Evidence map›Paper›PMID 24413054›Full record

ArticleNature structural & molecular biology2014

Rapid induction of alternative lengthening of telomeres by depletion of the histone chaperone ASF1.

Roderick J O'Sullivan, Nausica Arnoult, Daniel H Lackner, Liana Oganesian, Candy Haggblom, Armelle Corpet, Genevieve Almouzni, Jan Karlseder

Open access · greenAbstract read
In one paragraph

Article in Nature structural & molecular biology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 190 papers.

0numbers the graph read from it
0cells of the map it votes in
190citing papers in PubMed
14.4field-weighted citation impact, top 1% 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

190 citing papers in PubMed, 263 citations in OpenAlex.

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130 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

8 authors at 1 institution in 1 country.

Roderick J O'SullivanMolecular and Cellular Biology Laboratory, The Salk Institute for Biological Studies, La Jolla, California, USA.
Nausica ArnoultMolecular and Cellular Biology Laboratory, The Salk Institute for Biological Studies, La Jolla, California, USA.
Daniel H LacknerMolecular and Cellular Biology Laboratory, The Salk Institute for Biological Studies, La Jolla, California, USA.
Liana OganesianMolecular and Cellular Biology Laboratory, The Salk Institute for Biological Studies, La Jolla, California, USA.
Candy HaggblomMolecular and Cellular Biology Laboratory, The Salk Institute for Biological Studies, La Jolla, California, USA.
Armelle Corpet1] Institut Curie, Centre de Recherche, Paris, France. [2] Centre National de la Recherche Scientifique, Paris, France. [3].
Genevieve Almouzni1] Institut Curie, Centre de Recherche, Paris, France. [2] Centre National de la Recherche Scientifique, Paris, France.
Jan KarlsederMolecular and Cellular Biology Laboratory, The Salk Institute for Biological Studies, La Jolla, California, USA.
Salk Institute for Biological Studies · US

Funding

Viral Vector Core (VVC)P30CA014195 · NCI · SALK INSTITUTE FOR BIOLOGICAL STUDIES · PI Ye Zheng · 1985 to 2026
$82.8M
Understanding ALT activation in C. elegans and human cellsR01GM087476 · NIGMS · SALK INSTITUTE FOR BIOLOGICAL STUDIES · PI KARLSEDER, JAN · 2009 to 2017
$3.2M
The role of histone chaperone Asf1 in Alternative Lengthening of TelomeresR01CA174942 · NCI · SALK INSTITUTE FOR BIOLOGICAL STUDIES · PI KARLSEDER, JAN · 2013 to 2017
$2.0M
NCI NIH HHS P30 CA014195NCI NIH HHS P30CA014195NCI NIH HHS R01 CA174942NCI NIH HHS R01CA174942NIGMS NIH HHS R01 GM087476NIGMS NIH HHS R01GM087476
6 · The paper itself

Abstract

The mechanism of activation of the alternative lengthening of telomeres (ALT) pathway of mammalian chromosome-end maintenance has been unclear. We have now discovered that co-depletion of the histone chaperones ASF1a and ASF1b in human cells induced all hallmarks of ALT in both primary and cancer cells. These included the formation of ALT-associated PML (promyelocytic leukemia) bodies (APBs), the presence of extrachromosomal telomeric DNA species, an elevated frequency of telomeric sister chromatid exchanges (t-SCE) events and intertelomeric exchange of an integrated tag. The induction of ALT characteristics in this setting led to the simultaneous suppression of telomerase. We determined that ALT induction is positively regulated by the proteins RAD17 and BLM and negatively regulated by EXO1 and DNA2. The induction of ALT phenotypes as a consequence of ASF1 depletion strongly supports the hypothesis that ALT is a consequence of histone management dysfunction.

Indexed as

Cell Cycle ProteinsCell Line, TumorDNA ReplicationGene Expression RegulationHumansKineticsMolecular ChaperonesTelomeraseTelomere HomeostasisASF1A protein, humanASF1B protein, humanCell Cycle ProteinsMolecular ChaperonesTelomeraseTERT protein, human

Identifiers

PMID24413054
PMCPMC3946341
OpenAlexW1987369038

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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.