Evidence map›Paper›PMID 23935525›Full record

ArticlePLoS genetics2013

Functional characterisation of alpha-galactosidase a mutations as a basis for a new classification system in fabry disease.

Jan Lukas, Anne-Katrin Giese, Arseni Markoff, Ulrike Grittner, Ed Kolodny, Hermann Mascher, Karl J Lackner, Wolfgang Meyer, Phillip Wree, Viatcheslav Saviouk and 1 more

Open access · goldAbstract read
In one paragraph

Article in PLoS genetics, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 93 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
93citing papers in PubMed, 2 pooled it
5.1field-weighted citation impact, top 4% 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

93 citing papers in PubMed, 2 syntheses or guidelines pooled it, 158 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
  3. Trial
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33 more citing papers are in PubMed but not listed here.

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 7 institutions in 4 countries.

Jan LukasAlbrecht-Kossel-Institute for Neuroregeneration, Centre for Mental Health, University of Rostock, Rostock, Germany.
Anne-Katrin Giese
Arseni Markoff
Ulrike Grittner
Ed Kolodny
Hermann Mascher
Karl J Lackner
Wolfgang Meyer
Phillip Wree
Viatcheslav Saviouk
Arndt Rolfs
University of Rostock · DECentogene (Germany) · DECharité - Universitätsmedizin Berlin · DEIonicon Analytik (Austria) · ATJohannes Gutenberg University Mainz · DENew York University · USQueen Mary University of London · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Fabry disease (FD) is an X-linked hereditary defect of glycosphingolipid storage caused by mutations in the gene encoding the lysosomal hydrolase α-galactosidase A (GLA, α-gal A). To date, over 400 mutations causing amino acid substitutions have been described. Most of these mutations are related to the classical Fabry phenotype. Generally in lysosomal storage disorders a reliable genotype/phenotype correlation is difficult to achieve, especially in FD with its X-linked mode of inheritance. In order to predict the metabolic consequence of a given mutation, we combined in vitro enzyme activity with in vivo biomarker data. Furthermore, we used the pharmacological chaperone (PC) 1-deoxygalactonojirimycin (DGJ) as a tool to analyse the influence of individual mutations on subcellular organelle-trafficking and stability. We analysed a significant number of mutations and correlated the obtained properties to the clinical manifestation related to the mutation in order to improve our knowledge of the identity of functional relevant amino acids. Additionally, we illustrate the consequences of different mutations on plasma lyso-globotriaosylsphingosine (lyso-Gb3) accumulation in the patients' plasma, a biomarker proven to reflect the impaired substrate clearance caused by specific mutations. The established system enables us to provide information for the clinical relevance of PC therapy for a given mutant. Finally, in order to generate reliable predictions of mutant GLA defects we compared the different data sets to reveal the most coherent system to reflect the clinical situation.

Indexed as

1-Deoxynojirimycinalpha-GalactosidaseAmino Acid SubstitutionFabry DiseaseGlycolipidsHumansMutationPhenotypeProtein TransportSphingolipids1-Deoxynojirimycinalpha-Galactosidaseglobotriaosyl lysosphingolipidGlycolipidsmigalastatSphingolipids

Identifiers

PMID23935525
PMCPMC3731228
OpenAlexW2096596851

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.