Evidence map›Paper›PMID 21737882›Full record

ArticleThe Journal of clinical investigation2011

Mice lacking microRNA 133a develop dynamin 2–dependent centronuclear myopathy.

Ning Liu, Svetlana Bezprozvannaya, John M Shelton, Madlyn I Frisard, Matthew W Hulver, Ryan P McMillan, Yaru Wu, Kevin A Voelker, Robert W Grange, James A Richardson and 2 more

Abstract read
In one paragraph

Article in The Journal of clinical investigation, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 99 papers.

0numbers the graph read from it
0cells of the map it votes in
99citing papers in PubMed
4.4field-weighted citation impact, top 5% 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

99 citing papers in PubMed, 157 citations in OpenAlex.

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  11. Regulation of muscle stem cell fate.Cell regeneration (London, England) · 2022
    Review
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  20. BIN1 modulation in vivo rescues dynamin-related myopathy.Proceedings of the National Academy of Sciences of the United States of America · 2022
    Article

39 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

12 authors at 1 institution in 1 country.

Ning LiuDepartment of Molecular Biology and 2Department of Pathology, University of Texas Southwestern Medical Center, Dallas, Texas 75930-9148, USA. Ning.Liu@utsouthwestern.edu
Svetlana Bezprozvannaya
John M Shelton
Madlyn I Frisard
Matthew W Hulver
Ryan P McMillan
Yaru Wu
Kevin A Voelker
Robert W Grange
James A Richardson
Rhonda Bassel-Duby
Eric N Olson
The University of Texas Southwestern Medical Center · US

Funding

Heart Repair through Reprogramming of Cardiac Cell FateR01HL077439 · NHLBI · UT SOUTHWESTERN MEDICAL CENTER · PI OLSON, ERIC N · 2004 to 2015
$6.2M
MicroRNA Control of Cardiac Gene Expression, Function and DiseaseR01HL093039 · NHLBI · UT SOUTHWESTERN MEDICAL CENTER · PI OLSON, ERIC N · 2009 to 2013
$2.8M
Deciphering a Regulatory Circuit for Myocardial Metabolism and Energy HomeostasisR01HL111665 · NHLBI · UT SOUTHWESTERN MEDICAL CENTER · PI OLSON, ERIC N · 2012 to 2015
$2.4M
NHLBI NIH HHS R01 HL077439NHLBI NIH HHS R01 HL093039NHLBI NIH HHS R01 HL111665
6 · The paper itself

Abstract

MicroRNAs modulate cellular phenotypes by inhibiting expression of mRNA targets. In this study, we have shown that the muscle-specific microRNAs miR-133a-1 and miR-133a-2 are essential for multiple facets of skeletal muscle function and homeostasis in mice. Mice with genetic deletions of miR-133a-1 and miR-133a-2 developed adult-onset centronuclear myopathy in type II (fast-twitch) myofibers, accompanied by impaired mitochondrial function, fast-to-slow myofiber conversion, and disarray of muscle triads (sites of excitation- contraction coupling). These abnormalities mimicked human centronuclear myopathies and could be ascribed, at least in part, to dysregulation of the miR-133a target mRNA that encodes dynamin 2, a GTPase implicated in human centronuclear myopathy. Our findings reveal an essential role for miR-133a in the maintenance of adult skeletal muscle structure, function, bioenergetics, and myofiber identity; they also identify a potential modulator of centronuclear myopathies.

Indexed as

AnimalsDisease Models, AnimalDynamin IIFatty AcidsMiceMice, KnockoutMice, TransgenicMicroRNAsMitochondriaMuscle, SkeletalMyopathies, Structural, CongenitalPhenotypeProtein IsoformsRatsDynamin IIFatty AcidsMicroRNAsMirn133 microRNA, mouseProtein Isoforms

Identifiers

PMID21737882
PMCPMC3148737
OpenAlexW2159737008

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.