Evidence map›Paper›PMID 28691106›Full record

ArticleBiochemistry and biophysics reports2017

Recombinant myostatin reduces highly expressed microRNAs in differentiating C2C12 cells.

Zachary A Graham, Rita De Gasperi, William A Bauman, Christopher P Cardozo

Open access · goldAbstract read
In one paragraph

Article in Biochemistry and biophysics reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed, 1 pooled it
0.4field-weighted citation impact, top 38% 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

5 citing papers in PubMed, 1 synthesis or guideline pooled it, 7 citations in OpenAlex.

  1. Pooled it
  2. Article
  3. Article
  4. Article
  5. Article
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

4 authors at 3 institutions in 1 country.

Zachary A GrahamNational Center for the Medical Consequences of Spinal Cord Injury, Bronx, NY, USA.
Rita De GasperiNational Center for the Medical Consequences of Spinal Cord Injury, Bronx, NY, USA.
William A BaumanNational Center for the Medical Consequences of Spinal Cord Injury, Bronx, NY, USA.
Christopher P CardozoNational Center for the Medical Consequences of Spinal Cord Injury, Bronx, NY, USA.
James J. Peters VA Medical Center · USAllen Institute for Brain Science · USIcahn School of Medicine at Mount Sinai · US

Funding

National Center on Medical Consequences of Spinal Cord InjuryI50RX002020 · VA · JAMES J PETERS VA MEDICAL CENTER · PI BAUMAN, WILLIAM A, SPUNGEN, ANN MICHELE · 2016 to 2020
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RRD VA B9212-CRRD VA I50 RX002020
6 · The paper itself

Abstract

Myostatin is small glycopeptide that is produced and secreted by skeletal muscle. It is a potent negative regulator of muscle growth that has been associated with conditions of frailty. In C2C12 cells, myostatin limits cell differentiation. Myostatin acts through activin receptor IIB, activin receptor-like kinase (ALK) and Smad transcription factors. microRNAs (miRNA) are short, 22 base pair nucleotides that bind to the 3' UTR of target mRNA to repress translation or reduce mRNA stability. In the present study, expression in differentiating C2C12 cells of the myomiRs miR-1 and 133a were down-regulated following treatment with 1 μg of recombinant myostatin at 1 d post-induction of differentiation while all myomiRs (miR-1, 133a/b and 206) were upregulated by SB431542, a potent ALK4/5/7 inhibitor which reduces Smad2 signaling, at 1 d and all, with the exception of miR-206, were upregulated by SB431542 at 3 d. The expression of the muscle-enriched miR-486 was greater following treatment with SB431542 but not altered by myostatin. Other highly expressed miRNAs in skeletal muscle, miR-23a/b and 145, were altered only at 1 d post-induction of differentiation. miR-27b responded differently to treatments at 1 d, where it was upregulated, as compared to 3 d, where it was downregulated. Neither myostatin nor SB431542 altered cell size or cell morphology. The data indicate that myostatin represses myomiR expression in differentiating C2C12 cells and that inhibition of Smad signaling with SB431542 can result in large changes in highly expressed miRNAs in differentiating myoblasts.

Indexed as

Activin receptor-like kinaseAtrophyMiRNAMyogenic differentiationMyomiRMyostatin

Identifiers

PMID28691106
PMCPMC5500170
OpenAlexW2573120632

What OpenQuestion holds

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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.