Evidence map›Paper›PMID 35000581›Full record

ArticleBMC gastroenterology2022

Serum superoxide dismutase level is a potential biomarker of disease prognosis in patients with HEV-induced liver failure.

Yajuan He, Fei Wang, Naijuan Yao, Yuchao Wu, Yingren Zhao, Zhen Tian

Open access · goldAbstract read
In one paragraph

Article in BMC gastroenterology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.9field-weighted citation impact, top 14% 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

10 citing papers in PubMed, 14 citations in OpenAlex.

  1. Article
  2. Review
  3. Article
  4. [Vitexin-4 ″-Zhejiang da xue xue bao. Yi xue ban = Journal of Zhejiang University. Medical sciences · 2025
    Article
  5. Article
  6. Article
  7. [Research progress on hepatitis E virus-related liver failure].Zhonghua gan zang bing za zhi = Zhonghua ganzangbing zazhi = Chinese journal of hepatology · 2024
    Review
  8. Article
  9. Article
  10. Review
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 1 institution in 1 country.

Yajuan He *Department of Ultrasound, The First Affiliated Hospital of Xi'an Jiaotong University, 277 West Yanta Road, Xi'an City, 710061, Shaanxi Province, China.
Fei Wang *Department of Ultrasound, The First Affiliated Hospital of Xi'an Jiaotong University, 277 West Yanta Road, Xi'an City, 710061, Shaanxi Province, China.
Naijuan YaoDepartment of Infectious Diseases, The First Affiliated Hospital of Xi'an Jiaotong University, Xi'an City, Shaanxi Province, China.
Yuchao WuDepartment of Infectious Diseases, The First Affiliated Hospital of Xi'an Jiaotong University, Xi'an City, Shaanxi Province, China.
Yingren ZhaoDepartment of Infectious Diseases, The First Affiliated Hospital of Xi'an Jiaotong University, Xi'an City, Shaanxi Province, China.
Zhen TianDepartment of Ultrasound, The First Affiliated Hospital of Xi'an Jiaotong University, 277 West Yanta Road, Xi'an City, 710061, Shaanxi Province, China. tianzhen@xjtufh.edu.cn.
First Affiliated Hospital of Xi'an Jiaotong University · CN

Funding

National Natural Science Foundation of China 81800548
6 · The paper itself

Abstract

backgroundViral hepatitis E clinically ranges from self-limiting hepatitis to lethal liver failure. Oxidative stress has been shown to mediate hepatic inflammation during HBV-induced liver failure. We investigated whether a biomarker of oxidative stress may be helpful in assessing severity and disease outcomes of patients with HEV-induced liver failure.

methodsClinical data were obtained from patients with HEV-induced acute viral hepatitis (AVH, n = 30), acute liver failure (ALF, n = 17), and acute-on-chronic liver failure (ACLF, n = 36), as well as from healthy controls (HC, n = 30). The SOD and HMGB1 levels were measured in serum by ELISA. HL-7702 cells were cultured and stimulated by serum from HEV-infected patients or by HMGB1; oxidative status was investigated by CellROX and apoptosis was investigated by flow cytometry.

resultsPatients with HEV-induced liver failure (including ALF and ACLF) showed increased SOD levels compared with HEV-AVH patients and healthy controls. SOD levels > 400 U/mL were associated with a significantly higher risk of mortality in HEV-ALF and HEV-ACLF patients. Serum from HEV-infected patients led to ROS accumulation, HMGB1 secretion, and apoptosis in HL-7702 cells. Antioxidant treatment successfully inhibited HEV-induced HMGB1 secretion, and HMGB1 promoted apoptosis in HL-7702 cells.

conclusionHEV increased oxidative stress in the pathogenesis of HEV-induced hepatic diseases. Early testing of serum SOD may serve as a predictor of both HEV-ALF and HEV-ACLF outcomes. Moreover, development of strategies for modulating oxidative stress might be a potential target for treating HEV-induced liver failure patients.

Indexed as

Acute-On-Chronic Liver FailureHepatitis EBiomarkersHumansPrognosisSuperoxide DismutaseBiomarkersSuperoxide DismutaseApoptosisHEVHMGB1Liver failureOxidative stress

Identifiers

PMID35000581
PMCPMC8742945
OpenAlexW4205828983

What OpenQuestion holds

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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.