Evidence map›Paper›PMID 21941408›Full record

ArticleHPB surgery : a world journal of hepatic, pancreatic and biliary surgery2011

Disturbances in the glutathione/ophthalmate redox buffer system in the woodchuck model of hepatitis virus-induced hepatocellular carcinoma.

Rafael Andres Ibarra, R Abbas, R S Kombu, Guo-Fang Zhang, G Jacobs, Z Lee, H Brunengraber, J R Sanabria

Open access · hybridAbstract read
In one paragraph

Article in HPB surgery : a world journal of hepatic, pancreatic and biliary surgery, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
0.4field-weighted citation impact, top 35% 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

7 citing papers in PubMed, 12 citations in OpenAlex.

  1. Article
  2. Article
  3. Review
  4. Article
  5. PET Imaging of Hepatocellular Carcinoma Using ZD2-(Journal of hepatocellular carcinoma · 2023
    Article
  6. Article
  7. Article
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

8 authors at 1 institution in 1 country.

Rafael Andres IbarraDepartment of Surgery, Case Western Reserve University School of Medicine and University Hospitals, Case Medical Center, Cleveland, OH 44106-7029, USA.
R Abbas
R S Kombu
Guo-Fang Zhang
G Jacobs
Z Lee
H Brunengraber
J R Sanabria
University Hospitals Cleveland Medical Center · US

Funding

TRAINING IN METABOLISMT32DK007319 · NIDDK · CASE WESTERN RESERVE UNIVERSITY · PI BRUNENGRABER, HENRI · 1986 to 2013
$5.0M
Dynamic Metabolomics via Isotopomer Analysis(RMI)R33DK070291 · NIDDK · CASE WESTERN RESERVE UNIVERSITY · PI BRUNENGRABER, HENRI · 2004 to 2006
$3.3M
Metabolomic and Isotopomer Analysis of Xenobiotic StressR01ES013925 · NIEHS · CASE WESTERN RESERVE UNIVERSITY · PI BRUNENGRABER, HENRI · 2005 to 2009
$2.7M
NIDDK NIH HHS R33 DK070291NIDDK NIH HHS T32 DK007319NIEHS NIH HHS R01 ES013925
6 · The paper itself

Abstract

Purpose. The incidence of liver tumors is rising in USA. The purpose of this study was to evaluate liver oxido-reductive status in the presence of chronic liver disease and hepatocellular carcinoma (HCC). Methods. Glutathione species and ophthalmate (OA) concentrations were measured by LC-MS in processed plasma and red blood cells (RBC) from infected Woodchuck with hepatitis virus (WHV). Blood samples were obtained from: (i) infected animals with tumors (WHV+/HCC+), (ii) infected animals without tumors (WHV+/HCC-) and (iii) healthy animals (WHC-/HCC-). Results. The concentration of reduced glutathione (GSH) and the ratio GSH/GSG were lower in plasma from WHV+/HCC+ animals when compared to WHV+/HCC- and WHV-/HCC- (P < 0.01). In contrast, the concentration of oxidized glutathione (GSSG) was found to be higher in plasma from WHV+/HCC+ animals when compared to WHV+/HCC- and WHV-/HCC- (P < 0.01). The Glutathione species and its ratio from the RBC compartment were similar among all groups. OA concentration in both plasma and RBC was significantly higher from WHV+/HCC+ when compared to WHV+/HCC- and WHV-/HCC- (P < 0.01). Conclusions. Disturbances of the glutathione redox buffer system and higher concentrations of OA were found in the WCV+/HCC+ animal model. The role of these compounds as biomarkers of early tumor development in patients with end stage liver disease remains to be determined.

Identifiers

PMID21941408
PMCPMC3175733
OpenAlexW1997949787

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Registered trials

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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.