Evidence map›Paper›PMID 28138400›Full record

ArticleThe journal of pathology. Clinical research2017

High expression of stromal PDGFRβ is associated with reduced benefit of tamoxifen in breast cancer.

Janna Paulsson, Lisa Rydén, Carina Strell, Oliver Frings, Nicholas P Tobin, Tommy Fornander, Jonas Bergh, Göran Landberg, Olle Stål, Arne Östman

Abstract read
In one paragraph

Article in The journal of pathology. Clinical research, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

29 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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

10 authors.

Janna PaulssonDepartment of Oncology-Pathology Cancer Center Karolinska, Karolinska Institutet Stockholm Sweden.
Lisa RydénDivision of Surgery, Department of Clinical SciencesLund UniversityLundSweden; Department of SurgerySkåne University HospitalLundSweden.
Carina StrellDepartment of Oncology-Pathology Cancer Center Karolinska, Karolinska Institutet Stockholm Sweden.
Oliver FringsDepartment of Oncology-Pathology Cancer Center Karolinska, Karolinska Institutet Stockholm Sweden.
Nicholas P TobinDepartment of Oncology-Pathology Cancer Center Karolinska, Karolinska Institutet Stockholm Sweden.
Tommy FornanderDepartment of Oncology-Pathology Cancer Center Karolinska, Karolinska Institutet Stockholm Sweden.
Jonas BerghDepartment of Oncology-PathologyCancer Center Karolinska, Karolinska InstitutetStockholmSweden; Radiumhemmet, Karolinska University HospitalStockholmSweden.
Göran LandbergDepartment of Pathology Sahlgrenska Cancer Centre, University of Gothenburg Gothenburg Sweden.
Olle StålDepartment of Clinical and Experimental Medicine Oncology, Linköping University Linköping Sweden.
Arne ÖstmanDepartment of Oncology-Pathology Cancer Center Karolinska, Karolinska Institutet Stockholm Sweden.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cancer-associated fibroblasts (CAFs) regulate tumour growth, metastasis and response to treatment. Recent studies indicate the existence of functionally distinct CAF subsets. Suggested mechanisms whereby CAFs can impact on treatment response include paracrine signalling affecting cancer cell drug sensitivity and effects on tumour drug uptake. PDGFRβ is an important regulator of fibroblasts. Experimental studies have linked PDGFRβ-positive fibroblasts to metastasis and also to reduced tumour drug uptake. This study has investigated the potential role of PDGFRβ-positive fibroblasts in response to adjuvant tamoxifen treatment of breast cancer. Analyses of two breast cancer collections from randomised studies analysing adjuvant tamoxifen treatment in early breast cancer demonstrated significant benefit of tamoxifen in the group with low stromal PDGFRβ, which was not observed in the group with high stromal PDGFRβ. In general terms these findings provide novel evidence, derived from analyses of randomised clinical studies, of response-predictive capacity of a marker-defined subset of CAFs and, more specifically, identify stromal PDGFRβ as a marker related to tamoxifen benefit in early breast cancer.

Indexed as

breast cancerPDGFRβtamoxifentumour stroma

Identifiers

PMID28138400
PMCPMC5259559

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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.