Evidence map›Paper›PMID 23328114›Full record

ArticleOncotarget2013

Genomic imbalance of HMMR/RHAMM regulates the sensitivity and response of malignant peripheral nerve sheath tumour cells to aurora kinase inhibition.

Pooja Mohan, Joan Castellsague, Jihong Jiang, Kristi Allen, Helen Chen, Oksana Nemirovsky, Melanie Spyra, Kaiji Hu, Lan Kluwe, Miguel Angel Pujana and 6 more

Open access · hybridAbstract read
In one paragraph

Article in Oncotarget, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 1 pooled it
2.7field-weighted citation impact, top 11% 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

23 citing papers in PubMed, 1 synthesis or guideline pooled it, 34 citations in OpenAlex.

  1. Guideline
  2. CD168 Identifies Proliferating Pancreatic Islet Cells in Murine and Human.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 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

16 authors at 7 institutions in 4 countries.

Pooja MohanDepartment of Pediatrics, Child and Family Research Institute, University of British Columbia, Vancouver, British Columbia, Canada.
Joan Castellsague
Jihong Jiang
Kristi Allen
Helen Chen
Oksana Nemirovsky
Melanie Spyra
Kaiji Hu
Lan Kluwe
Miguel Angel Pujana
Alberto Villanueva
Victor F Mautner
Jonathan J Keats
Sandra E Dunn
Conxi Lazaro
Christopher A Maxwell
Child and Family Research Institute · CAInstitut Català d'Oncologia · ESUniversity of British Columbia · CATranslational Genomics Research Institute · USUniversity Medical Center Hamburg-Eppendorf · DEBellvitge University Hospital · ESUniversität Hamburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Malignant peripheral nerve sheath tumours (MPNST) are rare, hereditary cancers associated with neurofibromatosis type I. MPNSTs lack effective treatment options as they often resist chemotherapies and have high rates of disease recurrence. Aurora kinase A (AURKA) is an emerging target in cancer and an aurora kinase inhibitor (AKI), termed MLN8237, shows promise against MPNST cell lines in vitro and in vivo. Here, we test MLN8237 against two primary human MPNST grown in vivo as xenotransplants and find that treatment results in tumour cells exiting the cell cycle and undergoing endoreduplication, which cumulates in stabilized disease. Targeted therapies can often fail in the clinic due to insufficient knowledge about factors that determine tumour susceptibilities, so we turned to three MPNST cell-lines to further study and modulate the cellular responses to AKI. We find that the sensitivity of cell-lines with amplification of AURKA depends upon the activity of the kinase, which correlates with the expression of the regulatory gene products TPX2 and HMMR/RHAMM. Silencing of HMMR/RHAMM, but not TPX2, augments AURKA activity and sensitizes MPNST cells to AKI. Furthermore, we find that AURKA activity is critical to the propagation and self-renewal of sphere-enriched MPNST cancer stem-like cells. AKI treatment significantly reduces the formation of spheroids, attenuates the self-renewal of spheroid forming cells, and promotes their differentiation. Moreover, silencing of HMMR/RHAMM is sufficient to endow MPNST cells with an ability to form and maintain sphere culture. Collectively, our data indicate that AURKA is a rationale therapeutic target for MPNST and tumour cell responses to AKI, which include differentiation, are modulated by the abundance of HMMR/RHAMM.

Indexed as

AnimalsAurora Kinase AAurora KinasesAzepinesCell Cycle ProteinsCell DifferentiationCell Line, TumorCell ProliferationCyclopropanesDose-Response Relationship, DrugExtracellular Matrix ProteinsGene Expression Regulation, NeoplasticHumansHyaluronan ReceptorsImmunoblottingMaleAURKA protein, humanAurka protein, mouseAurora Kinase AAurora KinasesAzepinesCell Cycle ProteinsCyclopropanesExtracellular Matrix Proteinshyaluronan-mediated motility receptorHyaluronan ReceptorsMicrotubule-Associated ProteinsMLN 8237Nuclear ProteinsPiperazinesProtein Serine-Threonine KinasesPyrazolesPyrimidinestozasertibTPX2 protein, human

Identifiers

PMID23328114
PMCPMC3702209
OpenAlexW1574915269

What OpenQuestion holds

Textmetadata
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.