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Review
. 2021 Mar 3;10(3):533.
doi: 10.3390/cells10030533.

Antimyostatin Treatment in Health and Disease: The Story of Great Expectations and Limited Success

Affiliations
Review

Antimyostatin Treatment in Health and Disease: The Story of Great Expectations and Limited Success

Tue L Nielsen et al. Cells. .

Abstract

In the past 20 years, myostatin, a negative regulator of muscle mass, has attracted attention as a potential therapeutic target in muscular dystrophies and other conditions. Preclinical studies have shown potential for increasing muscular mass and ameliorating the pathological features of dystrophic muscle by the inhibition of myostatin in various ways. However, hardly any clinical trials have proven to translate the promising results from the animal models into patient populations. We present the background for myostatin regulation, clinical and preclinical results and discuss why translation from animal models to patients is difficult. Based on this, we put the clinical relevance of future antimyostatin treatment into perspective.

Keywords: ActRIIB; TGF-β; muscular dystrophy; muscular regeneration; myostatin.

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Conflict of interest statement

T.L.N. declares no conflicts of interest. T.O.K. has served as a consultant for Asklepios Biopharmaceuticals. J.V. has received research and travel support, and/or speaker honoraria from Sanofi/Genzyme and Alexion Pharmaceuticals, and served on advisory boards or as a consultant for Roche, Asklepios Biopharmaceuticals, PTC Therapeutics, Sanofi/Genzyme, Santhera Pharmaceuticals, Sarepta Therapeutics, Novartis Pharma AG, Audentes Therapeutics and Stealth Biotherapeutics.

Figures

Figure 1
Figure 1
An overview of various approaches used in myostatin inhibition. Various factors and approaches in myostatin inhibition as outlined in Section 2 and Section 5. Treatments applied in clinical trials have been colored yellow. The Smad2/3 intracellular signaling pathway downstream the ActRIIB leads to altered gene transcription of muscle regulatory factors.

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