Evidence map›Paper›PMID 31830002›Full record

ArticleJCI insight2020

Glucocorticoids counteract hypertrophic effects of myostatin inhibition in dystrophic muscle.

David W Hammers, Cora C Hart, Andreas Patsalos, Michael K Matheny, Lillian A Wright, Laszlo Nagy, H Lee Sweeney

Open access · goldAbstract read
In one paragraph

Article in JCI insight, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
1.5field-weighted citation impact, top 16% 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

30 citing papers in PubMed, 36 citations in OpenAlex.

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  11. Improvement of Spontaneous Locomotor Activity in a Murine Model of Duchenne Muscular Dystrophy by N-Acetylglucosamine Alone and in Combination With Prednisolone.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2025
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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

7 authors at 2 institutions in 1 country.

David W HammersDepartment of Pharmacology and Therapeutics and.
Cora C HartDepartment of Pharmacology and Therapeutics and.
Andreas PatsalosDepartment of Medicine and.
Michael K MathenyDepartment of Pharmacology and Therapeutics and.
Lillian A WrightDepartment of Pharmacology and Therapeutics and.
Laszlo NagyDepartment of Medicine and.
H Lee SweeneyDepartment of Pharmacology and Therapeutics and.
University of Florida · USJohns Hopkins University · US

Funding

Training and education CoreU54AR052646 · NIAMS · UNIVERSITY OF PENNSYLVANIA · PI MCNALLY, ELIZABETH M, SWEENEY, H LEE · 2005 to 2020
$24.1M
PPARgamma as an architectural regulator of gene expression in endocrine signalingR01DK115924 · NIDDK · JOHNS HOPKINS UNIVERSITY · PI NAGY, LASZLO · 2018 to 2021
$1.6M
NIAMS NIH HHS U54 AR052646NIDDK NIH HHS R01 DK115924
6 · The paper itself

Abstract

Duchenne muscular dystrophy (DMD) is a devastating genetic muscle disease resulting in progressive muscle degeneration and wasting. Glucocorticoids, specifically prednisone/prednisolone and deflazacort, are commonly used by DMD patients. Emerging DMD therapeutics include those targeting the muscle-wasting factor, myostatin (Mstn). The aim of this study was to investigate how chronic glucocorticoid treatment impacts the efficacy of Mstn inhibition in the D2.mdx mouse model of DMD. We report that chronic treatment of dystrophic mice with prednisolone (Pred) causes significant muscle wasting, entailing both activation of the ubiquitin-proteasome degradation pathway and inhibition of muscle protein synthesis. Combining Pred with Mstn inhibition, using a modified Mstn propeptide (dnMstn), completely abrogates the muscle hypertrophic effects of Mstn inhibition independently of Mstn expression or SMAD3 activation. Transcriptomic analysis identified that combining Pred with dnMstn treatment affects gene expression profiles associated with inflammation, metabolism, and fibrosis. Additionally, we demonstrate that Pred-induced muscle atrophy is not prevented by Mstn ablation. Therefore, glucocorticoids interfere with potential muscle mass benefits associated with targeting Mstn, and the ramifications of glucocorticoid use should be a consideration during clinical trial design for DMD therapeutics. These results have significant implications for past and future Mstn inhibition trials in DMD.

Indexed as

AnimalsDisease Models, AnimalGlucocorticoidsHumansHypertrophyMaleMiceMice, Inbred C57BLMice, Inbred mdxMuscle ProteinsMuscle, SkeletalMuscular DystrophiesMuscular Dystrophy, DuchenneMyostatinTranscriptomeGlucocorticoidsMSTN protein, humanMuscle ProteinsMyostatinMonogenic diseasesMuscleMuscle BiologyTherapeuticsTranslation

Identifiers

PMID31830002
PMCPMC7030817
OpenAlexW2995840419

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.