Evidence map›Paper›PMID 30740830›Full record

ArticleHuman mutation2019

Kilquist syndrome: A novel syndromic hearing loss disorder caused by homozygous deletion of SLC12A2.

Ellen F Macnamara, Alanna E Koehler, Precilla D'Souza, Tyra Estwick, Paul Lee, Gilbert Vezina, Undiagnosed Diseases Network, Harper Fauni, Stephen R Braddock, Erin Torti and 4 more

Registry-linked trialOpen access · greenAbstract readCase Reports
In one paragraph

Article in Human mutation, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02450851 (Clinical and Genetic Evaluation of Patients With Undiagnosed Disorders Through the Undiagnosed Diseases Network), which is not on this map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
4.1field-weighted citation impact, top 5% 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.

NCT02450851 recruitingnot on this map

Clinical and Genetic Evaluation of Patients With Undiagnosed Disorders Through the Undiagnosed Diseases Network

TypeobservationalSponsorNational Human Genome Research Institute (NHGRI)Ran2015 to 2028Enrolled20,000ConditionsGenetic Disease
3 · Its place in the literature

Who cites it

28 citing papers in PubMed, 43 citations in OpenAlex.

  1. Review
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  4. The role ofJournal of pharmaceutical analysis · 2023
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  5. NKCC1 in human diseases: is theAmerican journal of physiology. Cell physiology · 2023
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  12. Cell-based analysis ofFrontiers in genetics · 2022
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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

14 authors at 5 institutions in 1 country.

Ellen F MacnamaraNational Institutes of Health Undiagnosed Diseases Program, Common Fund, Office of the Director, Bethesda, Maryland.ORCID 0000-0002-9418-3287
Alanna E KoehlerNational Institutes of Health Undiagnosed Diseases Program, Common Fund, Office of the Director, Bethesda, Maryland.
Precilla D'SouzaNational Institutes of Health Undiagnosed Diseases Program, Common Fund, Office of the Director, Bethesda, Maryland.
Tyra EstwickNational Institutes of Health Undiagnosed Diseases Program, Common Fund, Office of the Director, Bethesda, Maryland.
Paul LeeNational Institutes of Health Undiagnosed Diseases Program, Common Fund, Office of the Director, Bethesda, Maryland.
Gilbert VezinaDivision of Diagnostic Imaging and Radiology, Children's National Health System, Washington, District of Columbia.
Undiagnosed Diseases NetworkCommon Fund, Office of the Director, National Institutes of Health, Bethesda, Maryland.
Harper FauniCommon Fund, Office of the Director, National Institutes of Health, Bethesda, Maryland.
Stephen R BraddockNational Institutes of Health Undiagnosed Diseases Program, Common Fund, Office of the Director, Bethesda, Maryland.
Erin TortiDepartment of Pediatrics, Saint Louis University School of Medicine, St. Louis, Missouri.
James Matthew HoltDepartment of Pediatrics, Saint Louis University School of Medicine, St. Louis, Missouri.
Prashant SharmaHudsonAlpha Institute for Biotechnology, Huntsville, Alabama.
May Christine V MalicdanNational Institutes of Health Undiagnosed Diseases Program, Common Fund, Office of the Director, Bethesda, Maryland.
Cynthia J TifftNational Institutes of Health Undiagnosed Diseases Program, Common Fund, Office of the Director, Bethesda, Maryland.
National Institutes of Health · USChildren's National · USGenVec · USHudsonAlpha Institute for Biotechnology · USSaint Louis University · US

Funding

Clinical Genome Wide Sequencing Core for the Undiagnosed Disease NetworkU01HG007943 · NHGRI · MEDICAL COLLEGE OF WISCONSIN · PI WORTHEY, ELIZABETH A · 2014 to 2017
$4.1M
Clinical Pursuits by the NHGRI Office of the Clinical DirectorZIAHG200402 · NHGRI · NATIONAL HUMAN GENOME RESEARCH INSTITUTE · PI GAHL, WILLIAM · 2019 to 2019
$122k
Intramural NIH HHS Z99 HG999999National Human Genome Research Institute of the National Institutes of Health U01HG007943NHGRI NIH HHS U01 HG007943
6 · The paper itself

Abstract

Syndromic sensorineural hearing loss is multigenic and associated with malformations of the ear and other organ systems. Herein we describe a child admitted to the NIH Undiagnosed Diseases Program with global developmental delay, sensorineural hearing loss, gastrointestinal abnormalities, and absent salivation. Next-generation sequencing revealed a uniparental isodisomy in chromosome 5, and a 22 kb homozygous deletion in SLC12A2, which encodes for sodium, potassium, and chloride transporter in the basolateral membrane of secretory epithelia. Functional studies using patient-derived fibroblasts showed truncated SLC12A2 transcripts and markedly reduced protein abundance when compared with control. Loss of Slc12a2 in mice has been shown to lead to deafness, abnormal neuronal growth and migration, severe gastrointestinal abnormalities, and absent salivation. Together with the described phenotype of the Slc12a2-knockout mouse model, our results suggest that the absence of functional SLC12A2 causes a new genetic syndrome and is crucial for the development of auditory, neurologic, and gastrointestinal tissues.

Indexed as

Genetic Predisposition to DiseaseHomozygoteSequence DeletionChild, PreschoolFaciesGenetic Association StudiesGenetic LociHearing Loss, SensorineuralHumansMagnetic Resonance ImagingMalePhenotypeSolute Carrier Family 12, Member 2SyndromeTomography, X-Ray ComputedSLC12A2 protein, humanSolute Carrier Family 12, Member 2absent salivationcystic fibrosisgut malrotationNKCC1uniparental isodisomy

Identifiers

PMID30740830
PMCPMC6693334
OpenAlexW2911331593

What OpenQuestion holds

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Registered trials

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.