Evidence map›Paper›PMID 8728703›Full record

ArticleJournal of medical genetics1996

Discordant segregation of Xq28 markers and a mutation in the L1 gene in a family with X linked hydrocephalus.

M Jouet, L Strain, D Bonthron, S Kenwrick

Open access · bronzeAbstract readCase Reports
In one paragraph

Article in Journal of medical genetics, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
1.9field-weighted citation impact, top 14% 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

4 citing papers in PubMed, 16 citations in OpenAlex.

  1. Review
  2. Article
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  4. Review
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 2 countries.

M JouetDepartment of Medicine, University of Cambridge, UK.
L Strain
D Bonthron
S Kenwrick
University of Cambridge · GBLevel-5 (Japan) · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

X linked recessive hydrocephalus is the most common hereditary form of hydrocephalus. Genetic analysis indicates that the majority of cases are caused by mutations in a single gene in Xq28, recently identified as the gene for neural cell adhesion molecule L1. Genetic heterogeneity for this disorder was suggested following the description of a single large pedigree where X linked hydrocephalus showed lack of linkage to Xq28 markers flanking the L1 gene. Mutation analysis in this family shows a single base pair deletion within the coding sequence of the L1 gene that would result in truncation of the mature protein. The nature of the mutation and its segregation with the disease through the pedigree indicate that it is the cause of X linked hydrocephalus in this family. These results are at odds with data obtained through segregation of alleles for markers flanking the L1 gene. Somatic and germline mosaicism is the most plausible explanation for these data, which also provide further evidence for genetic homogeneity of X linked hydrocephalus.

Indexed as

ExonsPoint MutationX ChromosomeBase SequenceChromosome MappingFemaleGenetic MarkersHumansHydrocephalusLeukocyte L1 Antigen ComplexMaleMembrane GlycoproteinsMolecular Sequence DataNeural Cell Adhesion MoleculesPedigreeProtein Structure, SecondaryGenetic MarkersLeukocyte L1 Antigen ComplexMembrane GlycoproteinsNeural Cell Adhesion Molecules

Identifiers

PMID8728703
PMCPMC1051879
OpenAlexW2075908125

What OpenQuestion holds

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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.