Evidence map›Paper›PMID 26248031›Full record

ArticlePloS one2015

Nutlin-3a: A Potential Therapeutic Opportunity for TP53 Wild-Type Ovarian Carcinomas.

Erin K Crane, Suet-Yan Kwan, Daisy I Izaguirre, Yvonne T M Tsang, Lisa K Mullany, Zhifei Zu, JoAnne S Richards, David M Gershenson, Kwong-Kwok Wong

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed, 1 pooled it
2.0field-weighted citation impact, top 12% 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

33 citing papers in PubMed, 1 synthesis or guideline pooled it, 48 citations in OpenAlex.

  1. Pooled it
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  11. Baicalein Induces GMolecules (Basel, Switzerland) · 2023
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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

9 authors at 2 institutions in 1 country.

Erin K CraneDepartment of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas, United States of America.
Suet-Yan KwanDepartment of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas, United States of America; Cancer Biology Program, The University of Texas at Houston Graduate School of Biomedical Sciences, Houston, Texas, United States of America.
Daisy I IzaguirreDepartment of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas, United States of America; Cancer Biology Program, The University of Texas at Houston Graduate School of Biomedical Sciences, Houston, Texas, United States of America.
Yvonne T M TsangDepartment of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas, United States of America.
Lisa K MullanyDepartment of Molecular and Cellular Biology, Baylor College of Medicine, Houston, Texas, United States of America.
Zhifei ZuDepartment of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas, United States of America.
JoAnne S RichardsDepartment of Molecular and Cellular Biology, Baylor College of Medicine, Houston, Texas, United States of America.
David M GershensonDepartment of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas, United States of America.
Kwong-Kwok WongDepartment of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas, United States of America; Cancer Biology Program, The University of Texas at Houston Graduate School of Biomedical Sciences, Houston, Texas, United States of America.
The University of Texas MD Anderson Cancer Center · USBaylor College of Medicine · US

Funding

Tumor Evolution and Metastasis ProgramP30CA016672 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI Scott Kopetz · 1985 to 2026
$290.8M
Training of Academic Gynecologic OncologistsT32CA101642 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI ANIL K SOOD, Kathleen Schmeler · 2005 to 2026
$9.2M
Steroid Hormones Regulate Ovarian Cancer Progression and MetastasisR01CA181808 · NCI · BAYLOR COLLEGE OF MEDICINE · PI RICHARDS, JOANNE STEWART · 2014 to 2018
$1.7M
NCI NIH HHS CA016672NCI NIH HHS CA181808NCI NIH HHS P30 CA016672NCI NIH HHS P50 CA08369NCI NIH HHS R01 CA181808NCI NIH HHS T32 CA101642
6 · The paper itself

Abstract

Epithelial ovarian cancer is a diverse molecular and clinical disease, yet standard treatment is the same for all subtypes. TP53 mutations represent a node of divergence in epithelial ovarian cancer histologic subtypes and may represent a therapeutic opportunity in subtypes expressing wild type, including most low-grade ovarian serous carcinomas, ovarian clear cell carcinomas and ovarian endometrioid carcinomas, which represent approximately 25% of all epithelial ovarian cancer. We therefore sought to investigate Nutlin-3a--a therapeutic which inhibits MDM2, activates wild-type p53, and induces apoptosis--as a therapeutic compound for TP53 wild-type ovarian carcinomas. Fifteen epithelial ovarian cancer cell lines of varying histologic subtypes were treated with Nutlin-3a with determination of IC50 values. Western Blot (WB) and quantitative real-time polymerase chain reaction (qRT-PCR) analyses quantified MDM2, p53, and p21 expression after Nutlin-3a treatment. DNA from 15 cell lines was then sequenced for TP53 mutations in exons 2-11 including intron-exon boundaries. Responses to Nutlin-3a were dependent upon TP53 mutation status. By qRT-PCR and WB, levels of MDM2 and p21 were upregulated in wild-type TP53 sensitive cell lines, and p21 induction was reduced or absent in mutant cell lines. Annexin V assays demonstrated apoptosis in sensitive cell lines treated with Nutlin-3a. Thus, Nutlin-3a could be a potential therapeutic agent for ovarian carcinomas expressing wild-type TP53 and warrants further investigation.

Indexed as

Gene Expression Regulation, NeoplasticAntineoplastic AgentsApoptosisCell Line, TumorCell SurvivalCyclin-Dependent Kinase Inhibitor p21ExonsFemaleHumansImidazolesInhibitory Concentration 50IntronsMutationOvaryPiperazinesProto-Oncogene Proteins c-mdm2Antineoplastic AgentsCyclin-Dependent Kinase Inhibitor p21ImidazolesMDM2 protein, humannutlin 3PiperazinesProto-Oncogene Proteins c-mdm2Tumor Suppressor Protein p53

Identifiers

PMID26248031
PMCPMC4527847
OpenAlexW1960438017

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.