Evidence map›Paper›PMID 19584930›Full record

ArticlePloS one2009

Cytoprotective Nrf2 pathway is induced in chronically txnrd 1-deficient hepatocytes.

Elena S Suvorova, Olivier Lucas, Carla M Weisend, Maryclare F Rollins, Gary F Merrill, Mario R Capecchi, Edward E Schmidt

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 69 papers.

0numbers the graph read from it
0cells of the map it votes in
69citing 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

69 citing papers in PubMed, 116 citations in OpenAlex.

  1. Review
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  17. Effects of Mammalian Thioredoxin Reductase Inhibitors.Handbook of experimental pharmacology · 2021
    Article
  18. Article
  19. Article
  20. Article

9 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

7 authors at 4 institutions in 1 country.

Elena S SuvorovaVeterinary Molecular Biology, Montana State University, Bozeman, Montana, USA.
Olivier Lucas
Carla M Weisend
Maryclare F Rollins
Gary F Merrill
Mario R Capecchi
Edward E Schmidt
Montana State University · USHoward Hughes Medical Institute · USOregon State University · USWashington State University · US

Funding

NCRR NIH HHS 2P20RR020285
6 · The paper itself

Abstract

backgroundMetabolically active cells require robust mechanisms to combat oxidative stress. The cytoplasmic thioredoxin reductase/thioredoxin (Txnrd1/Txn1) system maintains reduced protein dithiols and provides electrons to some cellular reductases, including peroxiredoxins. PRINCIPAL

findingsHere we generated mice in which the txnrd1 gene, encoding Txnrd1, was specifically disrupted in all parenchymal hepatocytes. Txnrd1-deficient livers exhibited a transcriptome response in which 56 mRNAs were induced and 12 were repressed. Based on the global hybridization profile, this represented only 0.3% of the liver transcriptome. Since most liver mRNAs were unaffected, compensatory responses were evidently effective. Nuclear pre-mRNA levels indicated the response was transcriptional. Twenty-one of the induced genes contained known antioxidant response elements (AREs), which are binding sites for the oxidative and chemical stress-induced transcription factor Nrf2. Txnrd1-deficient livers showed increased accumulation of nuclear Nrf2 protein and chromatin immunoprecipitation on the endogenous nqo1 and aox1 promoters in fibroblasts indicated that Txnrd1 ablation triggered in vivo assembly of Nrf2 on each.

conclusionsChronic deletion of Txnrd1 results in induction of the Nrf2 pathway, which contributes to an effective compensatory response.

Indexed as

AnimalsCells, CulturedChromatin ImmunoprecipitationGene Expression ProfilingHepatocytesImmunohistochemistryMiceNF-E2-Related Factor 2Oxidation-ReductionRNA, MessengerThioredoxin Reductase 1Nfe2l2 protein, mouseNF-E2-Related Factor 2RNA, MessengerThioredoxin Reductase 1Txnrd1 protein, mouse

Identifiers

PMID19584930
PMCPMC2703566
OpenAlexW1991568967

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.