Evidence map›Paper›PMID 9238048›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America1997

Hepatitis B virus HBx protein sensitizes cells to apoptotic killing by tumor necrosis factor alpha.

F Su, R J Schneider

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 108 papers.

0numbers the graph read from it
0cells of the map it votes in
108citing papers in PubMed
13.4field-weighted citation impact, top 1% 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

108 citing papers in PubMed, 299 citations in OpenAlex.

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  12. AnFrontiers in genetics · 2021
    Article
  13. Cell Death and Liver Disease.Gut and liver · 2020
    Review
  14. Review
  15. Article
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48 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

2 authors at 2 institutions in 1 country.

F SuDepartment of Biochemistry and Kaplan Cancer Center, New York University Medical School, New York, NY 10016, USA.
R J Schneider
Kaplan (United States) · USNew York University · US

Funding

ROLE OF HBV X GENE IN VIRAL INFECTION &TRANSFORMATIONR01CA054525 · NCI · NEW YORK UNIVERSITY · PI SCHNEIDER, ROBERT · 1991 to 1994
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NCI NIH HHS CA54525
6 · The paper itself

Abstract

Persistent infection with hepatitis B virus (HBV) is a leading cause of human liver disease and is strongly associated with hepatocellular carcinoma, one of the most prevalent forms of human cancer. Apoptosis (programmed cell death) is an important mediator of chronic liver disease caused by HBV infection. It is demonstrated that the HBV HBx protein acutely sensitizes cells to apoptotic killing when expressed during viral replication in cultured cells and in transfected cells independently of other HBV genes. Cells that were resistant to apoptotic killing by high doses of tumor necrosis factor alpha (TNFalpha), a cytokine associated with liver damage during HBV infection, were made sensitive to very low doses of TNFalpha by HBx. HBx induced apoptosis by prolonged stimulation of N-Myc and the stress-mediated mitogen-activated-protein kinase kinase 1 (MEKK1) pathway but not by up-regulating TNF receptors. Cell killing was blocked by inhibiting HBx stimulation of N-Myc or mitogen-activated-protein kinase kinase 1 using dominant-interfering forms or by retargeting HBx from the cytoplasm to the nucleus, which prevents HBx activation of cytoplasmic signal transduction cascades. Treatment of cells with a mitogenic growth factor produced by many virus-induced tumors impaired induction of apoptosis by HBx and TNFalpha. These results indicate that HBx might be involved in HBV pathogenesis (liver disease) during virus infection and that enhanced apoptotic killing by HBx and TNFalpha might select for neoplastic hepatocytes that survive by synthesizing mitogenic growth factors.

Indexed as

ApoptosisCell LineGenes, ViralGene Transfer TechniquesHepacivirusHepatitis CHumansTrans-ActivatorsTumor Necrosis Factor-alphaViral Regulatory and Accessory Proteinshepatitis B virus X proteinTrans-ActivatorsTumor Necrosis Factor-alphaViral Regulatory and Accessory Proteins

Identifiers

PMID9238048
PMCPMC23107
OpenAlexW1986676942

What OpenQuestion holds

Textmetadata
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.