Evidence map›Paper›PMID 23034980›Full record

ArticleJournal of child neurology2013

Novel mutation in Sjogren-Larsson syndrome is associated with divergent neurologic phenotypes.

Kathleen Davis, Kenton R Holden, Dana S'Aulis, Claudia Amador, M Gisele Matheus, William B Rizzo

Open access · greenAbstract readCase Reports
In one paragraph

Article in Journal of child neurology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
0.6field-weighted citation impact, top 35% 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

11 citing papers in PubMed, 18 citations in OpenAlex.

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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 3 institutions in 2 countries.

Kathleen Davis1Department of Pediatrics, University of Nebraska Medical Center, Omaha, NE, USA.
Kenton R Holden
Dana S'Aulis
Claudia Amador
M Gisele Matheus
William B Rizzo
University of Nebraska Medical Center · USMedical University of South Carolina · USUniversidad Metropolitana de Honduras · HN

Funding

ICHTHYOSIS IN SJOGREN/LARSSON SYNDROMER01AR044552 · NIAMS · VIRGINIA COMMONWEALTH UNIVERSITY · PI RIZZO, WILLIAM B. · 1997 to 2010
$3.6M
NIAMS NIH HHS R01 AR044552
6 · The paper itself

Abstract

Sjögren-Larsson syndrome is an inherited disorder of lipid metabolism caused by mutations in the ALDH3A2 gene that codes for fatty aldehyde dehydrogenase, which results in accumulation of fatty aldehydes and alcohols and is characterized by ichthyosis, intellectual disability, and spastic diplegia/quadriplegia. The authors describe 2 unrelated Honduran patients who carried the same novel homozygous nonsense mutation (c.1309A>T, p.K437X) and ALDH3A2 DNA haplotype, but widely differed in disease severity. One patient exhibited spastic quadriplegia with unusual neuroregression, whereas the other patient had the usual static form of spastic diplegia with neurodevelopmental disabilities. Biochemical analyses showed a similar profound deficiency of fatty aldehyde dehydrogenase activity and impaired fatty alcohol metabolism in both patients' cultured fibroblasts. These results indicate that variation in the neurologic phenotype of Sjögren-Larsson syndrome is not strictly determined by the ALDH3A2 mutation or the biochemical defect as expressed in cultured fibroblasts, but by unidentified epigenetic/environmental factors, gene modifiers, or other mechanisms.

Indexed as

MutationPhenotypeAldehyde OxidoreductasesChild, PreschoolFemaleFibroblastsHumansIchthyosisLipid MetabolismMaleSeverity of Illness IndexSjogren-Larsson SyndromeAldehyde Oxidoreductaseslong-chain-aldehyde dehydrogenasealdehyde dehydrogenasefatty alcoholichthyosismutationneurologicphenotypeSjögren-Larssonspasticity

Identifiers

PMID23034980
PMCPMC6028016
OpenAlexW2096863539

What OpenQuestion holds

Textmetadata
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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.