Evidence map›Paper›PMID 25789156›Full record

ArticleSkeletal muscle2015

Myocyte enhancer factor 2C function in skeletal muscle is required for normal growth and glucose metabolism in mice.

Courtney M Anderson, Jianxin Hu, Ralston M Barnes, Analeah B Heidt, Ivo Cornelissen, Brian L Black

Open access · goldAbstract read
In one paragraph

Article in Skeletal muscle, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed
2.9field-weighted citation impact, top 9% 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

47 citing papers in PubMed, 75 citations in OpenAlex.

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  19. Peripheral Auditory Nerve Impairment in a Mouse Model of Syndromic Autism.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2022
    Article
  20. International journal of molecular sciences · 2022
    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

6 authors at 1 institution in 1 country.

Courtney M AndersonCardiovascular Research Institute, University of California San Francisco, 555 Mission Bay Blvd, South, MC 3120, San Francisco, CA 94158-2517 USA.
Jianxin HuCardiovascular Research Institute, University of California San Francisco, 555 Mission Bay Blvd, South, MC 3120, San Francisco, CA 94158-2517 USA.
Ralston M BarnesCardiovascular Research Institute, University of California San Francisco, 555 Mission Bay Blvd, South, MC 3120, San Francisco, CA 94158-2517 USA.
Analeah B HeidtCardiovascular Research Institute, University of California San Francisco, 555 Mission Bay Blvd, South, MC 3120, San Francisco, CA 94158-2517 USA.
Ivo CornelissenCardiovascular Research Institute, University of California San Francisco, 555 Mission Bay Blvd, South, MC 3120, San Francisco, CA 94158-2517 USA.
Brian L BlackCardiovascular Research Institute, University of California San Francisco, 555 Mission Bay Blvd, South, MC 3120, San Francisco, CA 94158-2517 USA ; Department of Biochemistry and Biophysics, University of California San Francisco, 555 Mission Bay Blvd, South, MC 3120, San Francisco, CA 94158-2517 USA.
University of California, San Francisco · US

Funding

Transcriptional Networks During Cardiac DifferentiationP01HL089707 · NHLBI · J. DAVID GLADSTONE INSTITUTES · PI SRIVASTAVA, DEEPAK · 2008 to 2017
$20.4M
Regulation of cardiovascular transcriptionR01HL064658 · NHLBI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI BLACK, BRIAN L · 2000 to 2019
$5.4M
Molecular and Genetic Regulation of Craniofacial DevelopmentR01DE019118 · NIDCR · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI BLACK, BRIAN L · 2009 to 2013
$1.9M
NHLBI NIH HHS P01 HL089707NHLBI NIH HHS R01 HL064658NIDCR NIH HHS R01 DE019118
6 · The paper itself

Abstract

backgroundSkeletal muscle is the most abundant tissue in the body and is a major source of total energy expenditure in mammals. Skeletal muscle consists of fast and slow fiber types, which differ in their energy usage, contractile speed, and force generation. Although skeletal muscle plays a major role in whole body metabolism, the transcription factors controlling metabolic function in muscle remain incompletely understood. Members of the myocyte enhancer factor 2 (MEF2) family of transcription factors play crucial roles in skeletal muscle development and function. MEF2C is expressed in skeletal muscle during development and postnatally and is known to play roles in sarcomeric gene expression, fiber type control, and regulation of metabolic genes.

methodsWe generated mice lacking Mef2c exclusively in skeletal muscle using a conditional knockout approach and conducted a detailed phenotypic analysis.

resultsMice lacking Mef2c in skeletal muscle on an outbred background are viable and grow to adulthood, but they are significantly smaller in overall body size compared to control mice and have significantly fewer slow fibers. When exercised in a voluntary wheel running assay, Mef2c skeletal muscle knockout mice aberrantly accumulate glycogen in their muscle, suggesting an impairment in normal glucose homeostasis. Consistent with this notion, Mef2c skeletal muscle knockout mice exhibit accelerated blood glucose clearance compared to control mice.

conclusionsThese findings demonstrate that MEF2C function in skeletal muscle is important for metabolic homeostasis and control of overall body size.

Indexed as

Body sizeFiber typeGlucose metabolismGlycogenKnockout mouseMEF2CSkeletal muscle

Identifiers

PMID25789156
PMCPMC4364460
OpenAlexW2121622495

What OpenQuestion holds

Textmetadata
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.