Evidence map›Paper›PMID 32745764›Full record

ArticleFree radical biology & medicine2020

NFκB promotes oxidative stress-induced necrosis and ischemia/reperfusion injury by inhibiting Nrf2-ARE pathway.

Xiaoyun Guo, Siqi Hong, Hui He, Yachang Zeng, Yi Chen, Xiaoliang Mo, Jing Li, Lei Li, Rachel Steinmetz, Qinghang Liu

Open access · greenAbstract read
In one paragraph

Article in Free radical biology & medicine, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed
2.8field-weighted citation impact, top 9% 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

38 citing papers in PubMed, 58 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

10 authors at 1 institution in 1 country.

Xiaoyun GuoDepartment of Physiology and Biophysics, University of Washington, Seattle, WA, 98195, USA.
Siqi HongDepartment of Physiology and Biophysics, University of Washington, Seattle, WA, 98195, USA.
Hui HeDepartment of Physiology and Biophysics, University of Washington, Seattle, WA, 98195, USA.
Yachang ZengDepartment of Physiology and Biophysics, University of Washington, Seattle, WA, 98195, USA.
Yi ChenDepartment of Physiology and Biophysics, University of Washington, Seattle, WA, 98195, USA.
Xiaoliang MoDepartment of Physiology and Biophysics, University of Washington, Seattle, WA, 98195, USA.
Jing LiDepartment of Physiology and Biophysics, University of Washington, Seattle, WA, 98195, USA.
Lei LiDepartment of Physiology and Biophysics, University of Washington, Seattle, WA, 98195, USA.
Rachel SteinmetzDepartment of Physiology and Biophysics, University of Washington, Seattle, WA, 98195, USA.
Qinghang LiuDepartment of Physiology and Biophysics, University of Washington, Seattle, WA, 98195, USA. Electronic address: qcliu@u.washington.edu.
University of Washington · US

Funding

A Critical TAK1 Signaling Network in Myocardial Survival and RemodelingR01HL116507 · NHLBI · UNIVERSITY OF WASHINGTON · PI LIU, QINGHANG · 2013 to 2017
$1.9M
Role of TAK1 Signaling Network in Cardiac HypertrophyR00HL098076 · NHLBI · UNIVERSITY OF WASHINGTON · PI LIU, QINGHANG · 2011 to 2013
$735k
NHLBI NIH HHS R00 HL098076NHLBI NIH HHS R01 HL116507
6 · The paper itself

Abstract

In this study, we identified an unexpected pro-cell death role for NFκB in mediating oxidative stress-induced necrosis, and provide new mechanistic evidence that NFκB, in cooperation with HDAC3, negatively regulates Nrf2-ARE anti-oxidative signaling through transcriptional silencing. We showed that genetic inactivation of NFκB-p65 inhibited, whereas activation of NFκB promoted, oxidative stress-induced cell death and HMGB1 release, a biomarker of necrosis. Moreover, NFκB-luciferase activity was elevated in cardiomyocytes after simulated ischemia/reperfusion (sI/R) or doxorubicin (DOX) treatment, and inhibition of NFκB with Ad-p65-shRNA or Ad-IκBαM diminished sI/R- and DOX-induced cell death and HMGB1 release. Importantly, NFκB negatively regulated Nrf2-ARE activity and the expression of antioxidant proteins. Mechanistically, co-immunoprecipitation revealed that p65 was required for Nrf2-HDAC3 interaction and transcriptional silencing of Nrf2-ARE activity. Further, the ability of HDAC3 to repress Nrf2-ARE activity was lost in p65 deficient cells. Pharmacologic inhibition of HADCs or NFκB with trichostatin A (TSA) or BMS-345541, respectively, increased Nrf2-ARE activity and promoted cell survival after sI/R. In vivo, NFκB transcriptional activity in the mouse heart was significantly elevated after ischemia/reperfusion (I/R) injury, which was abolished by cardiomyocyte-specific deletion of p65 using p65

Indexed as

Myocardial InfarctionReperfusion InjuryAnimalsMiceMyocytes, CardiacNF-E2-Related Factor 2Oxidative StressNF-E2-Related Factor 2HDAC3Ischemia/reperfusion injuryNecrosisNFκBNrf2Oxidative stress

Identifiers

PMID32745764
PMCPMC7530060
OpenAlexW3046885087

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.