Evidence map›Paper›PMID 28314773›Full record

ArticleThe Journal of biological chemistry2017

Glucocorticoid receptor signaling represses the antioxidant response by inhibiting histone acetylation mediated by the transcriptional activator NRF2.

Md Morshedul Alam, Keito Okazaki, Linh Thi Thao Nguyen, Nao Ota, Hiroshi Kitamura, Shohei Murakami, Hiroki Shima, Kazuhiko Igarashi, Hiroki Sekine, Hozumi Motohashi

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed
3.7field-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

63 citing papers in PubMed, 115 citations in OpenAlex.

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  7. Telomere-Related Gene Networks in the Ovary Shift Across Environmental Factors.Journal of experimental zoology. Part A, Ecological and integrative physiology · 2025
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  16. Unique and overlapping roles of NRF2 and NRF1 in transcriptional regulation.Journal of clinical biochemistry and nutrition · 2024
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3 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

10 authors at 1 institution in 1 country.

Md Morshedul AlamFrom the Department of Gene Expression Regulation, Institute of Development, Aging, and Cancer, Tohoku University, 4-1 Seiryo-cho, Aoba-ku, Sendai, Miyagi 980-8575.
Keito OkazakiFrom the Department of Gene Expression Regulation, Institute of Development, Aging, and Cancer, Tohoku University, 4-1 Seiryo-cho, Aoba-ku, Sendai, Miyagi 980-8575.
Linh Thi Thao NguyenFrom the Department of Gene Expression Regulation, Institute of Development, Aging, and Cancer, Tohoku University, 4-1 Seiryo-cho, Aoba-ku, Sendai, Miyagi 980-8575.
Nao OtaFrom the Department of Gene Expression Regulation, Institute of Development, Aging, and Cancer, Tohoku University, 4-1 Seiryo-cho, Aoba-ku, Sendai, Miyagi 980-8575.
Hiroshi KitamuraFrom the Department of Gene Expression Regulation, Institute of Development, Aging, and Cancer, Tohoku University, 4-1 Seiryo-cho, Aoba-ku, Sendai, Miyagi 980-8575.
Shohei MurakamiFrom the Department of Gene Expression Regulation, Institute of Development, Aging, and Cancer, Tohoku University, 4-1 Seiryo-cho, Aoba-ku, Sendai, Miyagi 980-8575.
Hiroki Shimathe Department of Biochemistry, Tohoku University Graduate School of Medicine, Sendai, Miyagi 980-8575, and.
Kazuhiko Igarashithe Department of Biochemistry, Tohoku University Graduate School of Medicine, Sendai, Miyagi 980-8575, and.
Hiroki SekineFrom the Department of Gene Expression Regulation, Institute of Development, Aging, and Cancer, Tohoku University, 4-1 Seiryo-cho, Aoba-ku, Sendai, Miyagi 980-8575, sekine@med.tohoku.ac.jp.
Hozumi MotohashiFrom the Department of Gene Expression Regulation, Institute of Development, Aging, and Cancer, Tohoku University, 4-1 Seiryo-cho, Aoba-ku, Sendai, Miyagi 980-8575, hozumim@med.tohoku.ac.jp.
Tohoku University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

NRF2 (nuclear factor erythroid 2-related factor 2) is a key transcriptional activator that mediates the inducible expression of antioxidant genes. NRF2 is normally ubiquitinated by KEAP1 (Kelch-like ECH-associated protein 1) and subsequently degraded by proteasomes. Inactivation of KEAP1 by oxidative stress or electrophilic chemicals allows NRF2 to activate transcription through binding to antioxidant response elements (AREs) and recruiting histone acetyltransferase CBP (CREB-binding protein). Whereas KEAP1-dependent regulation is a major determinant of NRF2 activity, NRF2-mediated transcriptional activation varies from context to context, suggesting that other intracellular signaling cascades may impact NRF2 function. To identify a signaling pathway that modifies NRF2 activity, we immunoprecipitated endogenous NRF2 and its interacting proteins from mouse liver and identified glucocorticoid receptor (GR) as a novel NRF2-binding partner. We found that glucocorticoids, dexamethasone and betamethasone, antagonize diethyl maleate-induced activation of NRF2 target genes in a GR-dependent manner. Dexamethasone treatment enhanced GR recruitment to AREs without affecting chromatin binding of NRF2, resulting in the inhibition of CBP recruitment and histone acetylation at AREs. This repressive effect was canceled by the addition of histone deacetylase inhibitors. Thus, GR signaling decreases NRF2 transcriptional activation through reducing the NRF2-dependent histone acetylation. Consistent with these observations, GR signaling blocked NRF2-mediated cytoprotection from oxidative stress. This study suggests that an impaired antioxidant response by NRF2 and a resulting decrease in cellular antioxidant capacity account for the side effects of glucocorticoids, providing a novel viewpoint for the pathogenesis of hypercorticosteroidism.

Indexed as

AcetylationAnimalsDexamethasoneHistonesKelch-Like ECH-Associated Protein 1Membrane ProteinsMiceMice, KnockoutNF-E2-Related Factor 2Oxidative StressPhosphoproteinsReceptors, GlucocorticoidSignal TransductionDexamethasoneHistonesKeap1 protein, mouseKelch-Like ECH-Associated Protein 1Membrane ProteinsNfe2l2 protein, mouseNF-E2-Related Factor 2Pag1 protein, mousePhosphoproteinsReceptors, Glucocorticoidelectrophilegene transcriptionglucocorticoid receptorhistone acetylationNuclear factor 2 (erythroid-derived 2-like factor) (NFE2L2) (Nrf2)oxidative stress

Identifiers

PMID28314773
PMCPMC5418050
OpenAlexW2596708157

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.