Evidence map›Paper›PMID 25230886›Full record

ArticleScientific reports2014

A broad spectrum of genomic changes in latinamerican patients with EXT1/EXT2-CDG.

M A Delgado, G Martinez-Domenech, P Sarrión, R Urreizti, L Zecchini, H H Robledo, F Segura, R Dodelson de Kremer, S Balcells, D Grinberg and 1 more

Open access · goldAbstract readComparative Study
In one paragraph

Article in Scientific reports, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed, 1 pooled it
0.5field-weighted citation impact, top 33% 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

13 citing papers in PubMed, 1 synthesis or guideline pooled it, 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

11 authors at 5 institutions in 2 countries.

M A DelgadoCentro de Estudio de las Metabolopatías Congénitas (CEMECO), Facultad de Ciencias Médicas, Universidad Nacional de Córdoba, Hospital de Niños de la Santísima Trinidad, Córdoba, Argentina.
G Martinez-DomenechCentro de Estudio de las Metabolopatías Congénitas (CEMECO), Facultad de Ciencias Médicas, Universidad Nacional de Córdoba, Hospital de Niños de la Santísima Trinidad, Córdoba, Argentina.
P SarriónUniversitat de Barcelona, IBUB, Centro de Investigación Biomédica en Red de Enfermedades Raras (CIBERER), Departament de Genética, Facultat de Biología, Barcelona, España.
R UrreiztiUniversitat de Barcelona, IBUB, Centro de Investigación Biomédica en Red de Enfermedades Raras (CIBERER), Departament de Genética, Facultat de Biología, Barcelona, España.
L ZecchiniServicio de Traumatología, Hospital de Niños de la Santísima Trinidad, Córdoba, Argentina.
H H RobledoServicio de Bioimágenes, Hospital de Niños de la Santísima Trinidad, Córdoba, Argentina.
F SeguraIIda Cátedra de Ortopedia y Traumatología, Facultad de Ciencias Médicas, Universidad Nacional de Córdoba, Argentina.
R Dodelson de KremerCentro de Estudio de las Metabolopatías Congénitas (CEMECO), Facultad de Ciencias Médicas, Universidad Nacional de Córdoba, Hospital de Niños de la Santísima Trinidad, Córdoba, Argentina.
S BalcellsUniversitat de Barcelona, IBUB, Centro de Investigación Biomédica en Red de Enfermedades Raras (CIBERER), Departament de Genética, Facultat de Biología, Barcelona, España.
D GrinbergUniversitat de Barcelona, IBUB, Centro de Investigación Biomédica en Red de Enfermedades Raras (CIBERER), Departament de Genética, Facultat de Biología, Barcelona, España.
C G Asteggiano1] Centro de Estudio de las Metabolopatías Congénitas (CEMECO), Facultad de Ciencias Médicas, Universidad Nacional de Córdoba, Hospital de Niños de la Santísima Trinidad, Córdoba, Argentina [2] Cátedra de Farmacología, Facultad de Medicina, Universidad Católica de Córdoba, Argentina [3] Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Argentina.
Centro de Investigación Biomédica en Red · ESHospital de Niños de la Santísima Trinidad · ARUniversidad Nacional de Córdoba · ARCentro Científico Tecnológico - San Juan · ARUniversitat de Barcelona · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Multiple osteochondromatosis (MO), or EXT1/EXT2-CDG, is an autosomal dominant O-linked glycosylation disorder characterized by the formation of multiple cartilage-capped tumors (osteochondromas). In contrast, solitary osteochondroma (SO) is a non-hereditary condition. EXT1 and EXT2, are tumor suppressor genes that encode glycosyltransferases involved in heparan sulfate elongation. We present the clinical and molecular analysis of 33 unrelated Latin American patients (27 MO and 6 SO). Sixty-three percent of all MO cases presented severe phenotype and two malignant transformations to chondrosarcoma (7%). We found the mutant allele in 78% of MO patients. Ten mutations were novel. The disease-causing mutations remained unknown in 22% of the MO patients and in all SO patients. No second mutational hit was detected in the DNA of the secondary chondrosarcoma from a patient who carried a nonsense EXT1 mutation. Neither EXT1 nor EXT2 protein could be detected in this sample. This is the first Latin American research program on EXT1/EXT2-CDG.

Indexed as

Case-Control StudiesChild, PreschoolCohort StudiesDNA Mutational AnalysisExostoses, Multiple HereditaryExostosin 1Exostosin 2FemaleGenomicsHumansLatin AmericaLoss of HeterozygosityMaleMutationN-AcetylglucosaminyltransferasesPromoter Regions, GeneticExostosin 1Exostosin 2N-Acetylglucosaminyltransferases

Identifiers

PMID25230886
PMCPMC4166712
OpenAlexW2015738195

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.