Evidence map›Paper›PMID 28515468›Full record

ArticleScientific reports2017

Cardiolipin content, linoleic acid composition, and tafazzin expression in response to skeletal muscle overload and unload stimuli.

Val A Fajardo, John S Mikhaeil, Cameron F Leveille, Caitlin Saint, Paul J LeBlanc

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
2.7field-weighted citation impact, top 11% 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

21 citing papers in PubMed, 35 citations in OpenAlex.

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  11. Phospholipids: Identification and Implication in Muscle Pathophysiology.International journal of molecular sciences · 2021
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  18. Assembly of the complexes of oxidative phosphorylation triggers the remodeling of cardiolipin.Proceedings of the National Academy of Sciences of the United States of America · 2019
    Article
  19. Review
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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

5 authors at 2 institutions in 1 country.

Val A FajardoDepartment of Health Sciences, Centre for Bone and Muscle Health, Brock University, St. Catharines, Ontario, Canada.
John S MikhaeilDepartment of Health Sciences, Centre for Bone and Muscle Health, Brock University, St. Catharines, Ontario, Canada.
Cameron F LeveilleDepartment of Health Sciences, Centre for Bone and Muscle Health, Brock University, St. Catharines, Ontario, Canada.
Caitlin SaintDepartment of Health Sciences, Centre for Bone and Muscle Health, Brock University, St. Catharines, Ontario, Canada.
Paul J LeBlancDepartment of Health Sciences, Centre for Bone and Muscle Health, Brock University, St. Catharines, Ontario, Canada. pleblanc@brocku.ca.
Brock University · CAHealth Sciences Centre · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cardiolipin (CL) is a unique mitochondrial phospholipid that, in skeletal muscle, is enriched with linoleic acid (18:2n6). Together, CL content and CL 18:2n6 composition are critical determinants of mitochondrial function. Skeletal muscle is comprised of slow and fast fibers that have high and low mitochondrial content, respectively. In response to overloading and unloading stimuli, these muscles undergo a fast-to-slow oxidative fiber type shift and a slow-to-fast glycolytic fiber type shift, respectively, with a concomitant change in mitochondrial content. Here, we examined changes in CL content and CL 18:2n6 composition under these conditions along with tafazzin (Taz) protein, which is a transacylase enzyme that generates CL lipids enriched with 18:2n6. Our results show that CL content, CL 18:2n6 composition, and Taz protein content increased with an overload stimulus in plantaris. Conversely, CL content and CL 18:2n6 composition was reduced with an unloaded stimulus in soleus. Interestingly, Taz protein was increased in the unloaded soleus, suggesting that Taz may provide some form of compensation for decreased CL content and CL 18:2n6 composition. Together, this study highlights the dynamic nature of CL and Taz in skeletal muscle, and future studies will examine the physiological significance behind the changes in CL content, CL 18:2n6 and Taz.

Indexed as

AcyltransferasesAnimalsBiomarkersCardiolipinsElectron Transport Complex IVGene ExpressionLinoleic AcidMaleMiceMitochondriaMuscle, SkeletalTranscription FactorsAcyltransferasesBiomarkersCardiolipinsElectron Transport Complex IVLinoleic Acidtafazzin protein, mouseTranscription Factors

Identifiers

PMID28515468
PMCPMC5435726
OpenAlexW2612553262

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.