Evidence map›Paper›PMID 24312468›Full record

Trial reportPloS one2013

Linkage study and exome sequencing identify a BDP1 mutation associated with hereditary hearing loss.

Giorgia Girotto, Khalid Abdulhadi, Annalisa Buniello, Diego Vozzi, Danilo Licastro, Angela d'Eustacchio, Dragana Vuckovic, Moza Khalifa Alkowari, Karen P Steel, Ramin Badii and 1 more

Open access · goldAbstract readClinical Trial
In one paragraph

Trial report in PloS one, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
2.8field-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

31 citing papers in PubMed, 65 citations in OpenAlex.

  1. Article
  2. Article
  3. Review
  4. Biallelic variants in GTF3C3 result in an autosomal recessive disorder with intellectual disability.Genetics in medicine : official journal of the American College of Medical Genetics · 2025
    Article
  5. Biallelic variants inBrain communications · 2025
    Article
  6. Article
  7. Article
  8. ARNSHL gene identification: past, present and future.Molecular genetics and genomics : MGG · 2022
    Review
  9. Review
  10. Article
  11. Review
  12. Article
  13. Review
  14. Review
  15. Article
  16. ClinGen expert clinical validity curation of 164 hearing loss gene-disease pairs.Genetics in medicine : official journal of the American College of Medical Genetics · 2019
    Article
  17. Genetic Hearing Loss and Gene Therapy.Genomics & informatics · 2018
    Article
  18. 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

11 authors at 5 institutions in 3 countries.

Giorgia GirottoDepartment of Medical Sciences, University of Trieste, Trieste, Italy.
Khalid Abdulhadi
Annalisa Buniello
Diego Vozzi
Danilo Licastro
Angela d'Eustacchio
Dragana Vuckovic
Moza Khalifa Alkowari
Karen P Steel
Ramin Badii
Paolo Gasparini
Hamad Medical Corporation · QAIRCCS Materno Infantile Burlo Garofolo · ITKing's College London · GBUniversity of Trieste · ITCluster in Biomedicine · IT

Funding

Medical Research Council G0300212Medical Research Council MC_QA137918Telethon GGP09037Wellcome Trust 098051Wellcome Trust 100669Wellcome Trust WT100669MA
6 · The paper itself

Abstract

Nonsyndromic Hereditary Hearing Loss is a common disorder accounting for at least 60% of prelingual deafness. GJB2 gene mutations, GJB6 deletion, and the A1555G mitochondrial mutation play a major role worldwide in causing deafness, but there is a high degree of genetic heterogeneity and many genes involved in deafness have not yet been identified. Therefore, there remains a need to search for new causative mutations. In this study, a combined strategy using both linkage analysis and sequencing identified a new mutation causing hearing loss. Linkage analysis identified a region of 40 Mb on chromosome 5q13 (LOD score 3.8) for which exome sequencing data revealed a mutation (c.7873 T>G leading to p.*2625Gluext*11) in the BDP1 gene (B double prime 1, subunit of RNA polymerase III transcription initiation factor IIIB) in patients from a consanguineous Qatari family of second degree, showing bilateral, post-lingual, sensorineural moderate to severe hearing impairment. The mutation disrupts the termination codon of the transcript resulting in an elongation of 11 residues of the BDP1 protein. This elongation does not contain any known motif and is not conserved across species. Immunohistochemistry studies carried out in the mouse inner ear showed Bdp1 expression within the endothelial cells in the stria vascularis, as well as in mesenchyme-derived cells surrounding the cochlear duct. The identification of the BDP1 mutation increases our knowledge of the molecular bases of Nonsyndromic Hereditary Hearing Loss and provides new opportunities for the diagnosis and treatment of this disease in the Qatari population.

Indexed as

ExomeMutationAnimalsChromosomes, Human, Pair 5Cochlear DuctConnexin 26ConnexinsDNA Mutational AnalysisFemaleGenetic Diseases, InbornGenetic LinkageHearing Loss, FunctionalHumansLod ScoreMaleMiceBDP1 protein, humanConnexin 26ConnexinsGJB2 protein, humanTranscription Factor TFIIIB

Identifiers

PMID24312468
PMCPMC3846559
OpenAlexW1981153350

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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.