Evidence map›Paper›PMID 27637080›Full record

ArticleOncotarget2016

SASH1 mediates sensitivity of breast cancer cells to chloropyramine and is associated with prognosis in breast cancer.

Joshua T Burgess, Emma Bolderson, Jodi M Saunus, Shu-Dong Zhang, Lynne E Reid, Anne Marie McNicol, Sunil R Lakhani, Katharine Cuff, Kerry Richard, Derek J Richard and 1 more

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.7field-weighted citation impact, top 15% 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, 32 citations in OpenAlex.

  1. Review
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  12. Clinicopathologic significance of nuclear HER4 and phospho-YAP(STherapeutic advances in medical oncology · 2020
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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

11 authors at 8 institutions in 2 countries.

Joshua T BurgessCancer and Ageing Research Program, Institute of Health and Biomedical Innovation at the Translational Research Institute (TRI), Queensland University of Technology, Brisbane, Australia.
Emma BoldersonCancer and Ageing Research Program, Institute of Health and Biomedical Innovation at the Translational Research Institute (TRI), Queensland University of Technology, Brisbane, Australia.
Jodi M SaunusThe University of Queensland (UQ), UQ Centre for Clinical Research, Herston, Queensland, Australia.
Shu-Dong ZhangNorthern Ireland Centre for Stratified Medicine, University of Ulster, Altnagelvin Hospital Campus, Londonderry, UK.
Lynne E ReidThe University of Queensland (UQ), UQ Centre for Clinical Research, Herston, Queensland, Australia.
Anne Marie McNicolThe University of Queensland (UQ), UQ Centre for Clinical Research, Herston, Queensland, Australia.
Sunil R LakhaniThe University of Queensland (UQ), UQ Centre for Clinical Research, Herston, Queensland, Australia.
Katharine CuffPrincess Alexandra Hospital, Woolloongabba, Brisbane, Queensland, Australia.
Kerry RichardUQ School of Medicine, Herston, Queensland, Australia.
Derek J RichardCancer and Ageing Research Program, Institute of Health and Biomedical Innovation at the Translational Research Institute (TRI), Queensland University of Technology, Brisbane, Australia.
Kenneth J O'ByrneCancer and Ageing Research Program, Institute of Health and Biomedical Innovation at the Translational Research Institute (TRI), Queensland University of Technology, Brisbane, Australia.
Queensland University of Technology · AUThe University of Queensland · AUTranslational Research Institute · AUPrincess Alexandra Hospital · AUQIMR Berghofer Medical Research Institute · AUQueensland Health · AURoyal Brisbane and Women's Hospital · AUUniversity of Ulster · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Expression of the SASH1 protein is reduced in a range of human cancers and has been implicated in apoptotic cancer cell death. This study investigated whether increasing SASH1 expression could be a useful therapeutic strategy in breast cancer. Ectopic SASH1 expression increased apoptosis in 7/8 breast cancer cell lines. Subsequent in silico connectivity screening demonstrated that the clinically approved antihistamine drug, chloropyramine, increased SASH1 mRNA levels. Chloropyramine has previously been shown to have anti-tumour activity in breast cancer in part through modulation of FAK signalling, a pathway also regulated by SASH1. This study demonstrated that chloropyramine increased SASH1 protein levels in breast cancer cells. Consistent with this the agent reduced cell confluency in 7/8 cell lines treated irrespective of their ER status but not apoptosis incompetent MCF7 cells. In contrast SASH1 siRNA-transfected breast cancer cells exhibited reduced chloropyramine sensitivity. The prognostic significance of SASH1 expression was also investigated in two breast cancer cohorts. Expression was associated with favourable outcome in ER-positive cases, but only those of low histological grade/proliferative status. Conversely, we found a very strong inverse association in HER2+ disease irrespective of ER status, and in triple-negative, basal-like cases. Overall, the data suggest that SASH1 is prognostic in breast cancer and could have subtype-dependent effects on breast cancer progression. Pharmacologic induction of SASH1 by chloropyramine treatment of breast cancer warrants further preclinical and clinical investigation.

Indexed as

AdultAgedApoptosisBiomarkers, TumorBreast NeoplasmsCell Line, TumorDrug Resistance, NeoplasmEthylenediaminesFemaleGene ExpressionHumansMiddle AgedNeoplasm GradingPrognosisProportional Hazards ModelsTumor BurdenBiomarkers, TumorchloropyramineEthylenediaminesSASH1 protein, humanTumor Suppressor Proteinsbiomarkerbreast cancerchloropyramineSASH1

Identifiers

PMID27637080
PMCPMC5341945
OpenAlexW2519003307

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.