Evidence map›Paper›PMID 18631321›Full record

ArticleAging cell2008

Nordihydroguaiaretic acid and aspirin increase lifespan of genetically heterogeneous male mice.

Randy Strong, Richard A Miller, Clinton M Astle, Robert A Floyd, Kevin Flurkey, Kenneth L Hensley, Martin A Javors, Christiaan Leeuwenburgh, James F Nelson, Ennio Ongini and 3 more

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in Aging cell, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 211 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
211citing papers in PubMed, 2 pooled it
28.5field-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

211 citing papers in PubMed, 2 syntheses or guidelines pooled it, 352 citations in OpenAlex.

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  20. Aging and immunity: the age-old tango.Genes & development · 2025
    Review

151 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

13 authors at 8 institutions in 2 countries.

Randy StrongGeriatric Research, Education and Clinical Center and Research Service, South Texas Veterans Health Care System, San Antonio, TX 78229, USA. strong@uthscsa.edu
Richard A Miller
Clinton M Astle
Robert A Floyd
Kevin Flurkey
Kenneth L Hensley
Martin A Javors
Christiaan Leeuwenburgh
James F Nelson
Ennio Ongini
Nancy L Nadon
Huber R Warner
David E Harrison
Jackson Laboratory · USThe University of Texas Health Science Center at San Antonio · USOklahoma Medical Research Foundation · USNational Institute on Aging · USTethys Research Institute · ITUniversity of Florida · USUniversity of Michigan · USUniversity of Minnesota · US

Funding

TRANSGENIC COREP30AG013319 · NIA · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · PI PETER J HORNSBY · 1995 to 2026
$30.6M
Interventions That Retard Mammalian AgingU01AG022308 · NIA · JACKSON LABORATORY · PI Ronny Korstanje · 2003 to 2026
$30.5M
Center for Testing Potential Anti-Aging InterventionsU01AG022307 · NIA · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · PI RANDY STRONG, Adam Salmon · 2004 to 2026
$26.3M
Laboratory for Anti-Geric Testing, Evaluation and ResearchU01AG022303 · NIA · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI RICHARD A MILLER · 2003 to 2026
$25.4M
University of Florida Older Americans Independence Center (OAIC)P30AG028740 · NIA · UNIVERSITY OF FLORIDA · PI CHRISTIAAN LEEUWENBURGH · 2007 to 2026
$22.8M
Shock Center for Aging Research at The Jackson Laborato*P30AG025707 · NIA · JACKSON LABORATORY · PI PAIGEN, BEVERLY J · 2005 to 2009
$4.1M
NIA NIH HHS AG022303NIA NIH HHS AG022307NIA NIH HHS AG022308NIA NIH HHS AG025707NIA NIH HHS AG13319NIA NIH HHS P30 AG013319NIA NIH HHS P30 AG025707NIA NIH HHS P30 AG028740NIA NIH HHS U01 AG022303NIA NIH HHS U01 AG022307NIA NIH HHS U01 AG022308
6 · The paper itself

Abstract

The National Institute on Aging's Interventions Testing Program was established to evaluate agents that are purported to increase lifespan and delay the appearance of age-related disease in genetically heterogeneous mice. Up to five compounds are added to the study each year and each compound is tested at three test sites (The Jackson Laboratory, University of Michigan, and University of Texas Health Science Center at San Antonio). Mice in the first cohort were exposed to one of four agents: aspirin, nitroflurbiprofen, 4-OH-alpha-phenyl-N-tert-butyl nitrone, or nordihydroguaiaretic acid (NDGA). Sample size was sufficient to detect a 10% difference in lifespan in either sex,with 80% power, using data from two of the three sites. Pooling data from all three sites, a log-rank test showed that both NDGA (p=0.0006) and aspirin (p=0.01) led to increased lifespan of male mice. Comparison of the proportion of live mice at the age of 90% mortality was used as a surrogate for measurement of maximum lifespan;neither NDGA (p=0.12) nor aspirin (p=0.16) had a significant effect in this test. Measures of blood levels of NDGA or aspirin and its salicylic acid metabolite suggest that the observed lack of effects of NDGA or aspirin on life span in females could be related to gender differences in drug disposition or metabolism. Further studies are warranted to find whether NDGA or aspirin, over a range of doses,might prove to postpone death and various age-related outcomes reproducibly in mice.

Indexed as

AnimalsAspirinCyclic N-OxidesCyclooxygenase InhibitorsFemaleFlurbiprofenFree Radical ScavengersGenetic HeterogeneityLipoxygenase InhibitorsLongevityMaleMasoprocolMiceMice, Inbred BALB CMice, Inbred C3HMice, Inbred C57BLAspirinCyclic N-OxidesCyclooxygenase InhibitorsFlurbiprofenFree Radical ScavengersLipoxygenase InhibitorsMasoprocolnitroflurbiprofenphenyl-N-tert-butylnitrone

Identifiers

PMID18631321
PMCPMC2695675
OpenAlexW1965507724

What OpenQuestion holds

Textmetadata
LicenceTDM
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.