Evidence map›Paper›PMID 20063193›Full record

ArticleMolecular and cellular biochemistry2010

Co-culture with cardiomyocytes enhanced the myogenic conversion of mesenchymal stromal cells in a dose-dependent manner.

Xiao-Qing He, Min-Sheng Chen, Shu-Hong Li, Shi-Ming Liu, Yun Zhong, Heather Y McDonald Kinkaid, Wei-Yang Lu, Richard D Weisel, Ren-Ke Li

Abstract read
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In one paragraph

Article in Molecular and cellular biochemistry, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
–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

13 citing papers in PubMed.

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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.

Xiao-Qing HeDivision of Cardiovascular Surgery and Department of Surgery, Toronto General Research Institute and University of Toronto, Toronto, ON, Canada.
Min-Sheng Chen
Shu-Hong Li
Shi-Ming Liu
Yun Zhong
Heather Y McDonald Kinkaid
Wei-Yang Lu
Richard D Weisel
Ren-Ke Li

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

To increase the accessibility of myogenic cells for cell therapy in the infarcted heart, we identified conditions to improve the reproducible conversion of bone marrow mesenchymal stromal cells (BMSCs) into myogenic cells. Such cells may permit functional regeneration following a myocardial infarction. BMSCs derived from green fluorescent protein (GFP) transgenic rats were co-cultured with neonatal rat cardiomyocytes (1:1, 1:10, 1:20, and 1:40 ratios) for 7 days. Some BMSCs contracted synchronously with the neonatal cardiomyocytes, and exhibited action potentials that were confirmed with current clamp recordings. The myogenic phenotype of the BMSCs was confirmed by immunohistochemical staining and flow cytometry (antibodies against cardiac specific alpha-sarcomeric actinin, Troponin I, MEF-2C). An increase in the number of BMSCs expressing cardiac markers correlated with increasing numbers of neonatal cardiomyocytes in the culture. When BMSCs were co-cultured with DiI-labeled neonatal cardiomyocytes, a small percentage of GFP/DiI/Troponin I triple-positive cells were observed after 7 days. This type of myogenic conversion increased nearly twofold when BMSCs were co-cultured with apoptotic (TNF-alpha-treated) cardiomyocytes. BMSCs co-cultured with cardiomyocytes acquired a functional myogenic phenotype in a dose-dependent manner. Myogenic conversion increased when the BMSCs were cultured with apoptotic cells.

Indexed as

AnimalsAnimals, Genetically ModifiedAnimals, NewbornApoptosisBone Marrow CellsCell DifferentiationCell FusionCells, CulturedElectrophysiologyImmunoenzyme TechniquesMesenchymal Stem CellsMyocytes, CardiacRatsRats, Sprague-DawleyRats, WistarStromal CellsTumor Necrosis Factor-alpha

Identifiers

What OpenQuestion holds

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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.