Evidence map›Paper›PMID 29304770›Full record

ArticleBMC cancer2018

Doxorubicin resistance in breast cancer cells is mediated by extracellular matrix proteins.

Carrie J Lovitt, Todd B Shelper, Vicky M Avery

Open access · goldAbstract read
In one paragraph

Article in BMC cancer, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 146 papers.

0numbers the graph read from it
0cells of the map it votes in
146citing papers in PubMed
14.9field-weighted citation impact, top 1% 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

146 citing papers in PubMed, 342 citations in OpenAlex.

  1. Design, Synthesis,ACS omega · 2026
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  7. Unlocking the Therapeutic Potential of Integrin-Linked Kinase Inhibitors in Bioengineered 3D Breast Tumor Stroma Models.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2026
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86 more citing papers are in PubMed but not listed here.

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

3 authors at 1 institution in 1 country.

Carrie J LovittDiscovery Biology, Griffith Institute for Drug Discovery, Griffith University, Building N27, Brisbane Innovation Park, Nathan, QLD, 4111, Australia.
Todd B ShelperDiscovery Biology, Griffith Institute for Drug Discovery, Griffith University, Building N27, Brisbane Innovation Park, Nathan, QLD, 4111, Australia.
Vicky M AveryDiscovery Biology, Griffith Institute for Drug Discovery, Griffith University, Building N27, Brisbane Innovation Park, Nathan, QLD, 4111, Australia. V.Avery@griffith.edu.au.
Griffith University · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundCancer cell resistance to therapeutics can result from acquired or de novo-mediated factors. Here, we have utilised advanced breast cancer cell culture models to elucidate de novo doxorubicin resistance mechanisms.

methodsThe response of breast cancer cell lines (MCF-7 and MDA-MB-231) to doxorubicin was examined in an in vitro three-dimensional (3D) cell culture model. Cells were cultured with Matrigel™ enabling cellular arrangements into a 3D architecture in conjunction with cell-to-extracellular matrix (ECM) contact.

resultsBreast cancer cells cultured in a 3D ECM-based model demonstrated altered sensitivity to doxorubicin, when compared to those grown in corresponding two-dimensional (2D) monolayer culture conditions. Investigations into the factors triggering the observed doxorubicin resistance revealed that cell-to-ECM interactions played a pivotal role. This finding correlated with the up-regulation of pro-survival proteins in 3D ECM-containing cell culture conditions following exposure to doxorubicin. Inhibition of integrin signalling in combination with doxorubicin significantly reduced breast cancer cell viability. Furthermore, breast cancer cells grown in a 3D ECM-based model demonstrated a significantly reduced proliferation rate in comparison to cells cultured in 2D conditions.

conclusionCollectively, these novel findings reveal resistance mechanisms which may contribute to reduced doxorubicin sensitivity.

Indexed as

Breast NeoplasmsCell Culture TechniquesCell ProliferationCell SurvivalCollagenDoxorubicinDrug CombinationsDrug Resistance, NeoplasmExtracellular Matrix ProteinsFemaleHumansLamininMCF-7 CellsProteoglycansSignal TransductionCollagenDoxorubicinDrug CombinationsExtracellular Matrix ProteinsLamininmatrigelProteoglycansDoxorubicinDrug resistanceExtracellular matrixThree-dimensional cell culture

Identifiers

PMID29304770
PMCPMC5756400
OpenAlexW2781664750

What OpenQuestion holds

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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.