Evidence map›Paper›PMID 19906707›Full record

ArticleNucleic acids research2010

Cohesin promotes the repair of ionizing radiation-induced DNA double-strand breaks in replicated chromatin.

Christina Bauerschmidt, Cecilia Arrichiello, Susanne Burdak-Rothkamm, Michael Woodcock, Mark A Hill, David L Stevens, Kai Rothkamm

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 55 papers.

0numbers the graph read from it
0cells of the map it votes in
55citing papers in PubMed
3.4field-weighted citation impact, top 7% 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

55 citing papers in PubMed, 101 citations in OpenAlex.

  1. Article
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  6. Genome control by SMC complexes.Nature reviews. Molecular cell biology · 2023
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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

7 authors at 2 institutions in 2 countries.

Christina BauerschmidtGray Institute for Radiation Oncology and Biology, University of Oxford, Oxford OX3 7DQ, UK.
Cecilia Arrichiello
Susanne Burdak-Rothkamm
Michael Woodcock
Mark A Hill
David L Stevens
Kai Rothkamm
CRUK/MRC Oxford Institute for Radiation Oncology · GBUniversity of Oxford · GB

Funding

Cancer Research UK C14 504/A611Medical Research Council G0700730
6 · The paper itself

Abstract

The cohesin protein complex holds sister chromatids together after synthesis until mitosis. It also contributes to post-replicative DNA repair in yeast and higher eukaryotes and accumulates at sites of laser-induced damage in human cells. Our goal was to determine whether the cohesin subunits SMC1 and Rad21 contribute to DNA double-strand break repair in X-irradiated human cells in the G2 phase of the cell cycle. RNA interference-mediated depletion of SMC1 sensitized HeLa cells to X-rays. Repair of radiation-induced DNA double-strand breaks, measured by gammaH2AX/53BP1 foci analysis, was slower in SMC1- or Rad21-depleted cells than in controls in G2 but not in G1. Inhibition of the DNA damage kinase DNA-PK, but not ATM, further inhibited foci loss in cohesin-depleted cells in G2. SMC1 depletion had no effect on DNA single-strand break repair in either G1 or late S/G2. Rad21 and SMC1 were recruited to sites of X-ray-induced DNA damage in G2-phase cells, but not in G1, and only when DNA damage was concentrated in subnuclear stripes, generated by partially shielded ultrasoft X-rays. Our results suggest that the cohesin complex contributes to cell survival by promoting the repair of radiation-induced DNA double-strand breaks in G2-phase cells in an ATM-dependent pathway.

Indexed as

DNA Breaks, Double-StrandedDNA RepairAtaxia Telangiectasia Mutated ProteinsCell Cycle ProteinsChromatinChromosomal Proteins, Non-HistoneChromosome AberrationsCohesinsDNA-Activated Protein KinaseDNA-Binding ProteinsDNA Breaks, Single-StrandedDNA ReplicationG2 PhaseHeLa CellsHumansMitosisAtaxia Telangiectasia Mutated ProteinsATM protein, humanCell Cycle ProteinsChromatinChromosomal Proteins, Non-HistoneCohesinsDNA-Activated Protein KinaseDNA-Binding ProteinsNuclear ProteinsPhosphoproteinsProtein Serine-Threonine KinasesRAD21 protein, humanStructural Maintenance of Chromosome Protein 1Tumor Suppressor Proteins

Identifiers

PMID19906707
PMCPMC2811025
OpenAlexW2082416672

What OpenQuestion holds

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LicenceCC BY-NC
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.