Evidence map›Paper›PMID 9311830›Full record

ArticleJournal of virology1997

The ability of BHRF1 to inhibit apoptosis is dependent on stimulus and cell type.

L Foghsgaard, M Jäättelä

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
5.1field-weighted citation impact, top 4% 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

28 citing papers in PubMed, 76 citations in OpenAlex.

  1. Review
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  9. The Epstein-Barr virus Bcl-2 homolog, BHRF1, blocks apoptosis by binding to a limited amount of Bim.Proceedings of the National Academy of Sciences of the United States of America · 2009
    Article
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  19. A cytomegalovirus-encoded inhibitor of apoptosis that suppresses caspase-8 activation.Proceedings of the National Academy of Sciences of the United States of America · 2001
    Article
  20. Viruses and apoptosis.International journal of experimental pathology · 2001
    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

2 authors at 1 institution in 1 country.

L FoghsgaardDivision for Cancer Biology, Danish Cancer Society, Copenhagen.
M Jäättelä
Danish Cancer Society · DK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The development of resistance to host defense mechanisms such as tumor necrosis factor (TNF)- and Fas-mediated apoptosis of transformed or virus-infected cells may be a critical component in the development of disease. To find genes that protect cells from apoptosis, we used an expression cloning strategy and identified BHRF1, an Epstein-Barr virus (EBV) early-lytic-cycle protein with distant homology to Bcl-2, as an anti-apoptosis protein. Expression of BHRF1 in MCF-Fas cells conferred nearly complete resistance against both anti-Fas antibody and TNF-mediated apoptosis. In addition, BHRF1 protected these cells from monocyte-mediated killing but failed to protect them from killing mediated by lymphokine-activated killer cells. The ability of BHRF1 to protect MCF-Fas cells from apoptosis induced by various stimuli was identical to that of Bcl-2 and Bcl-xL. Moreover, the mechanism of action of BHRF1 resembled that of Bcl-2 and Bcl-xL as it inhibited TNF- and anti-Fas-induced activation of two enzymes participating in the apoptosis pathway, cytosolic phospholipase A2 and caspase-3/CPP32, but did not interfere with the activation of NF-kappaB-like transcription factors. A putative function of BHRF1 in EBV-infected epithelial cells may be to protect virus-infected cells from TNF- and/or anti-Fas-induced cell death in order to maximize virus production. Surprisingly, expression of neither BHRF1 nor Bcl-2 in a B-cell line, BJAB, protected the cells from anti-Fas-mediated apoptosis even though they increased the survival of serum-starved cells. Thus, the protective role of BHRF1 against apoptosis resembles that of Bcl-2 in being cell type specific and dependent on the apoptotic stimulus.

Indexed as

CaspasesCytotoxicity, ImmunologicApoptosisBreast NeoplasmsCaspase 3Cell LineCells, CulturedCell SurvivalClone CellsCloning, MolecularCysteine EndopeptidasesElectroporationEnzyme ActivationEnzyme Precursorsfas ReceptorFemaleBHRF1 protein, Human herpesvirus 4CASP3 protein, humanCaspase 3CaspasesCysteine EndopeptidasesEnzyme Precursorsfas ReceptorLuciferasesNF-kappa BPhospholipases APhospholipases A2Recombinant Fusion ProteinsTranscription FactorsTumor Necrosis Factor-alphaViral Proteins

Identifiers

PMID9311830
PMCPMC192097
OpenAlexW1889946000

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.