Evidence map›Paper›PMID 23138527›Full record

ArticleHuman genetics2013

Identification of COL6A2 mutations in progressive myoclonus epilepsy syndrome.

Siamak Karkheiran, Catharine E Krebs, Vladimir Makarov, Yalda Nilipour, Benjamin Hubert, Hossein Darvish, Steven Frucht, Gholam Ali Shahidi, Joseph D Buxbaum, Coro Paisán-Ruiz

Abstract read
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In one paragraph

Article in Human genetics, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
2.5field-weighted citation impact, top 11% 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

12 citing papers in PubMed, 27 citations in OpenAlex.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Article
  6. Collagen VI in healthy and diseased nervous system.Disease models & mechanisms · 2018
    Review
  7. Genetic and epigenetic mechanisms of epilepsy: a review.Neuropsychiatric disease and treatment · 2017
    Review
  8. Article
  9. Article
  10. Review
  11. Article
  12. Article
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

10 authors at 3 institutions in 2 countries.

Siamak KarkheiranMovement Disorders Clinic, Hazrat Rasool Hospital, Tehran University of Medical Sciences, Tehran, Iran.
Catharine E Krebs
Vladimir Makarov
Yalda Nilipour
Benjamin Hubert
Hossein Darvish
Steven Frucht
Gholam Ali Shahidi
Joseph D Buxbaum
Coro Paisán-Ruiz
Icahn School of Medicine at Mount Sinai · USTehran University of Medical Sciences · IRShahid Beheshti University of Medical Sciences · IR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In this study, a consanguineous family with progressive myoclonus epilepsy (PME) was clinically examined and molecularly investigated to determine the molecular events causing disease. Since exclusion of known genes indicated that novel genes causing PME still remained unidentified, homozygosity mapping, exome sequencing, as well as validation and disease-segregation analyses were subsequently carried out for both loci and gene identification. To further assure our results, a muscle biopsy and gene expression analyses were additionally performed. As a result, a homozygous, disease-segregating COL6A2 mutation, p.Asp215Asn, absent in a large number of control individuals, including control individuals of Iranian ancestry, was identified in both affected siblings. COL6A2 was shown to be expressed in the human cerebral cortex and muscle biopsy revealed no specific histochemical pathology. We conclude that the COL6A2 p.Asp215Asn mutation is likely to be responsible for PME in this family; however, additional studies are warranted to further establish the pathogenic role of both COL6A2 and the extracellular proteolysis system in the pathogenesis of PME.

Indexed as

MutationAdolescentAdultAsparagineAspartic AcidCerebral CortexChromosomes, Human, Pair 21Collagen Type VIConsanguinityElectroencephalographyFemaleHomozygoteHumansIranMaleMiddle AgedAsparagineAspartic AcidCOL6A2 protein, humanCollagen Type VI

Identifiers

PMID23138527
OpenAlexW2114315887

What OpenQuestion holds

Textmetadata
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.