Evidence map›Paper›PMID 19464364›Full record

ArticleFree radical biology & medicine2009

Dietary nitrate and nitrite modulate blood and organ nitrite and the cellular ischemic stress response.

Nicolaas J H Raat, Audrey C Noguchi, Virginia B Liu, Nalini Raghavachari, Delong Liu, Xiuli Xu, Sruti Shiva, Peter J Munson, Mark T Gladwin

Abstract read
In one paragraph

Article in Free radical biology & medicine, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 52 papers.

0numbers the graph read from it
0cells of the map it votes in
52citing papers in PubMed
4.2field-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

52 citing papers in PubMed, 98 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

9 authors at 5 institutions in 1 country.

Nicolaas J H RaatPulmonary and Vascular Medicine Branch, National Heart, Lung, and Blood Institute, Clinical Center, National Institutes of Health, Bethesda, MD 20892, USA.
Audrey C Noguchi
Virginia B Liu
Nalini Raghavachari
Delong Liu
Xiuli Xu
Sruti Shiva
Peter J Munson
Mark T Gladwin
National Institutes of Health · USCenter for Information Technology · USNational Heart Lung and Blood Institute · USNational Institutes of Health Clinical Center · USUniversity of Pittsburgh · US

Funding

Statistical And Computational Methods For Gene Expression and Proteomic AnalysisZIACT000266 · CIT · CENTER FOR INFORMATION TECHNOLOGY · PI MUNSON, PETER J · 2009 to 2016
$4.2M
Genomics CoreZICHL006018 · NHLBI · NATIONAL HEART, LUNG, AND BLOOD INSTITUTE · PI RAGHAVACHARI, NALINI · 2009 to 2011
$2.5M
Statistical &Computational Methods For Gene ExpressionZ01CT000266 · CIT · COMPUTER RESEARCH AND TECHNOLOGY · PI MUNSON, PETER J · 1998 to 2008
$1.3M
Intramural NIH HHS NIH0010039742PHS HHS NIH0010039742
6 · The paper itself

Abstract

Dietary nitrate, found in abundance in green vegetables, can be converted to the cytoprotective molecule nitrite by oral bacteria, suggesting that nitrate and nitrite may represent active cardioprotective constituents of the Mediterranean diet. We therefore tested the hypothesis that dietary nitrate and nitrite levels modulate tissue damage and ischemic gene expression in a mouse liver ischemia-reperfusion model. We found that stomach content, plasma, heart, and liver nitrite levels were significantly reduced after dietary nitrate and nitrite depletion and could be restored to normal levels with nitrite supplementation in water. Remarkably, we confirmed that basal nitrite levels significantly reduced liver injury after ischemia-reperfusion. Consistent with an effect of nitrite on the posttranslational modification of complex I of the mitochondrial electron transport chain, the severity of liver infarction was inversely proportional to complex I activity after nitrite repletion in the diet. The transcriptional response of dietary nitrite after ischemia was more robust than after normoxia, suggesting a hypoxic potentiation of nitrite-dependent transcriptional signaling. Our studies indicate that normal dietary nitrate and nitrite levels modulate ischemic stress responses and hypoxic gene expression programs, supporting the hypothesis that dietary nitrate and nitrite are cytoprotective components of the diet.

Indexed as

DietAnimalsAnimal StructuresCytoprotectionGastric MucosaGene Expression ProfilingHeartIschemiaLiverMiceMice, Inbred C57BLMyocardiumNitratesNitritesOligonucleotide Array Sequence AnalysisReperfusion InjuryNitratesNitrites

Identifiers

PMID19464364
PMCPMC2744499
OpenAlexW2046285486

What OpenQuestion holds

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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.