Evidence map›Paper›PMID 26588899›Full record

ArticleMolecular cancer2015

Dasatinib blocks transcriptional and promigratory responses to transforming growth factor-beta in pancreatic adenocarcinoma cells through inhibition of Smad signalling: implications for in vivo mode of action.

Tobias Bartscht, Benjamin Rosien, Dirk Rades, Roland Kaufmann, Harald Biersack, Hendrik Lehnert, Frank Gieseler, Hendrik Ungefroren

Open access · goldAbstract read
In one paragraph

Article in Molecular cancer, 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
1.9field-weighted citation impact, top 12% 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

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

8 authors at 2 institutions in 1 country.

Tobias BartschtFirst Department of Medicine, UKSH, Campus Lübeck, 23538, Lübeck, Germany.
Benjamin RosienFirst Department of Medicine, UKSH, Campus Lübeck, 23538, Lübeck, Germany.
Dirk RadesDepartment of Radiation Oncology, UKSH, Campus Lübeck, D-23538, Lübeck, Germany.
Roland KaufmannDepartment of General, Visceral and Vascular Surgery, Jena University Hospital, D-07747, Jena, Germany.
Harald BiersackFirst Department of Medicine, UKSH, Campus Lübeck, 23538, Lübeck, Germany.
Hendrik LehnertFirst Department of Medicine, UKSH, Campus Lübeck, 23538, Lübeck, Germany.
Frank GieselerFirst Department of Medicine, UKSH, Campus Lübeck, 23538, Lübeck, Germany.
Hendrik UngefrorenFirst Department of Medicine, UKSH, Campus Lübeck, 23538, Lübeck, Germany. hendrik.ungefroren@uksh.de.
Universitäres Kinderwunschzentrum Lübeck · DEJena University Hospital · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWe have previously shown in pancreatic ductal adenocarcinoma (PDAC) cells that the SRC inhibitors PP2 and PP1 effectively inhibited TGF-β1-mediated cellular responses by blocking the kinase function of the TGF-β type I receptor ALK5 rather than SRC. Here, we investigated the ability of the clinically utilised SRC/ABL inhibitor dasatinib to mimic the PP2/PP1 effect.

methodsThe effect of dasatinib on TGF-β1-dependent Smad2/3 phosphorylation, general transcriptional activity, gene expression, cell motility, and the generation of tumour stem cells was measured in Panc-1 and Colo-357 cells using immunoblotting, reporter gene assays, RT-PCR, impedance-based real-time measurement of cell migration, and colony formation assays, respectively.

resultsIn both PDAC cell lines, dasatinib effectively blocked TGF-β1-induced Smad phosphorylation, activity of 3TPlux and pCAGA(12)-luc reporter genes, cell migration, and expression of individual TGF-β1 target genes associated with epithelial-mesenchymal transition and invasion. Moreover, dasatinib strongly interfered with the TGF-β1-induced generation of tumour stem cells as demonstrated by gene expression analysis and single cell colony formation. Dasatinib also inhibited the high constitutive migratory activity conferred on Panc-1 cells by ectopic expression of kinase-active ALK5.

conclusionsOur data suggest that the clinical efficiency of dasatinib may in part be due to cross-inhibition of tumour-promoting TGF-β signalling. Dasatinib may be useful as a dual TGF-β/SRC inhibitor in experimental and clinical therapeutics to prevent metastatic spread in late-stage PDAC and other tumours.

Indexed as

Antineoplastic AgentsCarcinoma, Pancreatic DuctalCell Line, TumorCell MovementDasatinibDrug Screening Assays, AntitumorEpithelial-Mesenchymal TransitionHumansNeoplasm InvasivenessNeoplastic Stem CellsPancreatic NeoplasmsProtein Serine-Threonine KinasesReceptors, Transforming Growth Factor betaReceptor, Transforming Growth Factor-beta Type ISignal TransductionSmad2 ProteinAntineoplastic AgentsDasatinibProtein Serine-Threonine KinasesReceptors, Transforming Growth Factor betaReceptor, Transforming Growth Factor-beta Type ISmad2 ProteinSMAD2 protein, humanSmad3 ProteinSMAD3 protein, humanTGFBR1 protein, humanTransforming Growth Factor beta1

Identifiers

PMID26588899
PMCPMC4654868
OpenAlexW2174492957

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

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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.