Evidence map›Paper›PMID 37485582›Full record

ArticleAdvanced science (Weinheim, Baden-Wurttemberg, Germany)2023

A Platform for Assessing Cellular Contractile Function Based on Magnetic Manipulation of Magnetoresponsive Hydrogel Films.

Moran Yadid, Mario Hagel, Megan Beldjilali Labro, Baptiste Le Roi, Carina Flaxer, Eli Flaxer, A Ronny Barnea, Shai Tejman-Yarden, Eric Silberman, Xin Li and 4 more

Abstract read
In one paragraph

Article in Advanced science (Weinheim, Baden-Wurttemberg, Germany), 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 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

14 authors.

Moran YadidThe Azrieli Faculty of Medicine, Bar Ilan University, 8 Henrietta Szold St., Safed, 1311502, Israel.ORCID 0000-0003-2682-1707
Mario HagelDepartment of Biomedical Engineering, Tel Aviv University, Tel Aviv, 69978, Israel.ORCID 0000-0002-5640-7606
Megan Beldjilali LabroDepartment of Biomedical Engineering, Tel Aviv University, Tel Aviv, 69978, Israel.ORCID 0000-0002-8886-0026
Baptiste Le RoiDepartment of Biomedical Engineering, Tel Aviv University, Tel Aviv, 69978, Israel.
Carina FlaxerDepartment of Biomedical Engineering, Tel Aviv University, Tel Aviv, 69978, Israel.
Eli FlaxerAFEKA - Tel-Aviv Academic College of Engineering, Tel-Aviv, 69107, Israel.
A Ronny BarneaDepartment of Biomedical Engineering, Tel Aviv University, Tel Aviv, 69978, Israel.
Shai Tejman-YardenThe Edmond J. Safra International Congenital Heart Center, Sheba Medical Center, Ramat Gan, 52621, Israel.
Eric SilbermanThe Shmunis School of Biomedicine and Cancer Research, Tel Aviv University, Tel Aviv, 69978, Israel.
Xin LiShenzhen Key Laboratory of Soft Mechanics and Smart Manufacturing, Department of Mechanics and Aerospace Engineering, Southern University of Science and Technology, Shenzhen, 518055, China.
Rossana RautiDepartment of Biomolecular Sciences, University of Urbino Carlo Bo, Urbino, 61029, Italy.
Yael Leichtmann-BardoogoDepartment of Biomedical Engineering, Tel Aviv University, Tel Aviv, 69978, Israel.
Hongyan YuanShenzhen Key Laboratory of Soft Mechanics and Smart Manufacturing, Department of Mechanics and Aerospace Engineering, Southern University of Science and Technology, Shenzhen, 518055, China.
Ben M MaozDepartment of Biomedical Engineering, Tel Aviv University, Tel Aviv, 69978, Israel.ORCID 0000-0002-3823-7682

Funding

Israel Ministry of Science and Technology 3-17351Israel Science Foundation 2248/19Technology and Innovation Commission of Shenzhen Municipality ZDSYS20210623092005017
6 · The paper itself

Abstract

Despite significant advancements in in vitro cardiac modeling approaches, researchers still lack the capacity to obtain in vitro measurements of a key indicator of cardiac function: contractility, or stroke volume under specific loading conditions-defined as the pressures to which the heart is subjected prior to and during contraction. This work puts forward a platform that creates this capability, by providing a means of dynamically controlling loading conditions in vitro. This dynamic tissue loading platform consists of a thin magnetoresponsive hydrogel cantilever on which 2D engineered myocardial tissue is cultured. Exposing the cantilever to an external magnetic field-generated by positioning magnets at a controlled distance from the cantilever-causes the hydrogel film to stretch, creating tissue load. Next, cell contraction is induced through electrical stimulation, and the force of the contraction is recorded, by measuring the cantilever's deflection. Force-length-based measurements of contractility are then derived, comparable to clinical measurements. In an illustrative application, the platform is used to measure contractility both in untreated myocardial tissue and in tissue exposed to an inotropic agent. Clear differences are observed between conditions, suggesting that the proposed platform has significant potential to provide clinically relevant measurements of contractility.

Indexed as

HeartMyocardial ContractionHydrogelsMagnetic PhenomenaMethylgalactosidesMyocardiumhydrogel filmHydrogelsMethylgalactosidesafterloadcardiac in vitro modelsforce application on cellsmagnetic gelspreload

Identifiers

PMID37485582
PMCPMC10520681

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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.