Evidence map›Paper›PMID 29402993›Full record

ArticleScientific reports2018

Partial involvement of Nrf2 in skeletal muscle mitohormesis as an adaptive response to mitochondrial uncoupling.

Verena Coleman, Piangkwan Sa-Nguanmoo, Jeannette Koenig, Tim J Schulz, Tilman Grune, Susanne Klaus, Anna P Kipp, Mario Ost

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 22 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 1 pooled it
3.8field-weighted citation impact, top 6% 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

22 citing papers in PubMed, 1 synthesis or guideline pooled it, 36 citations in OpenAlex.

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  8. The KEAP1-NRF2 System in Healthy Aging and Longevity.Antioxidants (Basel, Switzerland) · 2021
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors at 2 institutions in 2 countries.

Verena ColemanDepartment of Physiology of Energy Metabolism, German Institute of Human Nutrition Potsdam-Rehbrücke, 14558, Nuthetal, Germany.
Piangkwan Sa-NguanmooDepartment of Physiology of Energy Metabolism, German Institute of Human Nutrition Potsdam-Rehbrücke, 14558, Nuthetal, Germany.
Jeannette KoenigDepartment of Molecular Toxicology, German Institute of Human Nutrition Potsdam-Rehbrücke, 14558, Nuthetal, Germany.
Tim J SchulzDepartment of Adipocyte Development and Nutrition, German Institute of Human Nutrition Potsdam-Rehbrücke, 14558, Nuthetal, Germany.
Tilman GruneDepartment of Molecular Toxicology, German Institute of Human Nutrition Potsdam-Rehbrücke, 14558, Nuthetal, Germany.
Susanne KlausDepartment of Physiology of Energy Metabolism, German Institute of Human Nutrition Potsdam-Rehbrücke, 14558, Nuthetal, Germany.ORCID http://orcid.org/0000-0001-8726-185X
Anna P KippDepartment Molecular Nutritional Physiology, Friedrich Schiller University Jena, Jena, 07743, Germany.
Mario OstDepartment of Physiology of Energy Metabolism, German Institute of Human Nutrition Potsdam-Rehbrücke, 14558, Nuthetal, Germany. Mario.ost@dife.de.ORCID http://orcid.org/0000-0002-1811-2049
German Institute of Human Nutrition · DEFriedrich Schiller University Jena · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mitochondrial dysfunction is usually associated with various metabolic disorders and ageing. However, salutary effects in response to mild mitochondrial perturbations have been reported in multiple organisms, whereas molecular regulators of cell-autonomous stress responses remain elusive. We addressed this question by asking whether the nuclear factor erythroid-derived-like 2 (Nrf2), a transcription factor and master regulator of cellular redox status is involved in adaptive physiological responses including muscle mitohormesis. Using a transgenic mouse model with skeletal muscle-specific mitochondrial uncoupling and oxidative phosphorylation (OXPHOS) inefficiency (UCP1-transgenic, TG) we show that additional genetic ablation of Nrf2 abolishes an adaptive muscle NAD(P)H quinone dehydrogenase 1 (NQO1) and catalase induction. Deficiency of Nrf2 also leads to decreased mitochondrial respiratory performance although muscle functional integrity, fiber-type profile and mitochondrial biogenesis were not significantly altered. Importantly, Nrf2 ablation did not abolish the induction of key genes and proteins of muscle integrated stress response including the serine, one-carbon cycle, and glycine synthesis (SOG) pathway in TG mice while further increasing glutathione peroxidase (GPX) activity linked to increased GPX1 protein levels. Conclusively, our results tune down the functions controlled by Nrf2 in muscle mitohormesis and oxidative stress defense during mitochondrial OXPHOS inefficiency.

Indexed as

AnimalsCatalaseCitrate (si)-SynthaseElectron TransportFemaleGene Expression RegulationGlutathione PeroxidaseGlutathione ReductaseHormesisMaleMiceMice, TransgenicMitochondria, MuscleMuscle, SkeletalNAD(P)H Dehydrogenase (Quinone)NF-E2-Related Factor 2CatalaseCitrate (si)-SynthaseGlutathione PeroxidaseGlutathione ReductaseNAD(P)H Dehydrogenase (Quinone)Nfe2l2 protein, mouseNF-E2-Related Factor 2Nqo1 protein, mouseUcp1 protein, mouseUncoupling Protein 1

Identifiers

PMID29402993
PMCPMC5799251
OpenAlexW2806757503

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.