Evidence map›Paper›PMID 27610086›Full record

ReviewFrontiers in physiology2016

Human Skeletal Muscle Disuse Atrophy: Effects on Muscle Protein Synthesis, Breakdown, and Insulin Resistance-A Qualitative Review.

Supreeth S Rudrappa, Daniel J Wilkinson, Paul L Greenhaff, Kenneth Smith, Iskandar Idris, Philip J Atherton

Registry-linked trialOpen access · goldAbstract readReview
In one paragraph

Review in Frontiers in physiology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04792307 (Feasibility RCT of Neuromuscular Electrical Stimulation; an Intervention to Maintain and Improve neuroMuscular Function During Periods of Immobility), which is not on this map. Cited by 109 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
109citing papers in PubMed, 1 pooled it
8.7field-weighted citation impact, top 2% 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.

NCT04792307 naunknown statusnot on this mapstarted 2021, after this paper: background citation

Feasibility RCT of Neuromuscular Electrical Stimulation; an Intervention to Maintain and Improve neuroMuscular Function During Periods of Immobility

TypeinterventionalSponsorNottingham University Hospitals NHS TrustRan2021 to 2022Enrolled66ConditionsSarcopeniaArmsNeuromuscular electrical stimulation , no high protein ice cream supplementation
3 · Its place in the literature

Who cites it

109 citing papers in PubMed, 1 synthesis or guideline pooled it, 183 citations in OpenAlex.

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  18. Integrated muscle protein synthesis during disuse and rehabilitation in late-midlife adults.American journal of physiology. Regulatory, integrative and comparative physiology · 2025
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49 more citing papers are in PubMed but not listed here.

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 2 institutions in 1 country.

Supreeth S RudrappaDivision of Medical Sciences and Graduate Entry Medicine, School of Medicine, MRC-Arthritis Research UK Centre for Musculoskeletal Ageing Research, Royal Derby Hospital, University of Nottingham Derby, UK.
Daniel J WilkinsonDivision of Medical Sciences and Graduate Entry Medicine, School of Medicine, MRC-Arthritis Research UK Centre for Musculoskeletal Ageing Research, Royal Derby Hospital, University of Nottingham Derby, UK.
Paul L GreenhaffDivision of Medical Sciences and Graduate Entry Medicine, School of Medicine, MRC-Arthritis Research UK Centre for Musculoskeletal Ageing Research, Royal Derby Hospital, University of Nottingham Derby, UK.
Kenneth SmithDivision of Medical Sciences and Graduate Entry Medicine, School of Medicine, MRC-Arthritis Research UK Centre for Musculoskeletal Ageing Research, Royal Derby Hospital, University of Nottingham Derby, UK.
Iskandar IdrisDivision of Medical Sciences and Graduate Entry Medicine, School of Medicine, MRC-Arthritis Research UK Centre for Musculoskeletal Ageing Research, Royal Derby Hospital, University of Nottingham Derby, UK.
Philip J AthertonDivision of Medical Sciences and Graduate Entry Medicine, School of Medicine, MRC-Arthritis Research UK Centre for Musculoskeletal Ageing Research, Royal Derby Hospital, University of Nottingham Derby, UK.
Royal Derby Hospital · GBUniversity of Nottingham · GB

Funding

Biotechnology and Biological Sciences Research Council BB/G011435/1Medical Research Council MR/K00414X/1
6 · The paper itself

Abstract

The ever increasing burden of an aging population and pandemic of metabolic syndrome worldwide demands further understanding of the modifiable risk factors in reducing disability and morbidity associated with these conditions. Disuse skeletal muscle atrophy (sometimes referred to as "simple" atrophy) and insulin resistance are "non-pathological" events resulting from sedentary behavior and periods of enforced immobilization e.g., due to fractures or elective orthopedic surgery. Yet, the processes and drivers regulating disuse atrophy and insulin resistance and the associated molecular events remain unclear-especially in humans. The aim of this review is to present current knowledge of relationships between muscle protein turnover, insulin resistance and muscle atrophy during disuse, principally in humans. Immobilization lowers fasted state muscle protein synthesis (MPS) and induces fed-state "anabolic resistance." While a lack of dynamic measurements of muscle protein breakdown (MPB) precludes defining a definitive role for MPB in disuse atrophy, some proteolytic "marker" studies (e.g., MPB genes) suggest a potential early elevation. Immobilization also induces muscle insulin resistance (IR). Moreover, the trajectory of muscle atrophy appears to be accelerated in persistent IR states (e.g., Type II diabetes), suggesting IR may contribute to muscle disuse atrophy under these conditions. Nonetheless, the role of differences in insulin sensitivity across distinct muscle groups and its effects on rates of atrophy remains unclear. Multifaceted time-course studies into the collective role of insulin resistance and muscle protein turnover in the setting of disuse muscle atrophy, in humans, are needed to facilitate the development of appropriate countermeasures and efficacious rehabilitation protocols.

Indexed as

diabetesdisuseimmobilizationprotein metabolismskeletal muscle

Identifiers

PMID27610086
PMCPMC4997013
OpenAlexW2508472223

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

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.