Evidence map›Paper›PMID 25691623›Full record

ArticleHypertension (Dallas, Tex. : 1979)2015

Activation of nuclear factor erythroid 2-related factor 2 coordinates dimethylarginine dimethylaminohydrolase/PPAR-γ/endothelial nitric oxide synthase pathways that enhance nitric oxide generation in human glomerular endothelial cells.

Zaiming Luo, Shakil Aslam, William J Welch, Christopher S Wilcox

Open access · greenAbstract read
In one paragraph

Article in Hypertension (Dallas, Tex. : 1979), 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed, 1 pooled it
2.4field-weighted citation impact, top 11% 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

26 citing papers in PubMed, 1 synthesis or guideline pooled it, 42 citations in OpenAlex.

  1. Pooled it
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  14. Nrf2 inhibition induces oxidative stress, renal inflammation and hypertension in mice.Clinical and experimental hypertension (New York, N.Y. : 1993) · 2021
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  19. NRF2 prevents hypertension, increased ADMA, microvascular oxidative stress, and dysfunction in mice with two weeks of ANG II infusion.American journal of physiology. Regulatory, integrative and comparative physiology · 2018
    Article
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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

4 authors at 1 institution in 1 country.

Zaiming LuoFrom the Division of Nephrology and Hypertension and Hypertension, Kidney and Vascular Research Center, Georgetown University, Washington, DC.
Shakil AslamFrom the Division of Nephrology and Hypertension and Hypertension, Kidney and Vascular Research Center, Georgetown University, Washington, DC.
William J WelchFrom the Division of Nephrology and Hypertension and Hypertension, Kidney and Vascular Research Center, Georgetown University, Washington, DC.
Christopher S WilcoxFrom the Division of Nephrology and Hypertension and Hypertension, Kidney and Vascular Research Center, Georgetown University, Washington, DC. wilcoxch@georgetown.edu.
Georgetown University · US

Funding

Renal Vascular Oxidative Stress in HypertensionP01HL068686 · NHLBI · GEORGETOWN UNIVERSITY · PI JOSE, PEDRO A., SANDBERG, KATHRYN L · 2001 to 2017
$28.8M
REGULATION OF RENAL FUNCTION AND BP BY THROMBOXANER37DK036079 · NIDDK · GEORGETOWN UNIVERSITY · PI WILCOX, CHRISTOPHER S · 2003 to 2012
$5.2M
NITRIC OXIDE SYNTHASE IN THE JUXTAGLOMERULAR APPARATUSR01DK049870 · NIDDK · GEORGETOWN UNIVERSITY · PI WILCOX, CHRISTOPHER S · 1994 to 2014
$4.6M
NEPHROLOGY AND HYPERTENSION TRAINING GRANTT32DK059274 · NIDDK · GEORGETOWN UNIVERSITY · PI WILCOX, CHRISTOPHER S · 2001 to 2011
$1.9M
Regulation of Renal Function and BP by ThromboxaneR01DK109272 · NIDDK · GEORGETOWN UNIVERSITY · PI WELCH, WILLIAM J, WILCOX, CHRISTOPHER S · 2016 to 2019
$1.4M
REGULATION OF RENAL FUNCTION AND BP BY THROMBOXANER01DK036079 · NIDDK · UNIVERSITY OF FLORIDA · PI WILCOX, CHRISTOPHER S · 1986 to 2002
$830k
NHLBI NIH HHS HL-68686NHLBI NIH HHS P01 HL068686NIDDK NIH HHS DK-036079NIDDK NIH HHS DK-049870NIDDK NIH HHS R01 DK036079NIDDK NIH HHS R01 DK049870NIDDK NIH HHS R01 DK109272NIDDK NIH HHS R37 DK036079NIDDK NIH HHS T32 DK059274NIDDK NIH HHS T32-DK-059274
6 · The paper itself

Abstract

Dimethylarginine dimethylaminohydrolase (DDAH) degrades asymmetric dimethylarginine, which inhibits nitric oxide (NO) synthase (NOS). Nuclear factor erythroid 2-related factor 2 (Nrf2) is a transcriptional factor that binds to antioxidant response elements and transcribes many antioxidant genes. Because the promoters of the human DDAH-1 and DDAH-2, endothelial NOS (eNOS) and PPAR-γ genes contain 2 to 3 putative antioxidant response elements, we hypothesized that they were regulated by Nrf2/antioxidant response element. Incubation of human renal glomerular endothelial cells with the Nrf2 activator tert-butylhydroquinone (20 μmol·L(-1)) significantly (P<0.05) increased NO and activities of NOS and DDAH and decreased asymmetric dimethylarginine. It upregulated genes for hemoxygenase-1, eNOS, DDAH-1, DDAH-2, and PPAR-γ and partitioned Nrf2 into the nucleus. Knockdown of Nrf2 abolished these effects. Nrf2 bound to one antioxidant response element on DDAH-1 and DDAH-2 and PPAR-γ promoters but not to the eNOS promoter. An increased eNOS and phosphorylated eNOS (P-eNOSser-1177) expression with tert-butylhydroquinone was prevented by knockdown of PPAR-γ. Expression of Nrf2 was reduced by knockdown of PPAR-γ, whereas PPAR-γ was reduced by knockdown of Nrf2, thereby demonstrating 2-way positive interactions. Thus, Nrf2 transcribes HO-1 and other genes to reduce reactive oxygen species, and DDAH-1 and DDAH-2 to reduce asymmetric dimethylarginine and PPAR-γ to increase eNOS and its phosphorylation and activity thereby coordinating 3 pathways that enhance endothelial NO generation.

Indexed as

Gene Expression RegulationArginineBlotting, WesternCell ProliferationCells, CulturedEndothelium, VascularEnzyme InhibitorsHumansKidney GlomerulusNF-E2-Related Factor 2Nitric Oxide SynthaseNitric Oxide Synthase Type IIIPPAR gammaReal-Time Polymerase Chain ReactionRNAArginineEnzyme InhibitorsNF-E2-Related Factor 2Nitric Oxide SynthaseNitric Oxide Synthase Type IIIN,N-dimethylarginineNOS3 protein, humanPPAR gammaRNA2-tert-butylhydroquinoneantioxidant response elements

Identifiers

PMID25691623
PMCPMC4359100
OpenAlexW2170949260

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.