Evidence map›Paper›PMID 31911598›Full record

ArticleNature communications2020

Generating ring-shaped engineered heart tissues from ventricular and atrial human pluripotent stem cell-derived cardiomyocytes.

Idit Goldfracht, Stephanie Protze, Assad Shiti, Noga Setter, Amit Gruber, Naim Shaheen, Yulia Nartiss, Gordon Keller, Lior Gepstein

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 149 papers.

0numbers the graph read from it
0cells of the map it votes in
149citing papers in PubMed
14.2field-weighted citation impact, top 1% 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

149 citing papers in PubMed, 279 citations in OpenAlex.

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  11. In vitro sex-specific function-structure relationship in neonatal rat cardiac monolayers.Proceedings of the National Academy of Sciences of the United States of America · 2026
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89 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

9 authors at 2 institutions in 2 countries.

Idit GoldfrachtSohnis Research Laboratory for Cardiac Electrophysiology and Regenerative Medicine, the Rappaport Faculty of Medicine and Research Institute, Technion‒Israel Institute of Technology, Haifa, Israel, POB 9649, Haifa, 3109601, Israel.ORCID http://orcid.org/0000-0002-2575-2159
Stephanie ProtzeMcEwen Stem Cell Institute, University Health Network, Toronto, M5G 1L7, Ontario, Canada.
Assad ShitiSohnis Research Laboratory for Cardiac Electrophysiology and Regenerative Medicine, the Rappaport Faculty of Medicine and Research Institute, Technion‒Israel Institute of Technology, Haifa, Israel, POB 9649, Haifa, 3109601, Israel.
Noga SetterSohnis Research Laboratory for Cardiac Electrophysiology and Regenerative Medicine, the Rappaport Faculty of Medicine and Research Institute, Technion‒Israel Institute of Technology, Haifa, Israel, POB 9649, Haifa, 3109601, Israel.ORCID http://orcid.org/0000-0002-1407-9210
Amit GruberSohnis Research Laboratory for Cardiac Electrophysiology and Regenerative Medicine, the Rappaport Faculty of Medicine and Research Institute, Technion‒Israel Institute of Technology, Haifa, Israel, POB 9649, Haifa, 3109601, Israel.
Naim ShaheenSohnis Research Laboratory for Cardiac Electrophysiology and Regenerative Medicine, the Rappaport Faculty of Medicine and Research Institute, Technion‒Israel Institute of Technology, Haifa, Israel, POB 9649, Haifa, 3109601, Israel.
Yulia NartissMcEwen Stem Cell Institute, University Health Network, Toronto, M5G 1L7, Ontario, Canada.
Gordon KellerMcEwen Stem Cell Institute, University Health Network, Toronto, M5G 1L7, Ontario, Canada.
Lior GepsteinSohnis Research Laboratory for Cardiac Electrophysiology and Regenerative Medicine, the Rappaport Faculty of Medicine and Research Institute, Technion‒Israel Institute of Technology, Haifa, Israel, POB 9649, Haifa, 3109601, Israel. mdlior@technion.ac.il.
Technion – Israel Institute of Technology · ILUniversity Health Network · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The functions of the heart are achieved through coordination of different cardiac cell subtypes (e.g., ventricular, atrial, conduction-tissue cardiomyocytes). Human pluripotent stem cell-derived cardiomyocytes (hPSC-CMs) offer unique opportunities for cardiac research. Traditional studies using these cells focused on single-cells and utilized mixed cell populations. Our goal was to develop clinically-relevant engineered heart tissues (EHTs) comprised of chamber-specific hPSC-CMs. Here we show that such EHTs can be generated by directing hPSCs to differentiate into ventricular or atrial cardiomyocytes, and then embedding these cardiomyocytes in a collagen-hydrogel to create chamber-specific, ring-shaped, EHTs. The chamber-specific EHTs display distinct atrial versus ventricular phenotypes as revealed by immunostaining, gene-expression, optical assessment of action-potentials and conduction velocity, pharmacology, and mechanical force measurements. We also establish an atrial EHT-based arrhythmia model and confirm its usefulness by applying relevant pharmacological interventions. Thus, our chamber-specific EHT models can be used for cardiac disease modeling, pathophysiological studies and drug testing.

Indexed as

Action PotentialsCell DifferentiationHeart AtriaHeart VentriclesHumansMyocardiumMyocytes, CardiacPluripotent Stem CellsTissue Engineering

Identifiers

PMID31911598
PMCPMC6946709
OpenAlexW2998795668

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.