Evidence map›Paper›PMID 8697155›Full record

ArticleHeart (British Cardiac Society)1996

Expression of platelet derived growth factor B chain and beta receptor in human coronary arteries after percutaneous transluminal coronary angioplasty: an immunohistochemical study.

S Tanizawa, M Ueda, C M van der Loos, A C van der Wal, A E Becker

Open access · bronzeAbstract read
In one paragraph

Article in Heart (British Cardiac Society), 1996. 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
7.2field-weighted citation impact, top 3% 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, 78 citations in OpenAlex.

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  9. Smooth Muscle Cell-targeted RNA Aptamer Inhibits Neointimal Formation.Molecular therapy : the journal of the American Society of Gene Therapy · 2016
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  16. Sp1-dependent activation of KLF4 is required for PDGF-BB-induced phenotypic modulation of smooth muscle.American journal of physiology. Heart and circulatory physiology · 2009
    Article
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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

5 authors at 1 institution in 1 country.

S TanizawaDepartment of Cardiovascular Pathology, University of Amsterdam, Netherlands.
M Ueda
C M van der Loos
A C van der Wal
A E Becker
Amsterdam University of Applied Sciences · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo evaluate whether expression of platelet derived growth factor B (PDGF-B) protein is associated with expression of its receptor protein in human coronary arteries after angioplasty and to identify cells involved.

backgroundPDGF is considered an important growth factor in the repair process of the vessel wall after angioplasty. In situ hybridisation has revealed expression of PDGF-A and -B chain messenger ribonucleic acid (mRNA) in human coronary arteries at sites of postangioplasty injury.

methodsTarget and non-target sites of eight coronary arteries were studied immunohistochemically for PDGF-B and PDGF-beta receptor proteins in relation to macrophages, T lymphocytes, smooth muscle cells, and HLA-DR positive cells.

resultsThe PDGF-B and PDGF-beta receptor proteins were expressed in areas with distinct repair, containing alpha actin negative spindle cells, macrophages and, at later stages, alpha actin positive smooth muscle cells as well. When the neointima was composed mainly of alpha actin smooth muscle cells, PDGF-B expression was rare and PDGF-beta receptor expression was negative.

conclusionsThere is expression of PDGF-B and PDGF-beta receptor proteins at sites of postangioplasty repair in human coronary arteries. The associated cells are mainly macrophages and alpha actin negative spindle cells; the latter may be dedifferentiated smooth muscle cells. A link between PDGF expression and the postangioplasty time interval suggests a relation with cell differentiation as part of the maturation of the repair tissue. Mutual expression of both the growth factor and its receptor protein strongly suggests that in humans a PDGF mediated repair process occurs, with involvement of smooth muscle cells and macrophages.

Indexed as

Angioplasty, Balloon, CoronaryAgedCoronary DiseaseCoronary VesselsFemaleHumansImmunohistochemistryMacrophagesMaleMiddle AgedMuscle, Smooth, VascularPlatelet-Derived Growth FactorProto-Oncogene ProteinsProto-Oncogene Proteins c-sisReceptor, Platelet-Derived Growth Factor betaReceptors, Platelet-Derived Growth FactorPlatelet-Derived Growth FactorProto-Oncogene ProteinsProto-Oncogene Proteins c-sisReceptor, Platelet-Derived Growth Factor betaReceptors, Platelet-Derived Growth Factor

Identifiers

PMID8697155
PMCPMC484375
OpenAlexW2001881013

What OpenQuestion holds

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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.