Evidence map›Paper›PMID 19129219›Full record

ArticleNucleic acids research2009

A ChIP-chip approach reveals a novel role for transcription factor IRF1 in the DNA damage response.

Mattia Frontini, Meeraa Vijayakumar, Alexander Garvin, Nicole Clarke

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
1.1field-weighted citation impact, top 23% 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

29 citing papers in PubMed, 59 citations in OpenAlex.

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  12. Viral Resistance and IFN Signaling in STAT2 Knockout Fish Cells.Journal of immunology (Baltimore, Md. : 1950) · 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

4 authors at 2 institutions in 1 country.

Mattia FrontiniMRC Clinical Sciences Centre, Faculty of Medicine Imperial College London, Hammersmith Hospital Campus, Du Cane Road, London, W12 0NN, UK.
Meeraa Vijayakumar
Alexander Garvin
Nicole Clarke
Hammersmith Hospital · GBImperial College London · GB

Funding

Biotechnology and Biological Sciences Research CouncilCancer Research UK
6 · The paper itself

Abstract

IRF1 is a transcription factor that regulates key processes in the immune system and in tumour suppression. To gain further insight into IRF1's role in these processes, we searched for new target genes by performing chromatin immunoprecipitation coupled to a CpG island microarray (ChIP-chip). Using this approach we identified 202 new IRF1-binding sites with high confidence. Functional categorization of the target genes revealed a surprising cadre of new roles that can be linked to IRF1. One of the major functional categories was the DNA damage response pathway. In order to further validate our findings, we show that IRF1 can regulate the mRNA expression of a number of the DNA damage response genes in our list. In particular, we demonstrate that the mRNA and protein levels of the DNA repair protein BRIP1 [Fanconi anemia gene J (FANC J)] are upregulated after IRF1 over-expression. We also demonstrate that knockdown of IRF1 by siRNA results in loss of BRIP1 expression, abrogation of BRIP1 foci after DNA interstrand crosslink (ICL) damage and hypersensitivity to the DNA crosslinking agent, melphalan; a characteristic phenotype of FANC J cells. Taken together, our data provides a more complete understanding of the regulatory networks controlled by IRF1 and reveals a novel role for IRF1 in regulating the ICL DNA damage response.

Indexed as

DNA DamageDNA RepairGene Expression RegulationBinding SitesCell Line, TumorCells, CulturedChromatin ImmunoprecipitationCross-Linking ReagentsDNA-Binding ProteinsFanconi Anemia Complementation Group ProteinsFibroblastsHumansInterferon-gammaInterferon Regulatory Factor-1MelphalanOligonucleotide Array Sequence AnalysisBRIP1 protein, humanCross-Linking ReagentsDNA-Binding ProteinsFanconi Anemia Complementation Group ProteinsInterferon-gammaInterferon Regulatory Factor-1MelphalanRNA Helicases

Identifiers

PMID19129219
PMCPMC2651779
OpenAlexW2140941354

What OpenQuestion holds

Textmetadata
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.