Evidence map›Paper›PMID 22608712›Full record

ArticleAmerican journal of human genetics2012

The contribution of CLIP2 haploinsufficiency to the clinical manifestations of the Williams-Beuren syndrome.

Geert Vandeweyer, Nathalie Van der Aa, Edwin Reyniers, R Frank Kooy

Open access · bronzeAbstract read
In one paragraph

Article in American journal of human genetics, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 1 pooled it
3.0field-weighted citation impact, top 10% 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

24 citing papers in PubMed, 1 synthesis or guideline pooled it, 46 citations in OpenAlex.

  1. Pooled it
  2. Review
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  6. Williams syndrome.Nature reviews. Disease primers · 2021
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  11. Dental-craniofacial manifestation and treatment of rare diseases.International journal of oral science · 2019
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  12. Observational
  13. Association ofNeural regeneration research · 2019
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  17. The clinical utility of molecular karyotyping for neurocognitive phenotypes in a consanguineous population.Genetics in medicine : official journal of the American College of Medical Genetics · 2015
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  18. Article
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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

4 authors at 2 institutions in 1 country.

Geert VandeweyerDepartment of Medical Genetics, University Hospital of Antwerp, University of Antwerp, Edegem, Belgium.
Nathalie Van der Aa
Edwin Reyniers
R Frank Kooy
Antwerp University Hospital · BEUniversity of Antwerp · BE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Williams-Beuren syndrome is a rare contiguous gene syndrome, characterized by intellectual disability, facial dysmorphisms, connective-tissue abnormalities, cardiac defects, structural brain abnormalities, and transient infantile hypercalcemia. Genes lying telomeric to RFC2, including CLIP2, GTF2I and GTF2IRD1, are currently thought to be the most likely major contributors to the typical Williams syndrome cognitive profile, characterized by a better-than-expected auditory rote-memory ability, a relative sparing of language capabilities, and a severe visual-spatial constructive impairment. Atypical deletions in the region have helped to establish genotype-phenotype correlations. So far, however, hardly any deletions affecting only a single gene in the disease region have been described. We present here two healthy siblings with a pure, hemizygous deletion of CLIP2. A putative role in the cognitive and behavioral abnormalities seen in Williams-Beuren patients has been suggested for this gene on the basis of observations in a knock-out mouse model. The presented siblings did not show any of the clinical features associated with the syndrome. Cognitive testing showed an average IQ for both and no indication of the Williams syndrome cognitive profile. This shows that CLIP2 haploinsufficiency by itself does not lead to the physical or cognitive characteristics of the Williams-Beuren syndrome, nor does it lead to the Williams syndrome cognitive profile. Although contribution of CLIP2 to the phenotype cannot be excluded when it is deleted in combination with other genes, our results support the hypothesis that GTF2IRD1 and GTF2I are the main genes causing the cognitive defects associated with Williams-Beuren syndrome.

Indexed as

AdolescentAdultBase SequenceChild Behavior DisordersCognition DisordersFemaleGene DeletionGenotypeHaploinsufficiencyHeterozygoteHumansIntellectual DisabilityLanguageMaleMicrotubule-Associated ProteinsModels, Geneticcytoplasmic linker protein 115GTF2I protein, humanGTF2IRD2 protein, humanMicrotubule-Associated ProteinsMuscle ProteinsNuclear ProteinsTrans-ActivatorsTranscription Factors, TFIITranscription Factors, TFIII

Identifiers

PMID22608712
PMCPMC3370266
OpenAlexW1976705571

What OpenQuestion holds

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Registered trials

None linked

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.