Evidence map›Paper›PMID 24121103›Full record

ArticleMolecular cancer therapeutics2013

Inhibition of Wee1 sensitizes cancer cells to antimetabolite chemotherapeutics in vitro and in vivo, independent of p53 functionality.

Annemie A Van Linden, Dmitry Baturin, James B Ford, Susan P Fosmire, Lori Gardner, Christopher Korch, Philip Reigan, Christopher C Porter

Open access · greenAbstract read
In one paragraph

Article in Molecular cancer therapeutics, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 85 papers.

0numbers the graph read from it
0cells of the map it votes in
85citing papers in PubMed
4.1field-weighted citation impact, top 5% 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

85 citing papers in PubMed, 128 citations in OpenAlex.

  1. Trial
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  6. Advances in Systemic Therapy for Ovarian Cancer Over the Past Decade: A Clinical and Molecular Perspective.Medical science monitor : international medical journal of experimental and clinical research · 2025
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  20. Article

25 more citing papers are in PubMed but not listed here.

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

8 authors at 2 institutions in 1 country.

Annemie A Van LindenCorresponding Author: Christopher C. Porter, University of Colorado School of Medicine,12800 East 19th Avenue, RC1N 4101, Aurora, CO 80045. chris.porter@ucdenver.edu.
Dmitry Baturin
James B Ford
Susan P Fosmire
Lori Gardner
Christopher Korch
Philip Reigan
Christopher C Porter
University of Colorado Denver · USUniversity of Colorado Cancer Center · US

Funding

University of Colorado Cancer Center Support Grant - Lung Cancer Patient-Derived Xenografts with Autologous Human Immune SystemsP30CA046934 · NCI · UNIVERSITY OF COLORADO DENVER · PI James V Degregori · 1988 to 2026
$117.0M
POSTGRADUATE TRAINING IN PEDIATRIC ONCOLOGYT32CA082086 · NCI · UNIVERSITY OF COLORADO DENVER · PI GORE, LIA · 2000 to 2015
$4.1M
Validation and Development of WEE1 as a therapeutic target in AMLR01CA172385 · NCI · UNIVERSITY OF COLORADO DENVER · PI PORTER, CHRISTOPHER C · 2013 to 2017
$1.6M
NCI NIH HHS 1R01CA172385NCI NIH HHS 3P30CA046934NCI NIH HHS P30 CA046934NCI NIH HHS R01 CA172385NCI NIH HHS T32 CA082086
6 · The paper itself

Abstract

Inhibition of Wee1 is emerging as a novel therapeutic strategy for cancer, and some data suggest that cells with dysfunctional p53 are more sensitive to Wee1 inhibition combined with conventional chemotherapy than those with functional p53. We and others found that Wee1 inhibition sensitizes leukemia cells to cytarabine. Thus, we sought to determine whether chemosensitization by Wee1 inhibition is dependent on p53 dysfunction and whether combining Wee1 inhibition is tolerable and effective in vivo. Synergistic inhibition of proliferation with a Wee1 inhibitor in clinical development, MK1775, and cytarabine was observed in all acute myelogenous leukemia (AML) cell lines tested, regardless of p53 functionality. Mechanistic studies indicate that inhibition of Wee1 abrogates the S-phase checkpoint and augments apoptosis induced by cytarabine. In AML and lung cancer cell lines, genetic disruption of p53 did not alter the cells' enhanced sensitivity to antimetabolites with Wee1 inhibition. Finally, mice with AML were treated with cytarabine and/or MK1775. The combination of MK1775 and cytarabine was well tolerated in mice and enhanced the antileukemia effects of cytarabine, including survival. Thus, inhibition of Wee1 sensitizes hematologic and solid tumor cell lines to antimetabolite chemotherapeutics, whether p53 is functional or not, suggesting that the use of p53 mutation as a predictive biomarker for response to Wee1 inhibition may be restricted to certain cancers and/or chemotherapeutics. These data provide preclinical justification for testing MK1775 and cytarabine in patients with leukemia.

Indexed as

AnimalsAntimetabolites, AntineoplasticApoptosisCell Cycle CheckpointsCell Cycle ProteinsCell Line, TumorDrug Resistance, NeoplasmDrug SynergismFemaleHumansLeukemia, Myeloid, AcuteMiceNuclear ProteinsProtein-Tyrosine KinasesPyrazolesPyrimidinesadavosertibAntimetabolites, AntineoplasticCell Cycle ProteinsNuclear ProteinsProtein-Tyrosine KinasesPyrazolesPyrimidinesPyrimidinonesTumor Suppressor Protein p53WEE1 protein, human

Identifiers

PMID24121103
PMCPMC3897395
OpenAlexW2138741985

What OpenQuestion holds

Textmetadata
LicenceTDM
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.