Evidence map›Paper›PMID 26700820›Full record

ArticleOncotarget2016

Cell cycle-dependent resolution of DNA double-strand breaks.

Susanna Ambrosio, Giacomo Di Palo, Giuliana Napolitano, Stefano Amente, Gaetano Ivan Dellino, Mario Faretta, Pier Giuseppe Pelicci, Luigi Lania, Barbara Majello

Abstract read
In one paragraph

Article in Oncotarget, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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

21 citing papers in PubMed.

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  13. DNA double-strand breaks: a potential therapeutic target for neurodegenerative diseases.Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology · 2019
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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

9 authors.

Susanna AmbrosioDepartment of Biology, University of Naples 'Federico II', Naples, Italy.
Giacomo Di PaloDepartment of Molecular Medicine and Medical Biotechnologies, University of Naples 'Federico II', Naples, Italy.
Giuliana NapolitanoDepartment of Biology, University of Naples 'Federico II', Naples, Italy.
Stefano AmenteDepartment of Molecular Medicine and Medical Biotechnologies, University of Naples 'Federico II', Naples, Italy.
Gaetano Ivan DellinoDepartment of Experimental Oncology, European Institute of Oncology, Milan, Italy.
Mario FarettaDepartment of Experimental Oncology, European Institute of Oncology, Milan, Italy.
Pier Giuseppe PelicciDepartment of Experimental Oncology, European Institute of Oncology, Milan, Italy.
Luigi LaniaDepartment of Molecular Medicine and Medical Biotechnologies, University of Naples 'Federico II', Naples, Italy.
Barbara MajelloDepartment of Biology, University of Naples 'Federico II', Naples, Italy.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

DNA double strand breaks (DSBs) elicit prompt activation of DNA damage response (DDR), which arrests cell-cycle either in G1/S or G2/M in order to avoid entering S and M phase with damaged DNAs. Since mammalian tissues contain both proliferating and quiescent cells, there might be fundamental difference in DDR between proliferating and quiescent cells (or G0-arrested). To investigate these differences, we studied recruitment of DSB repair factors and resolution of DNA lesions induced at site-specific DSBs in asynchronously proliferating, G0-, or G1-arrested cells. Strikingly, DSBs occurring in G0 quiescent cells are not repaired and maintain a sustained activation of the p53-pathway. Conversely, re-entry into cell cycle of damaged G0-arrested cells, occurs with a delayed clearance of DNA repair factors initially recruited to DSBs, indicating an inefficient repair when compared to DSBs induced in asynchronously proliferating or G1-synchronized cells. Moreover, we found that initial recognition of DSBs and assembly of DSB factors is largely similar in asynchronously proliferating, G0-, or G1-synchronized cells. Our study thereby demonstrates that repair and resolution of DSBs is strongly dependent on the cell-cycle state.

Indexed as

DNA Breaks, Double-StrandedRecombination, GeneticApoptosisBlotting, WesternBreastCell CycleCell ProliferationCells, CulturedChromatin ImmunoprecipitationDNA RepairFemaleFlow CytometryFluorescent Antibody TechniqueHumansReal-Time Polymerase Chain ReactionReverse Transcriptase Polymerase Chain ReactionRNA, MessengerAsiSI restriction enzymecell-cycleDSB repairsite-specific DSBs

Identifiers

PMID26700820
PMCPMC4826256

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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.