Evidence map›Paper›PMID 30629587›Full record

ArticlePloS one2019

ERK-mediated TIMELESS expression suppresses G2/M arrest in colon cancer cells.

Beth K Neilsen, Danielle E Frodyma, Jamie L McCall, Kurt W Fisher, Robert E Lewis

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
3.7field-weighted citation impact, top 6% 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

26 citing papers in PubMed, 48 citations in OpenAlex.

  1. Article
  2. Review
  3. Circadian clock and cancer.Military Medical Research · 2026
    Review
  4. Review
  5. Article
  6. TIMELESS as a prognostic biomarker and therapeutic target in gastric cancer.Journal, genetic engineering & biotechnology · 2025
    Article
  7. Article
  8. c-Jun N-terminal kinase signaling in aging.Frontiers in aging neuroscience · 2024
    Review
  9. Article
  10. Review
  11. The TIMELESS effort for timely DNA replication and protection.Cellular and molecular life sciences : CMLS · 2023
    Review
  12. Review
  13. Article
  14. Review
  15. Article
  16. Article
  17. Article
  18. Article
  19. Article
  20. New Insights Into Cancer Chronotherapies.Frontiers in pharmacology · 2021
    Review
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

5 authors at 1 institution in 1 country.

Beth K NeilsenEppley Institute, Fred & Pamela Buffett Cancer Center, University of Nebraska Medical Center, Omaha, Nebraska, United States of America.
Danielle E FrodymaEppley Institute, Fred & Pamela Buffett Cancer Center, University of Nebraska Medical Center, Omaha, Nebraska, United States of America.ORCID 0000-0002-8120-6953
Jamie L McCallEppley Institute, Fred & Pamela Buffett Cancer Center, University of Nebraska Medical Center, Omaha, Nebraska, United States of America.
Kurt W FisherEppley Institute, Fred & Pamela Buffett Cancer Center, University of Nebraska Medical Center, Omaha, Nebraska, United States of America.
Robert E LewisEppley Institute, Fred & Pamela Buffett Cancer Center, University of Nebraska Medical Center, Omaha, Nebraska, United States of America.
University of Nebraska Medical Center · US

Funding

UNMC/EPPLEY CANCER CENTER SUPPORT GRANTP30CA036727 · NCI · UNIVERSITY OF NEBRASKA MEDICAL CENTER · PI Apar Kishor Ganti · 1985 to 2026
$55.0M
The role of stress in the fetal origin of obesity and metabolic dysfunctionP20GM104320 · NIGMS · UNIVERSITY OF NEBRASKA LINCOLN · PI ZEMPLENI, JANOS · 2014 to 2024
$24.9M
Target Validation CoreP20GM121316 · NIGMS · UNIVERSITY OF NEBRASKA MEDICAL CENTER · PI Robert E. Lewis · 2018 to 2026
$23.5M
CHEMICAL CARCINOGENESIS &CANCER BIOLOGYT32CA009476 · NCI · UNIVERSITY OF NEBRASKA MEDICAL CENTER · PI Jennifer D. Black · 1988 to 2026
$6.2M
Novel Effectors of Colon TumorigenesisR01CA157774 · NCI · UNIVERSITY OF NEBRASKA MEDICAL CENTER · PI LEWIS, ROBERT E. · 2012 to 2016
$1.5M
Discovering Vulnerabilities in Ras-driven CancersF30CA203397 · NCI · UNIVERSITY OF NEBRASKA MEDICAL CENTER · PI NEILSEN, BETH · 2016 to 2019
$165k
NCI NIH HHS F30 CA203397NCI NIH HHS P30 CA036727NCI NIH HHS R01 CA157774NCI NIH HHS T32 CA009476NIGMS NIH HHS P20 GM104320NIGMS NIH HHS P20 GM121316
6 · The paper itself

Abstract

The cell cycle is under circadian regulation. Oncogenes can dysregulate circadian-regulated genes to disrupt the cell cycle, promoting tumor cell proliferation. As a regulator of G2/M arrest in response to DNA damage, the circadian gene Timeless Circadian Clock (TIMELESS) coordinates this connection and is a potential locus for oncogenic manipulation. TIMELESS expression was evaluated using RNASeq data from TCGA and by RT-qPCR and western blot analysis in a panel of colon cancer cell lines. TIMELESS expression following ERK inhibition was examined via western blot. Cell metabolic capacity, propidium iodide, and CFSE staining were used to evaluate the effect of TIMELESS depletion on colon cancer cell survival and proliferation. Cell metabolic capacity following TIMELESS depletion in combination with Wee1 or CHK1 inhibition was assessed. TIMELESS is overexpressed in cancer and required for increased cancer cell proliferation. ERK activation promotes TIMELESS expression. TIMELESS depletion increases γH2AX, a marker of DNA damage, and triggers G2/M arrest via increased CHK1 and CDK1 phosphorylation. TIMELESS depletion in combination with Wee1 or CHK1 inhibition causes an additive decrease in cancer cell metabolic capacity with limited effects in non-transformed human colon epithelial cells. The data show that ERK activation contributes to the overexpression of TIMELESS in cancer. Depletion of TIMELESS increases γH2AX and causes G2/M arrest, limiting cell proliferation. These results demonstrate a role for TIMELESS in cancer and encourage further examination of the link between circadian rhythm dysregulation and cancer cell proliferation.

Indexed as

CDC2 Protein KinaseCell Cycle ProteinsCell Line, TumorCell ProliferationCheckpoint Kinase 1Colonic NeoplasmsDNA DamageG2 Phase Cell Cycle CheckpointsGene Expression Regulation, NeoplasticHCT116 CellsHistonesHumansIntracellular Signaling Peptides and ProteinsMAP Kinase Signaling SystemNuclear ProteinsProtein-Tyrosine KinasesCDC2 Protein KinaseCDK1 protein, humanCell Cycle ProteinsCheckpoint Kinase 1CHEK1 protein, humanH2AX protein, humanHistonesIntracellular Signaling Peptides and ProteinsNuclear ProteinsProtein-Tyrosine KinasesRNA, Small InterferingTIMELESS protein, humanWEE1 protein, human

Identifiers

PMID30629587
PMCPMC6328106
OpenAlexW2910767285

What OpenQuestion holds

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LicenceCC BY
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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.