Evidence map›Paper›PMID 28117327›Full record

ArticleNature communications2017

Telomeres in ICF syndrome cells are vulnerable to DNA damage due to elevated DNA:RNA hybrids.

Shira Sagie, Shir Toubiana, Stella R Hartono, Hagar Katzir, Aya Tzur-Gilat, Shany Havazelet, Claire Francastel, Guillaume Velasco, Frédéric Chédin, Sara Selig

Abstract read
In one paragraph

Article in Nature communications, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 66 papers.

0numbers the graph read from it
0cells of the map it votes in
66citing papers in PubMed
–field-weighted citation impact
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

66 citing papers in PubMed.

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  19. Article
  20. Telomere Transcription inBiomedicines · 2023
    Article

6 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

10 authors.

Shira SagieMolecular Medicine Laboratory, Rambam Health Care Campus and Rappaport Faculty of Medicine, Technion, Haifa 31096, Israel.ORCID 0000-0001-7234-0256
Shir ToubianaMolecular Medicine Laboratory, Rambam Health Care Campus and Rappaport Faculty of Medicine, Technion, Haifa 31096, Israel.
Stella R HartonoDepartment of Molecular and Cellular Biology and Genome Center, University of California, Davis, California 95616, USA.
Hagar KatzirMolecular Medicine Laboratory, Rambam Health Care Campus and Rappaport Faculty of Medicine, Technion, Haifa 31096, Israel.
Aya Tzur-GilatMolecular Medicine Laboratory, Rambam Health Care Campus and Rappaport Faculty of Medicine, Technion, Haifa 31096, Israel.
Shany HavazeletMolecular Medicine Laboratory, Rambam Health Care Campus and Rappaport Faculty of Medicine, Technion, Haifa 31096, Israel.
Claire FrancastelUniversité Paris Diderot, Sorbonne Paris Cité, Epigenetics and Cell Fate, CNRS UMR7216, Paris Cedex 75205, France.
Guillaume VelascoUniversité Paris Diderot, Sorbonne Paris Cité, Epigenetics and Cell Fate, CNRS UMR7216, Paris Cedex 75205, France.
Frédéric ChédinDepartment of Molecular and Cellular Biology and Genome Center, University of California, Davis, California 95616, USA.
Sara SeligMolecular Medicine Laboratory, Rambam Health Care Campus and Rappaport Faculty of Medicine, Technion, Haifa 31096, Israel.

Funding

"R-loop formation protects CpG islands against epigenetic silencing".R01GM094299 · NIGMS · UNIVERSITY OF CALIFORNIA AT DAVIS · PI CHEDIN, FREDERIC LOUIS · 2010 to 2015
$1.5M
NIGMS NIH HHS R01 GM094299
6 · The paper itself

Abstract

dnaRNA hybrids, nucleic acid structures with diverse physiological functions, can disrupt genome integrity when dysregulated. Human telomeres were shown to form hybrids with the lncRNA TERRA, yet the formation and distribution of these hybrids among telomeres, their regulation and their cellular effects remain elusive. Here we predict and confirm in several human cell types that DNA:RNA hybrids form at many subtelomeric and telomeric regions. We demonstrate that ICF syndrome cells, which exhibit short telomeres and elevated TERRA levels, are enriched for hybrids at telomeric regions throughout the cell cycle. Telomeric hybrids are associated with high levels of DNA damage at chromosome ends in ICF cells, which are significantly reduced with overexpression of RNase H1. Our findings suggest that abnormally high TERRA levels in ICF syndrome lead to accumulation of telomeric hybrids that, in turn, can result in telomeric dysfunction.

Indexed as

Cell LineChromosomal InstabilityDNADNA DamageFaceHumansImmunologic Deficiency SyndromesLymphocytesPrimary Cell CulturePrimary Immunodeficiency DiseasesRepetitive Sequences, Nucleic AcidRibonuclease HRNA, Long NoncodingTelomereTelomere ShorteningDNARibonuclease Hribonuclease HIRNA, Long Noncoding

Identifiers

PMID28117327
PMCPMC5286223

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.