Evidence map›Paper›PMID 29946151›Full record

ArticleNature communications2018

Paracrine effect of regulatory T cells promotes cardiomyocyte proliferation during pregnancy and after myocardial infarction.

Serena Zacchigna, Valentina Martinelli, Silvia Moimas, Andrea Colliva, Marco Anzini, Andrea Nordio, Alessia Costa, Michael Rehman, Simone Vodret, Cristina Pierro and 8 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 114 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
114citing papers in PubMed, 3 pooled it
8.7field-weighted citation impact, top 2% 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

114 citing papers in PubMed, 3 syntheses or guidelines pooled it, 198 citations in OpenAlex.

  1. Myocardial Immune Cells: The Basis of Cardiac Immunology.Journal of immunology (Baltimore, Md. : 1950) · 2023
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  19. Immune-mediated cardiac development and regeneration.Seminars in cell & developmental biology · 2025
    Review
  20. Maternal Immune Activation: Implications for Congenital Heart Defects.Clinical reviews in allergy & immunology · 2025
    Review

54 more citing papers are in PubMed but not listed here.

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

18 authors at 4 institutions in 2 countries.

Serena ZacchignaCardiovascular Biology Laboratory, International Centre for Genetic Engineering and Biotechnology (ICGEB), 34149, Trieste, Italy. zacchign@icgeb.org.
Valentina MartinelliMolecular Medicine Laboratory, International Centre for Genetic Engineering and Biotechnology (ICGEB), 34149, Trieste, Italy.
Silvia MoimasDepartment of Medical, Surgical and Health Sciences, University of Trieste, 34127 Trieste, Italy and Center for Translational Cardiology, Azienda Sanitaria Universitaria Integrata di Trieste, 34129, Trieste, Italy.ORCID http://orcid.org/0000-0003-0701-0474
Andrea CollivaCardiovascular Biology Laboratory, International Centre for Genetic Engineering and Biotechnology (ICGEB), 34149, Trieste, Italy.
Marco AnziniDepartment of Medical, Surgical and Health Sciences, University of Trieste, 34127 Trieste, Italy and Center for Translational Cardiology, Azienda Sanitaria Universitaria Integrata di Trieste, 34129, Trieste, Italy.
Andrea NordioDepartment of Medical, Surgical and Health Sciences, University of Trieste, 34127 Trieste, Italy and Center for Translational Cardiology, Azienda Sanitaria Universitaria Integrata di Trieste, 34129, Trieste, Italy.
Alessia CostaCardiovascular Biology Laboratory, International Centre for Genetic Engineering and Biotechnology (ICGEB), 34149, Trieste, Italy.
Michael RehmanCardiovascular Biology Laboratory, International Centre for Genetic Engineering and Biotechnology (ICGEB), 34149, Trieste, Italy.
Simone VodretCardiovascular Biology Laboratory, International Centre for Genetic Engineering and Biotechnology (ICGEB), 34149, Trieste, Italy.
Cristina PierroCardiovascular Biology Laboratory, International Centre for Genetic Engineering and Biotechnology (ICGEB), 34149, Trieste, Italy.
Giulia ColussiMolecular Medicine Laboratory, International Centre for Genetic Engineering and Biotechnology (ICGEB), 34149, Trieste, Italy.ORCID http://orcid.org/0000-0002-9944-7456
Lorena ZentilinMolecular Medicine Laboratory, International Centre for Genetic Engineering and Biotechnology (ICGEB), 34149, Trieste, Italy.
Maria Ines GutierrezMolecular Medicine Laboratory, International Centre for Genetic Engineering and Biotechnology (ICGEB), 34149, Trieste, Italy.
Ellen DirkxMolecular Medicine Laboratory, International Centre for Genetic Engineering and Biotechnology (ICGEB), 34149, Trieste, Italy.
Carlin LongMolecular Medicine Laboratory, International Centre for Genetic Engineering and Biotechnology (ICGEB), 34149, Trieste, Italy.
Gianfranco SinagraDepartment of Medical, Surgical and Health Sciences, University of Trieste, 34127 Trieste, Italy and Center for Translational Cardiology, Azienda Sanitaria Universitaria Integrata di Trieste, 34129, Trieste, Italy.
David KlatzmannSorbonne Université, UPMC Univ Paris 06, INSERM, UMR_S 959, Immunology-Immunopathology-Immunotherapy (i3), F-75005, Paris, France.
Mauro GiaccaDepartment of Medical, Surgical and Health Sciences, University of Trieste, 34127 Trieste, Italy and Center for Translational Cardiology, Azienda Sanitaria Universitaria Integrata di Trieste, 34129, Trieste, Italy.ORCID http://orcid.org/0000-0003-2927-7225
International Centre for Genetic Engineering and Biotechnology · ITUniversity of Trieste · ITAzienda Sanitaria Universitaria Integrata di Trieste · ITInserm · FR

Funding

European Research Council 322856
6 · The paper itself

Abstract

Cardiomyocyte proliferation stops at birth when the heart is no longer exposed to maternal blood and, likewise, to regulatory T cells (Tregs) that are expanded to promote maternal tolerance towards the fetus. Here, we report a role of Tregs in promoting cardiomyocyte proliferation. Treg-conditioned medium promotes cardiomyocyte proliferation, similar to the serum from pregnant animals. Proliferative cardiomyocytes are detected in the heart of pregnant mothers, and Treg depletion during pregnancy decreases both maternal and fetal cardiomyocyte proliferation. Treg depletion after myocardial infarction results in depressed cardiac function, massive inflammation, and scarce collagen deposition. In contrast, Treg injection reduces infarct size, preserves contractility, and increases the number of proliferating cardiomyocytes. The overexpression of six factors secreted by Tregs (Cst7, Tnfsf11, Il33, Fgl2, Matn2, and Igf2) reproduces the therapeutic effect. In conclusion, Tregs promote fetal and maternal cardiomyocyte proliferation in a paracrine manner and improve the outcome of myocardial infarction.

Indexed as

Cell ProliferationAnimalsCell- and Tissue-Based TherapyCHO CellsCricetinaeCricetulusCulture Media, ConditionedFemaleMiceMice, Inbred C57BLMyocardial InfarctionMyocytes, CardiacPregnancyRatsT-Lymphocytes, RegulatoryCulture Media, Conditioned

Identifiers

PMID29946151
PMCPMC6018668
OpenAlexW2808732360

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.