Evidence map›Paper›PMID 31481735›Full record

ArticleBritish journal of cancer2019

Eribulin rapidly inhibits TGF-β-induced Snail expression and can induce Slug expression in a Smad4-dependent manner.

Roma Kaul, April L Risinger, Susan L Mooberry

Erratum issuedOpen access · hybridAbstract read
In one paragraph

Article in British journal of cancer, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.3field-weighted citation impact, top 17% 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

20 citing papers in PubMed, 30 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors at 1 institution in 1 country.

Roma KaulDepartment of Pharmacology, University of Texas Health Science Center at San Antonio, San Antonio, TX, USA.
April L RisingerDepartment of Pharmacology, University of Texas Health Science Center at San Antonio, San Antonio, TX, USA.
Susan L MooberryDepartment of Pharmacology, University of Texas Health Science Center at San Antonio, San Antonio, TX, USA. Mooberry@uthscsa.edu.ORCID http://orcid.org/0000-0001-8575-2516
The University of Texas Health Science Center at San Antonio · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundEvidence shows that the anticancer effects of microtubule targeting agents are not due solely to their antimitotic activities but also their ability to impair microtubule-dependent oncogenic signalling.

methodsThe effects of microtubule targeting agents on regulators of TGF-β-induced epithelial-to-mesenchymal transition (EMT) were evaluated in breast cancer cell lines using high content imaging, gene and protein expression, siRNA-mediated knockdown and chromatin immunoprecipitation.

resultsMicrotubule targeting agents rapidly and differentially alter the expression of Snail and Slug, key EMT-promoting transcription factors in breast cancer. Eribulin, vinorelbine and in some cases, ixabepalone, but not paclitaxel, inhibited TGF-β-mediated Snail expression by impairing the microtubule-dependent nuclear localisation of Smad2/3. In contrast, eribulin and vinorelbine promoted a TGF-β-independent increase in Slug in cells with low Smad4. Mechanistically, microtubule depolymerisation induces c-Jun, which consequently increases Slug expression in cells with low Smad4.

conclusionThese results identify a mechanism by which eribulin-mediated microtubule disruption could reverse EMT in preclinical models and in patients. Furthermore, high Smad4 levels could serve as a biomarker of this response. This study highlights that microtubule targeting drugs can exert distinct effects on the expression of EMT-regulating transcription factors and that identifying differences among these drugs could lead to their more rational use.

Indexed as

Breast NeoplasmsCell Line, TumorCell NucleusChromatin ImmunoprecipitationEpithelial-Mesenchymal TransitionEpothilonesFemaleFuransGene ExpressionGenes, junHumansKetonesMicrotubulesPaclitaxelPolyether PolyketidesSmad2 ProteinEpothiloneseribulinFuransixabepiloneKetonesPaclitaxelPolyether PolyketidesSmad2 ProteinSMAD2 protein, humanSmad3 ProteinSMAD3 protein, humanSmad4 ProteinSMAD4 protein, humanSNAI1 protein, humanSNAI2 protein, humanSnail Family Transcription FactorsTransforming Growth Factor betaTubulin ModulatorsVinorelbine

Identifiers

PMID31481735
PMCPMC6889360
OpenAlexW2972286212

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.