Evidence map›Paper›PMID 30368252›Full record

ArticleSkeletal muscle2018

Myostatin and activin blockade by engineered follistatin results in hypertrophy and improves dystrophic pathology in mdx mouse more than myostatin blockade alone.

Andrea Iskenderian, Nan Liu, Qingwei Deng, Yan Huang, Chuan Shen, Kathleen Palmieri, Robert Crooker, Dianna Lundberg, Niksa Kastrapeli, Brian Pescatore and 8 more

Open access · goldAbstract read
In one paragraph

Article in Skeletal muscle, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
3.2field-weighted citation impact, top 7% 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

31 citing papers in PubMed, 47 citations in OpenAlex.

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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

18 authors at 2 institutions in 2 countries.

Andrea IskenderianDiscovery Therapeutics, Shire Pharmaceuticals, Lexington, MA, USA.
Nan LiuDiscovery Therapeutics, Shire Pharmaceuticals, Lexington, MA, USA.
Qingwei DengResearch, Shire Pharmaceuticals, Lexington, MA, 02421, USA.
Yan HuangDiscovery Therapeutics, Shire Pharmaceuticals, Lexington, MA, USA.
Chuan ShenDiscovery Therapeutics, Shire Pharmaceuticals, Lexington, MA, USA.
Kathleen PalmieriResearch, Shire Pharmaceuticals, Lexington, MA, 02421, USA.
Robert CrookerResearch, Shire Pharmaceuticals, Lexington, MA, 02421, USA.
Dianna LundbergDiscovery Therapeutics, Shire Pharmaceuticals, Lexington, MA, USA.
Niksa KastrapeliDiscovery Therapeutics, Shire Pharmaceuticals, Lexington, MA, USA.
Brian PescatoreDiscovery Therapeutics, Shire Pharmaceuticals, Lexington, MA, USA.
Alla RomashkoDiscovery Therapeutics, Shire Pharmaceuticals, Lexington, MA, USA.
John DumasDiscovery Therapeutics, Shire Pharmaceuticals, Lexington, MA, USA.
Robert ComeauDiscovery Therapeutics, Shire Pharmaceuticals, Lexington, MA, USA.
Angela NortonDiscovery Therapeutics, Shire Pharmaceuticals, Lexington, MA, USA.
Jing PanDiscovery Therapeutics, Shire Pharmaceuticals, Lexington, MA, USA.
Haojing RongNonclinical Development, Shire Pharmaceuticals, Lexington, MA, USA.
Katayoun DerakhchanNonclinical Development, Shire Pharmaceuticals, Lexington, MA, USA.
David E EhmannResearch, Shire Pharmaceuticals, Lexington, MA, 02421, USA. dehmann0@shire.com.ORCID 0000-0001-7762-862X
Takeda (United States) · USEpix Pharmaceuticals (United States) · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMyostatin antagonists are being developed as therapies for Duchenne muscular dystrophy due to their strong hypertrophic effects on skeletal muscle. Engineered follistatin has the potential to combine the hypertrophy of myostatin antagonism with the anti-inflammatory and anti-fibrotic effects of activin A antagonism.

methodsEngineered follistatin was administered to C57BL/6 mice for 4 weeks, and muscle mass and myofiber size was measured. In the mdx model, engineered follistatin was dosed for 12 weeks in two studies comparing to an Fc fusion of the activin IIB receptor or an anti-myostatin antibody. Functional measurements of grip strength and tetanic force were combined with tissue analysis for markers of necrosis, inflammation, and fibrosis to evaluate improvement in dystrophic pathology.

resultsIn wild-type and mdx mice, dose-dependent increases in muscle mass and quadriceps myofiber size were observed for engineered follistatin. In mdx, increases in grip strength and tetanic force were combined with improvements in muscle markers for necrosis, inflammation, and fibrosis. Improvements in dystrophic pathology were greater for engineered follistatin than the anti-myostatin antibody.

conclusionsEngineered follistatin generated hypertrophy and anti-fibrotic effects in the mdx model.

Indexed as

ActivinsAnimalsFollistatinHand StrengthMaleMiceMice, Inbred C57BLMice, Inbred mdxMuscle ContractionMuscular DystrophiesMyostatinRecombinant Proteinsactivin AActivinsFollistatinMyostatinRecombinant ProteinsActivin aDuchenne muscular dystrophyFibrosisFollistatinHypertrophymdxMyostatin

Identifiers

PMID30368252
PMCPMC6204036
OpenAlexW2898465212

What OpenQuestion holds

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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.