Evidence map›Paper›PMID 26844271›Full record

ArticleEBioMedicine2015

The Mechanism by Which MYCN Amplification Confers an Enhanced Sensitivity to a PCNA-Derived Cell Permeable Peptide in Neuroblastoma Cells.

Long Gu, Peiguo Chu, Robert Lingeman, Heather McDaniel, Steven Kechichian, Robert J Hickey, Zheng Liu, Yate-Ching Yuan, John A Sandoval, Gregg B Fields and 1 more

Open access · goldAbstract read
In one paragraph

Article in EBioMedicine, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
0.9field-weighted citation impact, top 24% 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

27 citing papers in PubMed, 34 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors at 5 institutions in 1 country.

Long GuDepartment of Molecular & Cellular Biology, Beckman Research Institute, City of Hope, Duarte, CA 91010, United States of America.
Peiguo ChuDepartment of Pathology, Beckman Research Institute, City of Hope, Duarte, CA 91010, United States of America.
Robert LingemanDepartment of Molecular & Cellular Biology, Beckman Research Institute, City of Hope, Duarte, CA 91010, United States of America.
Heather McDanielDepartment of Pediatrics, Vanderbilt University School of Medicine, Nashville, TN 37232, United States of America.
Steven KechichianDepartment of Molecular & Cellular Biology, Beckman Research Institute, City of Hope, Duarte, CA 91010, United States of America.
Robert J HickeyDepartment of Molecular Medicine, Beckman Research Institute, City of Hope, Duarte, CA 91010, United States of America.
Zheng LiuBioinformatic Core, Beckman Research Institute, City of Hope, Duarte, CA 91010, United States of America.
Yate-Ching YuanBioinformatic Core, Beckman Research Institute, City of Hope, Duarte, CA 91010, United States of America.
John A SandovalDepartment of Surgery, St. Jude Children's Research Hospital, Memphis, TN 38105, United States of America.
Gregg B FieldsFlorida Atlantic University and The Scripps Research Institute/Scripps Florida, Jupiter, FL 33458, United States of America.
Linda H MalkasDepartment of Molecular & Cellular Biology, Beckman Research Institute, City of Hope, Duarte, CA 91010, United States of America.
Beckman Research InstituteCity of Hope · USFlorida Atlantic University · USSt. Jude Children's Research Hospital · USVanderbilt University · US

Funding

Transgenic Mouse FacilityP30CA033572 · NCI · CITY OF HOPE/BECKMAN RESEARCH INSTITUTE · PI STANLEY R. HAMILTON · 1985 to 2026
$86.3M
A Structure/function Analysis of a Tumor Specific ProteinR01CA121289 · NCI · INDIANA UNIV-PURDUE UNIV AT INDIANAPOLIS · PI MALKAS, LINDA H. · 2007 to 2011
$1.5M
NCI NIH HHS P30 CA033572NCI NIH HHS P30CA033572NCI NIH HHS R01 CA121289
6 · The paper itself

Abstract

Dysregulated expression of MYC family genes is a hallmark of many malignancies. Unfortunately, these proteins are not amenable to blockade by small molecules or protein-based therapeutic agents. Therefore, we must find alternative approaches to target MYC-driven cancers. Amplification of MYCN, a MYC family member, predicts high-risk neuroblastoma (NB) disease. We have shown that R9-caPep blocks the interaction of PCNA with its binding partners and selectively kills human NB cells, especially those with MYCN amplification, and we now show the mechanism. We found elevated levels of DNA replication stress in MYCN-amplified NB cells. R9-caPep exacerbated DNA replication stress in MYCN-amplified NB cells and NB cells with an augmented level of MYC by interfering with DNA replication fork extension, leading to Chk1 dependence and susceptibility to Chk1 inhibition. We describe how these effects may be exploited for treating NB.

Indexed as

Gene AmplificationAtaxia Telangiectasia Mutated ProteinsCell Line, TumorCell-Penetrating PeptidesCheckpoint Kinase 1DNA ReplicationDrug SynergismGene Expression ProfilingHumansModels, MolecularNeuroblastomaN-Myc Proto-Oncogene ProteinNuclear ProteinsOncogene ProteinsProliferating Cell Nuclear AntigenProtein Kinase InhibitorsAtaxia Telangiectasia Mutated ProteinsCell-Penetrating PeptidesCheckpoint Kinase 1CHEK1 protein, humanMYCN protein, humanN-Myc Proto-Oncogene ProteinNuclear ProteinsOncogene ProteinsProliferating Cell Nuclear AntigenProtein Kinase InhibitorsProtein KinasesChk1DNA damage responseMYCMYCNNeuroblastomaProliferating Cell Nuclear Antigen (PCNA)Replication stress

Identifiers

PMID26844271
PMCPMC4703743
OpenAlexW2154334637

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.