Evidence mapPaperPMID 38920079Full record

ReviewCurrent aging science2025

Aging-associated Aberrant Mitochondrial Redox Signaling, Physical Activity, and Sarcopenia.

Mehmet Can Atayik, Erdem Atasever, Seydanur Turgut, Ufuk Cakatay

Abstract readReview
PubMed Publisher
In one paragraph

Review in Current aging science, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
field-weighted citation impact
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

1 citing paper in PubMed.

  1. Article
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

4 authors.

Mehmet Can AtayikDepartment of General Surgery, Hacettepe Faculty of Medicine, Hacettepe University Hospital, 06230, Ankara, Turkey.ORCID 0000-0002-9869-0518
Erdem AtaseverDepartment of Medical Biochemistry, Cerrahpasa Faculty of Medicine, Istanbul University-Cerrahpasa, Istanbul, 34098, Turkey.
Seydanur TurgutDepartment of Medical Biochemistry, Cerrahpasa Faculty of Medicine, Istanbul University-Cerrahpasa, Istanbul, 34098, Turkey.ORCID 0000-0003-0898-3083
Ufuk CakatayDepartment of Medical Biochemistry, Cerrahpasa Faculty of Medicine, Istanbul University-Cerrahpasa, Istanbul, 34098, Turkey.ORCID 0000-0001-9861-7380

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Aging-related alteration of mitochondrial morphology, impairment in metabolic capacity, bioenergetics, and biogenesis are closely associated with loss of muscle mass and function. Mitochondrial Reactive Oxygen Species (ROS) stimulate muscular redox signaling mechanisms. Bioenergetic integrity of mitochondria and redox signaling dynamics deteriorates in aged skeletal muscle. Mitochondrial bioenergetic impairment leads to excessive ROS levels and induces the generation of defective mitochondria. Higher ROS levels may induce senescence or apoptosis. It is not a resolved issue that mitochondrial dysfunction is either the sole reason or a consequence of muscle loss (or both). However, Increasing evidence emphasizes that dysregulated mitochondrial redox signaling has a central role in age-related muscle loss. Nuclear factor erythroid 2-related factor 2 (Nrf2) regulates redox signaling pathways with the expression of antioxidant genes. As the aberrant redox signaling mechanisms in aging skeletal muscle become clearer, new natural and synthetic Nrf2-modulating substances and integrated daily physical activity alternatives are coming into view for preventing muscle loss in the elderly. A comprehensive understanding of the relationship between redox signaling pathways and age-related sarcopenia can help us to prevent sarcopenia and its frailty effects with an optimized exercise program as an innovative non-pharmacological therapeutic approach. A further aspect is necessary to consider both individualized physical training options and alternative Nrf2 signaling modulators. Ameliorating the redox signaling with physical activity and pharmacological interventions may help to prevent sarcopenia and its frailty effects.

Indexed as

AgingExerciseMitochondria, MuscleMuscle, SkeletalSarcopeniaAge FactorsAnimalsEnergy MetabolismHumansNF-E2-Related Factor 2Oxidation-ReductionOxidative StressReactive Oxygen SpeciesSignal TransductionNFE2L2 protein, humanNF-E2-Related Factor 2Reactive Oxygen SpeciesAgingexercisemitochondriareactive oxygen speciesredox signalingsarcopenia.

Identifiers

PMID38920079

What Socratic 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 Socratic graph.