Evidence map›Paper›PMID 19008341›Full record

ArticleDiabetes2009

Overexpression of SIRT1 protects pancreatic beta-cells against cytokine toxicity by suppressing the nuclear factor-kappaB signaling pathway.

Ji-Hyun Lee, Mi-Young Song, Eun-Kyung Song, Eun-Kyung Kim, Woo Sung Moon, Myung-Kwan Han, Jin-Woo Park, Kang-Beom Kwon, Byung-Hyun Park

Open access · hybridAbstract read
In one paragraph

Article in Diabetes, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 160 papers.

0numbers the graph read from it
0cells of the map it votes in
160citing papers in PubMed
10.5field-weighted citation impact, top 2% 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

160 citing papers in PubMed, 343 citations in OpenAlex.

  1. Trial
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  20. Review

100 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

9 authors at 2 institutions in 1 country.

Ji-Hyun LeeDepartment of Biochemistry, Medical School and Diabetes Research Center, Chonbuk National University, Jeonju, Jeonbuk, Korea.
Mi-Young Song
Eun-Kyung Song
Eun-Kyung Kim
Woo Sung Moon
Myung-Kwan Han
Jin-Woo Park
Kang-Beom Kwon
Byung-Hyun Park
Jeonbuk National University · KRWonkwang University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveSIRT1, a class III histone/protein deacetylase, is known to interfere with the nuclear factor-kappaB (NF-kappaB) signaling pathway and thereby has an anti-inflammatory function. Because of the central role of NF-kappaB in cytokine-mediated pancreatic beta-cell damage, we postulated that SIRT1 might work in pancreatic beta-cell damage models. RESEARCH DESIGN AND

methodsRINm5F (RIN) cells or isolated rat islets were treated with interleukin-1beta and interferon-gamma. SIRT1 was activated by resveratrol, a pharmacological activator, or ectopic overexpression. The underlying mechanisms of SIRT1 against cytokine toxicity were further explored.

resultsTreatment of RIN cells with cytokines induced cell damage, and this damage was well correlated with the expression of the inducible form of nitric oxide (NO) synthase (iNOS) and NO production. However, SIRT1 overexpression completely prevented cytokine-mediated cytotoxicity, NO production, and iNOS expression. The molecular mechanism by which SIRT1 inhibits iNOS expression appeared to involve the inhibition of the NF-kappaB signaling pathway through deacetylation of p65. In addition, SIRT1 activation by either resveratrol or adenoviral-directed overexpression of SIRT1 could prevent cytokine toxicity and maintain normal insulin-secreting responses to glucose in isolated rat islets.

conclusionsThis study will provide valuable information not only into the mechanisms underlying beta-cell destruction but also into the regulation of SIRT1 as a possible target to attenuate cytokine-induced beta-cell damage.

Indexed as

AnimalsBlotting, WesternCell LineCell Line, TumorCell SurvivalCytokinesElectrophoretic Mobility Shift AssayFemaleGenetic VectorsHumansInsulin-Secreting CellsInterferon-gammaInterleukin-1betaMaleMiceMice, Inbred ICRCytokinesInterferon-gammaInterleukin-1betaNF-kappa BNitric Oxide Synthase Type IIResveratrolSIRT1 protein, humanSirtuin 1SirtuinsStilbenes

Identifiers

PMID19008341
PMCPMC2628607
OpenAlexW2128737073

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.