Evidence map›Paper›PMID 23830514›Full record

ArticleAmerican journal of human genetics2013

Mutations in LRPAP1 are associated with severe myopia in humans.

Mohammed A Aldahmesh, Arif O Khan, Hisham Alkuraya, Nouran Adly, Shamsa Anazi, Ahmed A Al-Saleh, Jawahir Y Mohamed, Hadia Hijazi, Sarita Prabakaran, Marlene Tacke and 5 more

Open access · bronzeAbstract read
In one paragraph

Article in American journal of human genetics, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 61 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
61citing papers in PubMed, 2 pooled it
5.3field-weighted citation impact, top 4% 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

61 citing papers in PubMed, 2 syntheses or guidelines pooled it, 128 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
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  4. Review
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  6. Article
  7. Clinical and Molecular Landscape of GLRA2 in X-Linked Early-Onset High Myopia.Investigative ophthalmology & visual science · 2025
    Article
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  15. Defect ofInternational journal of molecular sciences · 2023
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1 more citing papers are in PubMed but not listed here.

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

15 authors at 6 institutions in 2 countries.

Mohammed A AldahmeshDepartment of Genetics, King Faisal Specialist Hospital and Research Center, Riyadh 11211, Saudi Arabia.
Arif O Khan
Hisham Alkuraya
Nouran Adly
Shamsa Anazi
Ahmed A Al-Saleh
Jawahir Y Mohamed
Hadia Hijazi
Sarita Prabakaran
Marlene Tacke
Abdullah Al-Khrashi
Mais Hashem
Thomas Reinheckel
Abdullah Assiri
Fowzan S Alkuraya
King Faisal Specialist Hospital & Research Centre · SAUniversity of Freiburg · DEAlfaisal University · SAImam Mohammad ibn Saud Islamic University · SAKing Khaled Eye Specialist Hospital · SAKing Saud University · SA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Myopia is an extremely common eye disorder but the pathogenesis of its isolated form, which accounts for the overwhelming majority of cases, remains poorly understood. There is strong evidence for genetic predisposition to myopia, but determining myopia genetic risk factors has been difficult to achieve. We have identified Mendelian forms of myopia in four consanguineous families and implemented exome/autozygome analysis to identify homozygous truncating variants in LRPAP1 and CTSH as the likely causal mutations. LRPAP1 encodes a chaperone of LRP1, which is known to influence TGF-β activity. Interestingly, we observed marked deficiency of LRP1 and upregulation of TGF-β in cells from affected individuals, the latter being consistent with available data on the role of TGF-β in the remodeling of the sclera in myopia and the high frequency of myopia in individuals with Marfan syndrome who characteristically have upregulation of TGF-β signaling. CTSH, on the other hand, encodes a protease and we show that deficiency of the murine ortholog results in markedly abnormal globes consistent with the observed human phenotype. Our data highlight a role for LRPAP1 and CTSH in myopia genetics and demonstrate the power of Mendelian forms in illuminating new molecular mechanisms that may be relevant to common phenotypes.

Indexed as

MutationAdolescentAnimalsCathepsin HChildChild, PreschoolFemaleGene ExpressionGenetic Predisposition to DiseaseHomozygoteHumansInfantLDL-Receptor Related Protein-Associated ProteinLow Density Lipoprotein Receptor-Related Protein-1MaleMarfan SyndromeCathepsin HCTSH protein, humanLDL-Receptor Related Protein-Associated ProteinLow Density Lipoprotein Receptor-Related Protein-1LRP1 protein, humanTransforming Growth Factor beta

Identifiers

PMID23830514
PMCPMC3738831
OpenAlexW2076600548

What OpenQuestion holds

Textmetadata
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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.