Evidence map›Paper›PMID 28207045›Full record

ArticleHuman molecular genetics2017

Remodelling of microRNAs in colorectal cancer by hypoxia alters metabolism profiles and 5-fluorouracil resistance.

Anke Nijhuis, Hannah Thompson, Julie Adam, Alexandra Parker, Luke Gammon, Amy Lewis, Jacob G Bundy, Tomoyoshi Soga, Aisha Jalaly, David Propper and 8 more

Abstract read
In one paragraph

Article in Human molecular genetics, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed, 3 pooled it
–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

48 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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  2. The Role ofGenes · 2026
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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

18 authors.

Anke NijhuisCentre for Genomics and Child Health, Blizard Institute, Barts and The London School of Medicine and Dentistry, London E1 2AT, UK.
Hannah ThompsonCentre for Genomics and Child Health, Blizard Institute, Barts and The London School of Medicine and Dentistry, London E1 2AT, UK.
Julie AdamRadcliffe Department of Medicine, OCDEM, University of Oxford, Oxford OX3 7LJ, UK.
Alexandra ParkerCentre for Genomics and Child Health, Blizard Institute, Barts and The London School of Medicine and Dentistry, London E1 2AT, UK.
Luke GammonCentre for Cell Biology and Cutaneous Research, Blizard Institute, Barts and The London School of Medicine and Dentistry, London E1 2AT, UK.
Amy LewisCentre for Genomics and Child Health, Blizard Institute, Barts and The London School of Medicine and Dentistry, London E1 2AT, UK.
Jacob G BundyDepartment of Surgery and Cancer, Imperial College London, Sir Alexander Fleming Building, London SW7 2AZ, UK.
Tomoyoshi SogaInstitute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata 997-0052, Japan.
Aisha JalalyCentre for Genomics and Child Health, Blizard Institute, Barts and The London School of Medicine and Dentistry, London E1 2AT, UK.
David PropperDepartment of Medical Oncology, St Bartholomew's Hospital, Gloucester House, Little Britain, London EC1A 7BE, UK.
Rosemary JefferyCentre for Genomics and Child Health, Blizard Institute, Barts and The London School of Medicine and Dentistry, London E1 2AT, UK.
Nirosha SuraweeraCentre for Genomics and Child Health, Blizard Institute, Barts and The London School of Medicine and Dentistry, London E1 2AT, UK.
Sarah McDonaldCentre for Genomics and Child Health, Blizard Institute, Barts and The London School of Medicine and Dentistry, London E1 2AT, UK.
Mohamed A ThahaCentre for Genomics and Child Health, Blizard Institute, Barts and The London School of Medicine and Dentistry, London E1 2AT, UK.
Roger FeakinsDepartment of Histopathology, Royal London Hospital, Whitechapel, London, UK.
Robert LoweCentre for Genomics and Child Health, Blizard Institute, Barts and The London School of Medicine and Dentistry, London E1 2AT, UK.
Cleo L BishopCentre for Cell Biology and Cutaneous Research, Blizard Institute, Barts and The London School of Medicine and Dentistry, London E1 2AT, UK.
Andrew SilverCentre for Genomics and Child Health, Blizard Institute, Barts and The London School of Medicine and Dentistry, London E1 2AT, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Solid tumours have oxygen gradients and areas of near and almost total anoxia. Hypoxia reduces sensitivity to 5-fluorouracil (5-FU)-chemotherapy for colorectal cancer (CRC). MicroRNAs (miRNAs) are hypoxia sensors and were altered consistently in six CRC cell lines (colon cancer: DLD-1, HCT116 and HT29; rectal cancer: HT55, SW837 and VACO4S) maintained in hypoxia (1 and 0.2% oxygen) compared with normoxia (20.9%). CRC cell lines also showed altered amino acid metabolism in hypoxia and hypoxia-responsive miRNAs were predicted to target genes in four metabolism pathways: beta-alanine; valine, leucine, iso-leucine; aminoacyl-tRNA; and alanine, aspartate, glutamate. MiR-210 was increased in hypoxic areas of CRC tissues and hypoxia-responsive miR-21 and miR-30d, but not miR-210, were significantly increased in 5-FU resistant CRCs. Treatment with miR-21 and miR-30d antagonists sensitized hypoxic CRC cells to 5-FU. Our data highlight the complexity and tumour heterogeneity caused by hypoxia. MiR-210 as a hypoxic biomarker, and the targeting of miR-21 and miR-30d and/or the amino acid metabolism pathways may offer translational opportunities.

Indexed as

Amino AcidsApoptosisCell HypoxiaColorectal NeoplasmsDrug Resistance, NeoplasmFluorouracilGene Expression Regulation, NeoplasticGenetic HeterogeneityHCT116 CellsHumansMicroRNAsOxygenAmino AcidsFluorouracilMicroRNAsMIRN210 microRNA, humanMIRN21 microRNA, humanMIRN30b microRNA, humanOxygen

Identifiers

PMID28207045
PMCPMC5393147

What OpenQuestion holds

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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.