Evidence map›Paper›PMID 19616618›Full record

ArticleFree radical biology & medicine2009

Formation of gamma-ketoaldehyde-protein adducts during ethanol-induced liver injury in mice.

Sanjoy Roychowdhury, Megan R McMullen, Michele T Pritchard, Wei Li, Robert G Salomon, Laura E Nagy

Open access · greenAbstract read
In one paragraph

Article in Free radical biology & medicine, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
2.0field-weighted citation impact, top 15% 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

29 citing papers in PubMed, 37 citations in OpenAlex.

  1. Trial
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  9. In vitro safety pharmacology evaluation of 2-hydroxybenzylamine acetate.Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association · 2018
    Article
  10. Article
  11. Limited Excessive Voluntary Alcohol Drinking Leads to Liver Dysfunction in Mice.Alcoholism, clinical and experimental research · 2017
    Article
  12. Article
  13. Article
  14. Article
  15. Isolevuglandin adducts in disease.Antioxidants & redox signaling · 2015
    Review
  16. Review
  17. Article
  18. 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

6 authors at 2 institutions in 1 country.

Sanjoy RoychowdhuryDepartment of Pathobiology, Cleveland Clinic, Cleveland, OH 44195, USA. roychos@ccf.org
Megan R McMullen
Michele T Pritchard
Wei Li
Robert G Salomon
Laura E Nagy
Case Western Reserve University · USCleveland Clinic · US

Funding

Preprostaglandin Endoperoxides (supplement)R01GM021249 · NIGMS · CASE WESTERN RESERVE UNIVERSITY · PI SALOMON, ROBERT GERD · 1985 to 2014
$5.2M
ETHANOL REGULATION OF KUPFFER CELL SIGNAL TRANSDUCTIONR01AA011975 · NIAAA · CLEVELAND CLINIC LERNER COM-CWRU · PI NAGY, LAURA E. · 1999 to 2014
$4.1M
MOLECULAR BASIS OF OXIDATIVE MODIFICATION OF LDLR01HL053315 · NHLBI · CASE WESTERN RESERVE UNIVERSITY · PI SALOMON, ROBERT GERD · 1996 to 2010
$3.4M
Egr1: A candidate molecular target for treating ALD.R01AA013868 · NIAAA · CLEVELAND CLINIC LERNER COM-CWRU · PI NAGY, LAURA E. · 2004 to 2008
$1.5M
Ethanol regulation of Kupffer cell signal transductionR56AA011975 · NIAAA · CLEVELAND CLINIC LERNER COM-CWRU · PI NAGY, LAURA E. · 2009 to 2009
$373k
NHLBI NIH HHS HL 53315NHLBI NIH HHS R01 HL053315NIAAA NIH HHS AA 011975NIAAA NIH HHS AA 013868NIAAA NIH HHS R01 AA011975NIAAA NIH HHS R01 AA013868NIAAA NIH HHS R56 AA011975NIGMS NIH HHS GM 21249NIGMS NIH HHS R01 GM021249
6 · The paper itself

Abstract

Ethanol metabolism promotes the formation of a variety of reactive aldehydes in the liver. These aldehydes can rapidly form covalent protein adducts. Accumulating evidence indicates that these protein adducts may contribute to ethanol-mediated liver injury. Overproduction of gamma-ketoaldehydes, levuglandins (LGs) and isolevuglandins, is implicated in the pathogenesis of several chronic inflammatory diseases. gamma-Ketoaldehydes can form protein adducts orders of magnitude more quickly than 4-hydroxynonenal (4-HNE) or malondialdehyde. We hypothesized that ethanol-induced oxidative stress in vivo results in overproduction of LGE(2)- and iso[4]LGE(2)-protein adducts in mouse liver. Female C57BL/6 mice were allowed free access to an ethanol-containing diet for up to 39 days or pair-fed control diets. Pathological markers of ethanol-induced hepatic injury including serum alanine aminotransferase, hepatic triglyceride, and CYP2E1 were elevated in response to ethanol feeding. Ethanol-induced formation of iso[4]LGE(2)-, LGE(2)-, and 4-HNE-protein adducts in mouse liver was dependent on both dose and duration of ethanol feeding. Deficiency of cyclooxygenase 1 or 2 did not prevent ethanol-induced iso[4]LGE(2) or LGE(2) adducts in the liver, but adduct formation was reduced in both TNFR1- and CYP2E1-deficient mice. In summary, ethanol feeding enhanced gamma-ketoaldehyde-protein adduct production via a TNFR1/CYP2E1-dependent, but cyclooxygenase-independent, mechanism in mouse liver.

Indexed as

Alanine TransaminaseAldehydesAnimalsBiomarkersChemical and Drug Induced Liver InjuryCytochrome P-450 CYP2E1EthanolFemaleLiverLiver Diseases, AlcoholicMiceMice, Inbred C57BLMice, KnockoutProstaglandins EProtein BindingProtein MultimerizationAlanine TransaminaseAldehydesBiomarkersCytochrome P-450 CYP2E1Ethanollevuglandin E2Prostaglandins EReceptors, Tumor Necrosis Factor, Type ITriglycerides

Identifiers

PMID19616618
PMCPMC2783279
OpenAlexW2041871611

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.