Evidence map›Paper›PMID 25775529›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2015

Regulation of Nrf2 signaling and longevity in naturally long-lived rodents.

Kaitlyn N Lewis, Emily Wason, Yael H Edrey, Deborah M Kristan, Eviatar Nevo, Rochelle Buffenstein

Open access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 135 papers.

0numbers the graph read from it
0cells of the map it votes in
135citing papers in PubMed
11.9field-weighted citation impact, top 1% 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

135 citing papers in PubMed, 249 citations in OpenAlex.

  1. Review
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  6. Mechanisms of Protection Against Oxidative Stress During Hibernation.International journal of molecular sciences · 2026
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  19. Role of NRF2 in Pathogenesis of Alzheimer's Disease.Antioxidants (Basel, Switzerland) · 2024
    Review
  20. Review

75 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 3 institutions in 2 countries.

Kaitlyn N LewisDepartments of Cellular and Structural Biology and Barshop Institute for Longevity and Aging Studies, University of Texas Health Science Center at San Antonio, San Antonio, TX 78229;
Emily WasonPhysiology and.
Yael H EdreyBarshop Institute for Longevity and Aging Studies, University of Texas Health Science Center at San Antonio, San Antonio, TX 78229; Physiology and.
Deborah M KristanDepartment of Biological Sciences, California State University, San Marcos, CA 92096; and.
Eviatar NevoInstitute of Evolution, University of Haifa, Haifa 31905, Israel.
Rochelle BuffensteinDepartments of Cellular and Structural Biology and Barshop Institute for Longevity and Aging Studies, University of Texas Health Science Center at San Antonio, San Antonio, TX 78229; Physiology and buffenstein@uthscsa.edu.
The University of Texas Health Science Center at San Antonio · USCalifornia State University, San Marcos · USUniversity of Haifa · IL

Funding

TRAINING GRANT ON THE BIOLOGY OF AGINGT32AG021890 · NIA · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · PI Erzsebet Kokovay, JAMES FLOYD NELSON · 2003 to 2026
$11.4M
Mechanisms of Aging in the Long-lived Naked Mole-RatR01AG022891 · NIA · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · PI BUFFENSTEIN, ROCHELLE · 2003 to 2007
$1.4M
NIA NIH HHS R01 AG022891NIA NIH HHS T32 AG021890
6 · The paper itself

Abstract

The preternaturally long-lived naked mole-rat, like other long-lived species and experimental models of extended longevity, is resistant to both endogenous (e.g., reactive oxygen species) and environmental stressors and also resists age-related diseases such as cancer, cardiovascular disease, and neurodegeneration. The mechanisms behind the universal resilience of longer-lived organisms to stress, however, remain elusive. We hypothesize that this resilience is linked to the activity of a highly conserved transcription factor, nuclear factor erythroid 2-related factor (Nrf2). Nrf2 regulates the transcription of several hundred cytoprotective molecules, including antioxidants, detoxicants, and molecular chaperones (heat shock proteins). Nrf2 itself is tightly regulated by mechanisms that either promote its activity or increase its degradation. We used a comparative approach and examined Nrf2-signaling activity in naked mole-rats and nine other rodent species with varying maximum lifespan potential (MLSP). We found that constitutive Nrf2-signaling activity was positively correlated (P = 0.0285) with MLSP and that this activity was also manifested in high levels of downstream gene expression and activity. Surprisingly, we found that species longevity was not linked to the protein levels of Nrf2 itself, but rather showed a significant (P < 0.01) negative relationship with the regulators Kelch-like ECH-Associated Protein 1 (Keap1) and β-transducin repeat-containing protein (βTrCP), which target Nrf2 for degradation. These findings highlight the use of a comparative biology approach for the identification of evolved mechanisms that contribute to health span, aging, and longevity.

Indexed as

Gene Expression RegulationLongevitySignal TransductionAnimalsbeta-Transducin Repeat-Containing ProteinsCricetinaeFemaleGerbillinaeGuinea PigsIntracellular Signaling Peptides and ProteinsKelch-Like ECH-Associated Protein 1LiverMaleMiceMice, Inbred C57BLNF-E2-Related Factor 2beta-Transducin Repeat-Containing ProteinsIntracellular Signaling Peptides and ProteinsKEAP1 protein, ratKelch-Like ECH-Associated Protein 1NF-E2-Related Factor 2Reactive Oxygen SpeciesXenobioticsnaked mole-ratNrf2rodent longevitystress resistance

Identifiers

PMID25775529
PMCPMC4378420
OpenAlexW2073447787

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.