Evidence map›Paper›PMID 24843168›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2014

Physiological and ultrastructural features of human induced pluripotent and embryonic stem cell-derived skeletal myocytes in vitro.

Gunnar Skoglund, Jeanne Lainé, Radbod Darabi, Emmanuel Fournier, Rita Perlingeiro, Nacira Tabti

Open access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
1.6field-weighted citation impact, top 18% 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

28 citing papers in PubMed, 42 citations in OpenAlex.

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  10. Neuromuscular Development and Disease: Learning FromFrontiers in cell and developmental biology · 2021
    Review
  11. Neuromuscular disease modeling on a chip.Disease models & mechanisms · 2020
    Review
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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

6 authors at 3 institutions in 2 countries.

Gunnar SkoglundDépartement de Physiologie, Université Pierre et Marie Curie, Site Pitié-Salpêtrière, 75013 Paris, France;
Jeanne LainéDépartement de Physiologie, Université Pierre et Marie Curie, Site Pitié-Salpêtrière, 75013 Paris, France;
Radbod DarabiLillehei Heart Institute, Department of Medicine, University of Minnesota, Minneapolis, MN 55455; and.
Emmanuel FournierDépartement de Physiologie, Université Pierre et Marie Curie, Site Pitié-Salpêtrière, 75013 Paris, France;
Rita PerlingeiroLillehei Heart Institute, Department of Medicine, University of Minnesota, Minneapolis, MN 55455; and.
Nacira TabtiDépartement de Physiologie, Université Pierre et Marie Curie, Site Pitié-Salpêtrière, 75013 Paris, France;Université Paris Est Créteil, 94010 Créteil, France nacira.tabti@upmc.fr.
Sorbonne Université · FRMinneapolis Heart Institute Foundation · USUniversité Paris-Est Créteil · FR

Funding

Skeletal Muscle Regeneration from Differentiating Pluripotent Stem CellsR01AR055299 · NIAMS · UNIVERSITY OF MINNESOTA · PI PERLINGEIRO, RITA C. R. · 2008 to 2018
$3.3M
Examining the Therapeutic Potential of iPS cells in Duchenne Muscular DystrophyRC1AR058118 · NIAMS · UNIVERSITY OF MINNESOTA · PI PERLINGEIRO, RITA C. R. · 2010 to 2010
$1000k
NIAMS NIH HHS R01 AR055299NIAMS NIH HHS RC1 AR058118NIAMS NIH HHS RC1AR058118
6 · The paper itself

Abstract

Progress has recently been made toward the production of human skeletal muscle cells from induced pluripotent stem (iPS) cells. However, the functional and ultrastructural characterization, which is crucial for disease modeling and drug discovery, remains to be documented. We show, for the first time to our knowledge, that the electrophysiological properties of human iPS-derived skeletal myocytes are strictly similar to those of their embryonic stem (ES) cell counterparts, and both are typical of aneural mammalian skeletal muscle. In both cell types, intracellular calcium signaling that links membrane depolarization to contraction occurs in the absence of extracellular Ca(2+), a unique feature of skeletal muscle. Detailed analysis of the Ca(2+) signal revealed diverse kinetics of the rising phase, and hence various rates in the release of Ca(2+) from the sarcoplasmic reticulum. This was mirrored by ultrastructural evidence of Ca(2+) release units, which varied in location, shape, and size. Thus, the excitation-contraction coupling machinery of both iPS- and ES-derived skeletal myocytes was functional and specific, but did not reach full maturity in culture. This is in contrast with the myofibrillar network, which displayed the same organization as in adult skeletal muscle. Overall, the present study validates the human iPS-based skeletal myocyte model in comparison with the embryonic system, and provides the functional and ultrastructural basis for its application to human skeletal muscle diseases.

Indexed as

ActininCalcium SignalingCell DifferentiationCell LineCell NucleusCell ShapeEmbryonic Stem CellsExcitation Contraction CouplingFlow CytometryHumansIn Vitro TechniquesMembrane PotentialsMuscle Fibers, SkeletalMyofibrilsPluripotent Stem CellsSarcoplasmic ReticulumActininEC couplingelectrophysiologyhuman ES-myocytehuman iPS-myocyteultrastructure

Identifiers

PMID24843168
PMCPMC4050534
OpenAlexW2000412247

What OpenQuestion holds

Textmetadata
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.