Evidence map›Paper›PMID 25948488›Full record

ArticleJournal of translational medicine2015

Fibroblast growth factor-2 regulates human cardiac myofibroblast-mediated extracellular matrix remodeling.

Daniyil A Svystonyuk, Janet M C Ngu, Holly E M Mewhort, Brodie D Lipon, Guoqi Teng, David G Guzzardi, Getanshu Malik, Darrell D Belke, Paul W M Fedak

Open access · goldAbstract read
In one paragraph

Article in Journal of translational medicine, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
7.1field-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

37 citing papers in PubMed, 81 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

9 authors at 1 institution in 1 country.

Daniyil A SvystonyukSection of Cardiac Surgery, Department of Cardiac Sciences, University of Calgary, Libin Cardiovascular Institute of Alberta, C880, 1403 29 Street NW, Calgary, Alberta, T2N 2T9, Canada. d.svstnk@gmail.com.
Janet M C NguSection of Cardiac Surgery, Department of Cardiac Sciences, University of Calgary, Libin Cardiovascular Institute of Alberta, C880, 1403 29 Street NW, Calgary, Alberta, T2N 2T9, Canada. janet.ngu1020@gmail.com.
Holly E M MewhortSection of Cardiac Surgery, Department of Cardiac Sciences, University of Calgary, Libin Cardiovascular Institute of Alberta, C880, 1403 29 Street NW, Calgary, Alberta, T2N 2T9, Canada. hollymewhort@me.com.
Brodie D LiponSection of Cardiac Surgery, Department of Cardiac Sciences, University of Calgary, Libin Cardiovascular Institute of Alberta, C880, 1403 29 Street NW, Calgary, Alberta, T2N 2T9, Canada. brodie_dl@hotmail.com.
Guoqi TengSection of Cardiac Surgery, Department of Cardiac Sciences, University of Calgary, Libin Cardiovascular Institute of Alberta, C880, 1403 29 Street NW, Calgary, Alberta, T2N 2T9, Canada. teng@ucalgary.ca.
David G GuzzardiSection of Cardiac Surgery, Department of Cardiac Sciences, University of Calgary, Libin Cardiovascular Institute of Alberta, C880, 1403 29 Street NW, Calgary, Alberta, T2N 2T9, Canada. dgguzzardi@gmail.com.
Getanshu MalikSection of Cardiac Surgery, Department of Cardiac Sciences, University of Calgary, Libin Cardiovascular Institute of Alberta, C880, 1403 29 Street NW, Calgary, Alberta, T2N 2T9, Canada. m.getanshu@gmail.com.
Darrell D BelkeSection of Cardiac Surgery, Department of Cardiac Sciences, University of Calgary, Libin Cardiovascular Institute of Alberta, C880, 1403 29 Street NW, Calgary, Alberta, T2N 2T9, Canada. dbelke@ucalgary.ca.
Paul W M FedakSection of Cardiac Surgery, Department of Cardiac Sciences, University of Calgary, Libin Cardiovascular Institute of Alberta, C880, 1403 29 Street NW, Calgary, Alberta, T2N 2T9, Canada. paul.fedak@gmail.com.
University of Calgary · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTissue fibrosis and chamber remodeling is a hallmark of the failing heart and the final common pathway for heart failure of diverse etiologies. Sustained elevation of pro-fibrotic cytokine transforming growth factor-beta1 (TGFβ1) induces cardiac myofibroblast-mediated fibrosis and progressive structural tissue remodeling.

objectivesWe examined the effects of low molecular weight fibroblast growth factor (LMW-FGF-2) on human cardiac myofibroblast-mediated extracellular matrix (ECM) dysregulation and remodeling.

methodsHuman cardiac biopsies were obtained during open-heart surgery and myofibroblasts were isolated, passaged, and seeded within type I collagen matrices. To induce myofibroblast activation and ECM remodeling, myofibroblast-seeded collagen gels were exposed to TGFβ1. The extent of ECM contraction, myofibroblast activation, ECM dysregulation, and cell apoptosis was determined in the presence of LMW-FGF-2 and compared to its absence. Using a novel floating nylon-grid supported thin collagen gel culture platform system, myofibroblast activation and local ECM remodeling around isolated single cells was imaged using confocal microscopy and quantified by image analysis.

resultsTGFβ1 induced significant myofibroblast activation and ECM dysregulation as evidenced by collagen gel contraction, structural ECM remodeling, collagen synthesis, ECM degradation, and altered TIMP expression. LMW-FGF-2 significantly attenuated TGFβ1 induced myofibroblast-mediated ECM remodeling. These observations were similar using either ventricular or atrial-derived cardiac myofibroblasts. In addition, for the first time using individual cells, LMW-FGF-2 was observed to attenuate cardiac myofibroblast activation and prevent local cell-mediated ECM perturbations.

conclusionsLMW-FGF-2 attenuates human cardiac myofibroblast-mediated ECM remodeling and may prevent progressive maladaptive chamber remodeling and tissue fibrosis for patients with diverse structural heart diseases.

Indexed as

ApoptosisBiopsyCell DifferentiationCollagenExtracellular MatrixFemaleFibroblast Growth Factor 2FibrosisHeartHeart FailureHumansImmunohistochemistryMaleMicroscopy, ConfocalMyocardiumMyofibroblastsCollagenFibroblast Growth Factor 2Tissue Inhibitor of MetalloproteinasesTransforming Growth Factor beta1

Identifiers

PMID25948488
PMCPMC4438633
OpenAlexW1561501622

What OpenQuestion holds

Textmetadata
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.