Evidence map›Paper›PMID 27797909›Full record

ArticleDiabetes2017

Enhanced Muscle Insulin Sensitivity After Contraction/Exercise Is Mediated by AMPK.

Rasmus Kjøbsted, Nanna Munk-Hansen, Jesper B Birk, Marc Foretz, Benoit Viollet, Marie Björnholm, Juleen R Zierath, Jonas T Treebak, Jørgen F P Wojtaszewski

Abstract read
PubMed Publisher
In one paragraph

Article in Diabetes, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 102 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
102citing papers in PubMed, 3 pooled it
9.4field-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.

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

102 citing papers in PubMed, 3 syntheses or guidelines pooled it, 175 citations in OpenAlex.

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42 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

9 authors at 4 institutions in 3 countries.

Rasmus KjøbstedSection of Molecular Physiology, Department of Nutrition, Exercise and Sports, Faculty of Science, University of Copenhagen, Copenhagen, Denmark.
Nanna Munk-HansenSection of Molecular Physiology, Department of Nutrition, Exercise and Sports, Faculty of Science, University of Copenhagen, Copenhagen, Denmark.
Jesper B BirkSection of Molecular Physiology, Department of Nutrition, Exercise and Sports, Faculty of Science, University of Copenhagen, Copenhagen, Denmark.
Marc ForetzINSERM, U1016, Institut Cochin, Paris, France.
Benoit ViolletINSERM, U1016, Institut Cochin, Paris, France.
Marie BjörnholmIntegrative Physiology, Department of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden.
Juleen R ZierathSection of Integrative Physiology, Novo Nordisk Foundation Center for Basic Metabolic Research, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.
Jonas T TreebakSection of Integrative Physiology, Novo Nordisk Foundation Center for Basic Metabolic Research, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.
Jørgen F P WojtaszewskiSection of Molecular Physiology, Department of Nutrition, Exercise and Sports, Faculty of Science, University of Copenhagen, Copenhagen, Denmark jwojtaszewski@nexs.ku.dk.
University of Copenhagen · DKSorbonne Paris Cité · FRKarolinska Institutet · SENovo Nordisk Foundation · DK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Earlier studies have demonstrated that muscle insulin sensitivity to stimulate glucose uptake is enhanced several hours after an acute bout of exercise. Using AICAR, we recently demonstrated that prior activation of AMPK is sufficient to increase insulin sensitivity in mouse skeletal muscle. Here we aimed to determine whether activation of AMPK is also a prerequisite for the ability of muscle contraction to increase insulin sensitivity. We found that prior in situ contraction of m. extensor digitorum longus (EDL) and treadmill exercise increased muscle and whole-body insulin sensitivity in wild-type (WT) mice, respectively. These effects were not found in AMPKα1α2 muscle-specific knockout mice. Prior in situ contraction did not increase insulin sensitivity in m. soleus from either genotype. Improvement in muscle insulin sensitivity was not associated with enhanced glycogen synthase activity or proximal insulin signaling. However, in WT EDL muscle, prior in situ contraction enhanced insulin-stimulated phosphorylation of TBC1D4 Thr

Indexed as

Muscle ContractionPhysical Conditioning, AnimalAMP-Activated Protein KinasesAnimalsBlotting, WesternElectrophoresis, Polyacrylamide GelFemaleGlucoseGlycogenGlycogen SynthaseGTPase-Activating ProteinsInsulin ResistanceIn Vitro TechniquesMiceMice, KnockoutMuscle, SkeletalAMP-Activated Protein KinasesGlucoseGlycogenGlycogen SynthaseGTPase-Activating ProteinsPrkaa1 protein, mousePrkaa2 protein, mousePrkag3 protein, mouseTbc1d4 protein, mouse

Identifiers

PMID27797909
OpenAlexW2540741681

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.