Evidence map›Paper›PMID 10359047›Full record

ArticleJapanese journal of cancer research : Gann1999

Expression of fibronectin isoforms in human breast tissue: production of extra domain A+/extra domain B+ by cancer cells and extra domain A+ by stromal cells.

E Matsumoto, T Yoshida, Y Kawarada, T Sakakura

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in Japanese journal of cancer research : Gann, 1999. 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
0.1field-weighted citation impact, top 66% 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, 43 citations in OpenAlex.

  1. Article
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  8. Scaffold stiffness influences breast cancer cell invasion via EGFR-linked Mena upregulation and matrix remodeling.Matrix biology : journal of the International Society for Matrix Biology · 2020
    Article
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  14. Review
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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

4 authors at 1 institution in 1 country.

E MatsumotoDepartment of Pathology, Mie University School of Medicine, Tsu.
T Yoshida
Y Kawarada
T Sakakura
Mie University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The expression of fibronectin (FN) isoforms including extra domain A (EDA) and extra domain B (EDB) segments, was investigated in 36 invasive ductal carcinomas and 13 benign tumors of human breast tissues by in situ hybridization using probes specific to alternative splicing sites. Signals for the constant region of FN mRNA in cancer cells were found in 53% of the invasive ductal carcinomas. The EDA+ and EDB+ mRNA signals were found in 47% and 33%, respectively. Stromal cells expressing FN, EDA+ and EDB+ mRNA signals were present in 100%, 69% and 14% of cases, respectively. Expression of FN mRNAs by cancer cells was most frequent in intraductal lesions or large cancer nests, and that by stromal cells was associated with desmoplastic areas. In representative cases, proportions of FN mRNA-positive cancer cells expressing EDA and EDB segments were 45% and 39%, respectively, signals for both being frequently found in the same cells. EDA+ and EDB+ mRNA were labeled in 25% and 6% of the FN mRNA-positive stromal cells, a large proportion thus being EDA-/EDB- FN. In conclusion, the splicing pattern of FN pre-mRNA is dependent on the cell type and histology of breast cancer tissues. The observed lack of expression in fibroadenomas and other benign conditions suggests a link with tumor progression.

Indexed as

Alternative SplicingBreastBreast NeoplasmsCarcinoma, Ductal, BreastEpithelial CellsFemaleFibroadenomaFibrocystic Breast DiseaseFibronectinsHumansIn Situ HybridizationPapilloma, IntraductalProtein IsoformsRNA, MessengerStromal CellsTenascinFibronectinsProtein IsoformsRNA, MessengerTenascin

Identifiers

PMID10359047
PMCPMC5926068
OpenAlexW2001703212

What OpenQuestion holds

Textmetadata
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.