Evidence map›Paper›PMID 26718503›Full record

ArticleDiabetes2016

Altered Skeletal Muscle Mitochondrial Proteome As the Basis of Disruption of Mitochondrial Function in Diabetic Mice.

Piotr Zabielski, Ian R Lanza, Srinivas Gopala, Carrie J Holtz Heppelmann, H Robert Bergen, Surendra Dasari, K Sreekumaran Nair

2 registry-linked trialsOpen access · bronzeAbstract read
In one paragraph

Article in Diabetes, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
2.3field-weighted citation impact, top 11% 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.

NCT06080581 completednot on this mapstarted 2023, after this paper: background citation

Mitochondrial Derangements Driving Muscle Insulin Resistance in Humans

TypeobservationalSponsorRigshospitalet, DenmarkRan2023 to 2024Enrolled30ConditionsMitochondrial Myopathies, Mitochondrial Diseases, Mitochondrial Disorders
NCT06080594 nacompletednot on this mapstarted 2024, after this paper: background citation

Exercise-mediated Rescue of Mitochondrial Derangements Driving Insulin Resistance in Humans (EX-MITO-DYS-IR)

TypeinterventionalSponsorRigshospitalet, DenmarkRan2024 to 2025Enrolled11ConditionsMitochondrial Myopathies, Mitochondrial Diseases, Mitochondrial DisordersArmsHigh-intensity exercise training
3 · Its place in the literature

Who cites it

39 citing papers in PubMed, 54 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

7 authors at 2 institutions in 1 country.

Piotr ZabielskiDivision of Endocrinology, Diabetes, Metabolism, and Nutrition, Mayo Clinic College of Medicine, Rochester, MN.
Ian R LanzaDivision of Endocrinology, Diabetes, Metabolism, and Nutrition, Mayo Clinic College of Medicine, Rochester, MN.
Srinivas GopalaDivision of Endocrinology, Diabetes, Metabolism, and Nutrition, Mayo Clinic College of Medicine, Rochester, MN.
Carrie J Holtz HeppelmannDepartment of Biochemistry and Molecular Biology, Mayo Clinic College of Medicine, Rochester, MN.
H Robert BergenDepartment of Biochemistry and Molecular Biology, Mayo Clinic College of Medicine, Rochester, MN.
Surendra DasariDivision of Biomedical Statistics and Informatics, Mayo Clinic College of Medicine, Rochester, MN.
K Sreekumaran NairDivision of Endocrinology, Diabetes, Metabolism, and Nutrition, Mayo Clinic College of Medicine, Rochester, MN nair@mayo.edu.
Mayo Clinic in Arizona · USMayo Clinic · US

Funding

Mayo Clinic Center for Translational Science ActivitiesUL1TR000135 · NCATS · MAYO CLINIC ROCHESTER · PI KHOSLA, SUNDEEP · 2012 to 2015
$41.2M
TECHNOLOGY NMR SPECTROSCOPYU24DK100469 · NIDDK · MAYO CLINIC ROCHESTER · PI NAIR, K SREEKUMARAN · 2013 to 2017
$9.0M
IN VIVO REGULATION OF PROTEIN TURNOVER BY HORMONESR01DK041973 · NIDDK · UNIVERSITY OF VERMONT &ST AGRIC COLLEGE · PI NAIR, K SREEKUMARAN · 1989 to 2014
$7.3M
NCATS NIH HHS UL1 TR000135NCATS NIH HHS UL1-TR-000135NIDDK NIH HHS R01 DK041973NIDDK NIH HHS R01-DK-41973NIDDK NIH HHS U24 DK100469NIDDK NIH HHS U24-DK-100469
6 · The paper itself

Abstract

Insulin plays pivotal role in cellular fuel metabolism in skeletal muscle. Despite being the primary site of energy metabolism, the underlying mechanism on how insulin deficiency deranges skeletal muscle mitochondrial physiology remains to be fully understood. Here we report an important link between altered skeletal muscle proteome homeostasis and mitochondrial physiology during insulin deficiency. Deprivation of insulin in streptozotocin-induced diabetic mice decreased mitochondrial ATP production, reduced coupling and phosphorylation efficiency, and increased oxidant emission in skeletal muscle. Proteomic survey revealed that the mitochondrial derangements during insulin deficiency were related to increased mitochondrial protein degradation and decreased protein synthesis, resulting in reduced abundance of proteins involved in mitochondrial respiration and β-oxidation. However, a paradoxical upregulation of proteins involved in cellular uptake of fatty acids triggered an accumulation of incomplete fatty acid oxidation products in skeletal muscle. These data implicate a mismatch of β-oxidation and fatty acid uptake as a mechanism leading to increased oxidative stress in diabetes. This notion was supported by elevated oxidative stress in cultured myotubes exposed to palmitate in the presence of a β-oxidation inhibitor. Together, these results indicate that insulin deficiency alters the balance of proteins involved in fatty acid transport and oxidation in skeletal muscle, leading to impaired mitochondrial function and increased oxidative stress.

Indexed as

Adenosine TriphosphateAmino AcidsAnimalsCells, CulturedDiabetes Mellitus, ExperimentalFatty AcidsHigh-Throughput Screening AssaysHydrogen PeroxideHypoglycemic AgentsImmunoblottingInsulinLipid MetabolismMaleMiceMice, Inbred C57BLMitochondria, MuscleAdenosine TriphosphateAmino AcidsFatty AcidsHydrogen PeroxideHypoglycemic AgentsInsulinProteomeReactive Oxygen Species

Identifiers

PMID26718503
PMCPMC4764144
OpenAlexW2279367232

What OpenQuestion holds

Textmetadata
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.