Evidence map›Paper›PMID 34140498›Full record

ArticleNature communications2021

Hypoxia-induced SETX links replication stress with the unfolded protein response.

Shaliny Ramachandran, Tiffany S Ma, Jon Griffin, Natalie Ng, Iosifina P Foskolou, Ming-Shih Hwang, Pedro Victori, Wei-Chen Cheng, Francesca M Buffa, Katarzyna B Leszczynska and 3 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed, 2 pooled it
2.5field-weighted citation impact, top 9% 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

30 citing papers in PubMed, 2 syntheses or guidelines pooled it, 44 citations in OpenAlex.

  1. Pooled it
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  5. Wild-typemedRxiv : the preprint server for health sciences · 2026
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  19. Role of Senataxin in Amyotrophic Lateral Sclerosis.Journal of molecular neuroscience : MN · 2023
    Review
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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

13 authors at 4 institutions in 2 countries.

Shaliny Ramachandran *Department of Oncology, Oxford Institute for Radiation Oncology, University of Oxford, Oxford, UK.
Tiffany S Ma *Department of Oncology, Oxford Institute for Radiation Oncology, University of Oxford, Oxford, UK.ORCID 0000-0001-7586-0716
Jon GriffinDepartment of Molecular Biology and Biotechnology, Healthy Lifespan and Neuroscience Institute, Firth Court, University of Sheffield, Sheffield, UK.ORCID 0000-0003-3969-7637
Natalie NgDepartment of Oncology, Oxford Institute for Radiation Oncology, University of Oxford, Oxford, UK.
Iosifina P FoskolouDepartment of Oncology, Oxford Institute for Radiation Oncology, University of Oxford, Oxford, UK.ORCID 0000-0003-1874-6356
Ming-Shih HwangDepartment of Oncology, Oxford Institute for Radiation Oncology, University of Oxford, Oxford, UK.
Pedro VictoriDepartment of Oncology, Oxford Institute for Radiation Oncology, University of Oxford, Oxford, UK.ORCID 0000-0001-6321-5584
Wei-Chen ChengDepartment of Oncology, Oxford Institute for Radiation Oncology, University of Oxford, Oxford, UK.
Francesca M BuffaDepartment of Oncology, Oxford Institute for Radiation Oncology, University of Oxford, Oxford, UK.ORCID 0000-0003-0409-406X
Katarzyna B LeszczynskaDepartment of Oncology, Oxford Institute for Radiation Oncology, University of Oxford, Oxford, UK.ORCID 0000-0002-3504-1553
Sherif F El-KhamisyDepartment of Molecular Biology and Biotechnology, Healthy Lifespan and Neuroscience Institute, Firth Court, University of Sheffield, Sheffield, UK.ORCID 0000-0003-2721-7763
Natalia GromakSir William Dunn School of Pathology, University of Oxford, Oxford, UK.ORCID 0000-0002-4158-3586
Ester M HammondDepartment of Oncology, Oxford Institute for Radiation Oncology, University of Oxford, Oxford, UK. ester.hammond@oncology.ox.ac.uk.ORCID 0000-0002-2335-3146
University of Oxford · GBInstytut Biologii Doświadczalnej im. Marcelego Nenckiego · PLSheffield Teaching Hospitals NHS Foundation Trust · GBUniversity of Bradford · GB

Funding

Cancer Research UK 19276Cancer Research UK 23969Cancer Research UK C38302/A12981Cancer Research UK C5255/A23755Medical Research Council MC_ST_U16007Motor Neurone Disease Association GROMAK/JUN11/6278Wellcome TrustWellcome Trust 103844
6 · The paper itself

Abstract

Tumour hypoxia is associated with poor patient prognosis and therapy resistance. A unique transcriptional response is initiated by hypoxia which includes the rapid activation of numerous transcription factors in a background of reduced global transcription. Here, we show that the biological response to hypoxia includes the accumulation of R-loops and the induction of the RNA/DNA helicase SETX. In the absence of hypoxia-induced SETX, R-loop levels increase, DNA damage accumulates, and DNA replication rates decrease. Therefore, suggesting that, SETX plays a role in protecting cells from DNA damage induced during transcription in hypoxia. Importantly, we propose that the mechanism of SETX induction in hypoxia is reliant on the PERK/ATF4 arm of the unfolded protein response. These data not only highlight the unique cellular response to hypoxia, which includes both a replication stress-dependent DNA damage response and an unfolded protein response but uncover a novel link between these two distinct pathways.

Indexed as

Cell HypoxiaActivating Transcription Factor 4Cell DeathCell Line, TumorCell SurvivalChromatin ImmunoprecipitationDNA DamageDNA HelicaseseIF-2 KinaseGene Expression RegulationHumansMultifunctional EnzymesNucleic Acid Synthesis InhibitorsOxygenR-Loop StructuresRNA HelicasesActivating Transcription Factor 4ATF4 protein, humanDNA HelicasesEIF2AK3 protein, humaneIF-2 KinaseMultifunctional EnzymesNucleic Acid Synthesis InhibitorsOxygenRNA HelicasesSETX protein, humanZinostatin

Identifiers

PMID34140498
PMCPMC8211819
OpenAlexW3170275732

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.