PMID22194646
PMCPMC3244477
OpenAlexW1578968766

What OpenQuestion holds

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LicenceCC BY
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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.