Evidence map›Paper›PMID 25663387›Full record

ArticleDevelopmental neurobiology2015

Development of the stria vascularis and potassium regulation in the human fetal cochlea: Insights into hereditary sensorineural hearing loss.

Heiko Locher, John C M J de Groot, Liesbeth van Iperen, Margriet A Huisman, Johan H M Frijns, Susana M Chuva de Sousa Lopes

Open access · bronzeAbstract read
In one paragraph

Article in Developmental neurobiology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
56citing papers in PubMed, 3 pooled it
2.6field-weighted citation impact, top 12% 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

56 citing papers in PubMed, 3 syntheses or guidelines pooled it, 88 citations in OpenAlex.

  1. A Systematic Review on the Role of the Stria Vascularis in Menière's Disease Pathogenesis.Journal of the Association for Research in Otolaryngology : JARO · 2025
    Pooled it
  2. Immune checkpoint inhibitor-related hearing loss: a systematic review and analysis of individual patient data.Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer · 2023
    Pooled it
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  9. Presbycusis: Pathology, Signal Pathways, and Therapeutic Strategy.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
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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

6 authors at 2 institutions in 2 countries.

Heiko LocherDepartment of Anatomy and Embryology, Leiden University Medical Center, Leiden, 2333 ZA, the Netherlands.
John C M J de GrootDepartment of Otorhinolaryngology and Head and Neck Surgery, Leiden University Medical Center, Leiden, 2333 ZA, the Netherlands.
Liesbeth van IperenDepartment of Anatomy and Embryology, Leiden University Medical Center, Leiden, 2333 ZA, the Netherlands.
Margriet A HuismanDepartment of Otorhinolaryngology and Head and Neck Surgery, Leiden University Medical Center, Leiden, 2333 ZA, the Netherlands.
Johan H M FrijnsDepartment of Otorhinolaryngology and Head and Neck Surgery, Leiden University Medical Center, Leiden, 2333 ZA, the Netherlands.
Susana M Chuva de Sousa LopesDepartment of Anatomy and Embryology, Leiden University Medical Center, Leiden, 2333 ZA, the Netherlands.
Leiden University Medical Center · NLGhent University Hospital · BE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Sensorineural hearing loss (SNHL) is one of the most common congenital disorders in humans, afflicting one in every thousand newborns. The majority is of heritable origin and can be divided in syndromic and nonsyndromic forms. Knowledge of the expression profile of affected genes in the human fetal cochlea is limited, and as many of the gene mutations causing SNHL likely affect the stria vascularis or cochlear potassium homeostasis (both essential to hearing), a better insight into the embryological development of this organ is needed to understand SNHL etiologies. We present an investigation on the development of the stria vascularis in the human fetal cochlea between 9 and 18 weeks of gestation (W9-W18) and show the cochlear expression dynamics of key potassium-regulating proteins. At W12, MITF+/SOX10+/KIT+ neural-crest-derived melanocytes migrated into the cochlea and penetrated the basement membrane of the lateral wall epithelium, developing into the intermediate cells of the stria vascularis. These melanocytes tightly integrated with Na+/K+-ATPase-positive marginal cells, which started to express KCNQ1 in their apical membrane at W16. At W18, KCNJ10 and gap junction proteins GJB2/CX26 and GJB6/CX30 were expressed in the cells in the outer sulcus, but not in the spiral ligament. Finally, we investigated GJA1/CX43 and GJE1/CX23 expression, and suggest that GJE1 presents a potential new SNHL associated locus. Our study helps to better understand human cochlear development, provides more insight into multiple forms of hereditary SNHL, and suggests that human hearing does not commence before the third trimester of pregnancy.

Indexed as

Cell MovementCochleaConnexin 26Connexin 30Connexin 43ConnexinsHearing Loss, SensorineuralHumansImage Processing, Computer-AssistedImmunohistochemistryKcnj10 ChannelKCNQ1 Potassium ChannelMelanocytesMicrophthalmia-Associated Transcription FactorMicroscopy, ConfocalPotassiumConnexin 26Connexin 30Connexin 43ConnexinsGJA1 protein, humanGJB2 protein, humanGJB6 protein, humanGJE1 protein, humanKcnj10 ChannelKCNQ1 Potassium ChannelKCNQ1 protein, humanMicrophthalmia-Associated Transcription FactorMITF protein, humanPotassiumPotassium Channels, Inwardly RectifyingProto-Oncogene Proteins c-kitSodium-Potassium-Exchanging ATPaseSOX10 protein, humanSOXE Transcription Factorsdevelopmenthumanmelanocytessensorineural hearing lossstria vascularis

Identifiers

PMID25663387
PMCPMC5024031
OpenAlexW1843045369

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
Read underepoch 390

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.