Evidence map›Paper›PMID 17537787›Full record

ArticleDevelopment (Cambridge, England)2007

Mef2s are required for thick filament formation in nascent muscle fibres.

Yaniv Hinits, Simon M Hughes

Open access · bronzeAbstract read
In one paragraph

Article in Development (Cambridge, England), 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 68 papers.

0numbers the graph read from it
0cells of the map it votes in
68citing papers in PubMed
4.8field-weighted citation impact, top 4% 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

68 citing papers in PubMed, 135 citations in OpenAlex.

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  15. Scleraxis genes are required for normal musculoskeletal development and for rib growth and mineralization in zebrafish.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2019
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  16. Common CarpGenes · 2019
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8 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

2 authors at 1 institution in 1 country.

Yaniv HinitsMRC Centre for Developmental Neurobiology and Randall Division for Cell and Molecular Biophysics, New Hunt's House, Guy's Campus, King's College London, London SE1 1UL, UK.
Simon M Hughes
King's College London · GB

Funding

Medical Research Council G0300213Medical Research Council G0300213(65750)Medical Research Council G0300213(69239)
6 · The paper itself

Abstract

During skeletal muscle differentiation, the actomyosin motor is assembled into myofibrils, multiprotein machines that generate and transmit force to cell ends. How expression of muscle proteins is coordinated to build the myofibril is unknown. Here we show that zebrafish Mef2d and Mef2c proteins are required redundantly for assembly of myosin-containing thick filaments in nascent muscle fibres, but not for the earlier steps of skeletal muscle fibre differentiation, elongation, fusion or thin filament gene expression. mef2d mRNA and protein is present in myoblasts, whereas mef2c expression commences in muscle fibres. Knockdown of both Mef2s with antisense morpholino oligonucleotides or in mutant fish blocks muscle function and prevents sarcomere assembly. Cell transplantation and heat-shock-driven rescue reveal a cell-autonomous requirement for Mef2 within fibres. In nascent fibres, Mef2 drives expression of genes encoding thick, but not thin, filament proteins. Among genes analysed, myosin heavy and light chains and myosin-binding protein C require Mef2 for normal expression, whereas actin, tropomyosin and troponin do not. Our findings show that Mef2 controls skeletal muscle formation after terminal differentiation and define a new maturation step in vertebrate skeletal muscle development at which thick filament gene expression is controlled.

Indexed as

Gene Expression Regulation, DevelopmentalAnimalsBase SequenceEmbryo, NonmammalianHeartMolecular Sequence DataMuscle Fibers, SkeletalMutationMyocardiumMyogenic Regulatory FactorsSequence AlignmentSequence Homology, Nucleic AcidTranscription, GeneticZebrafishZebrafish ProteinsMef2 protein, zebrafishMyogenic Regulatory FactorsZebrafish Proteins

Identifiers

PMID17537787
PMCPMC3016612
OpenAlexW2163698312

What OpenQuestion holds

Textmetadata
LicenceTDM
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.