Evidence map›Paper›PMID 27597886›Full record

ArticleSkeletal muscle2016

Six1 homeoprotein drives myofiber type IIA specialization in soleus muscle.

Iori Sakakibara, Maud Wurmser, Matthieu Dos Santos, Marc Santolini, Serge Ducommun, Romain Davaze, Anthony Guernec, Kei Sakamoto, Pascal Maire

Open access · goldAbstract read
In one paragraph

Article in Skeletal muscle, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
0.5field-weighted citation impact, top 28% 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

19 citing papers in PubMed, 47 citations in OpenAlex.

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  8. Developmental, physiologic and phylogenetic perspectives on the expression and regulation of myosin heavy chains in mammalian skeletal muscles.Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology · 2023
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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 at 3 institutions in 4 countries.

Iori SakakibaraINSERM U1016, Institut Cochin, Paris, 75014 France ; CNRS UMR 8104, Paris, 75014 France ; Université Paris Descartes, Sorbonne Paris Cité, Paris, 75014 France ; Division of Integrative Pathophysiology, Proteo-Science Center, Graduate School of Medicine, Ehime University, Ehime, Japan.
Maud WurmserINSERM U1016, Institut Cochin, Paris, 75014 France ; CNRS UMR 8104, Paris, 75014 France ; Université Paris Descartes, Sorbonne Paris Cité, Paris, 75014 France.
Matthieu Dos SantosINSERM U1016, Institut Cochin, Paris, 75014 France ; CNRS UMR 8104, Paris, 75014 France ; Université Paris Descartes, Sorbonne Paris Cité, Paris, 75014 France.
Marc SantoliniLaboratoire de Physique Statistique, CNRS, Université P. et M. Curie, Université D. Diderot, École Normale Supérieure, Paris, 75005 France.
Serge DucommunNestlé Institute of Health Sciences SA, EPFL Innovation Park, Lausanne, Switzerland.
Romain DavazeINSERM U1016, Institut Cochin, Paris, 75014 France ; CNRS UMR 8104, Paris, 75014 France ; Université Paris Descartes, Sorbonne Paris Cité, Paris, 75014 France.
Anthony GuernecINSERM U1016, Institut Cochin, Paris, 75014 France ; CNRS UMR 8104, Paris, 75014 France ; Université Paris Descartes, Sorbonne Paris Cité, Paris, 75014 France.
Kei SakamotoNestlé Institute of Health Sciences SA, EPFL Innovation Park, Lausanne, Switzerland.
Pascal MaireINSERM U1016, Institut Cochin, Paris, 75014 France ; CNRS UMR 8104, Paris, 75014 France ; Université Paris Descartes, Sorbonne Paris Cité, Paris, 75014 France.ORCID 0000-0001-7795-0029
Délégation Paris 5 · FRNestlé (Switzerland) · CHCentre National de la Recherche Scientifique · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAdult skeletal muscles are composed of slow and fast myofiber subtypes which each express selective genes required for their specific contractile and metabolic activity. Six homeoproteins are transcription factors regulating muscle cell fate through activation of myogenic regulatory factors and driving fast-type gene expression during embryogenesis.

resultsWe show here that Six1 protein accumulates more robustly in the nuclei of adult fast-type muscles than in adult slow-type muscles, this specific enrichment takes place during perinatal growth. Deletion of Six1 in soleus impaired fast-type myofiber specialization during perinatal development, resulting in a slow phenotype and a complete lack of Myosin heavy chain 2A (MyHCIIA) expression. Global transcriptomic analysis of wild-type and Six1 mutant myofibers identified the gene networks controlled by Six1 in adult soleus muscle. This analysis showed that Six1 is required for the expression of numerous genes encoding fast-type sarcomeric proteins, glycolytic enzymes and controlling intracellular calcium homeostasis. Parvalbumin, a key player of calcium buffering, in particular, is a direct target of Six1 in the adult myofiber.

conclusionsThis analysis revealed that Six1 controls distinct aspects of adult muscle physiology in vivo, and acts as a main determinant of fast-fiber type acquisition and maintenance.

Indexed as

AnimalsCalciumGene DeletionGene Regulatory NetworksGlycolysisHomeodomain ProteinsMaleMiceMuscle Fibers, SkeletalMyosin Heavy ChainsPhenotypeTranscriptomeCalciumHomeodomain ProteinsMyosin Heavy ChainsSix1 protein, mouseMyosin heavy chainPvalbSix1Skeletal muscleSlow and fast myofibersSoleus

Identifiers

PMID27597886
PMCPMC5011358
OpenAlexW2508263444

What OpenQuestion holds

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LicenceCC BY
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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.