Evidence map›Paper›PMID 9371618›Full record

ArticleJournal of virology1997

Protein 2A is not required for Theiler's virus replication.

T Michiels, V Dejong, R Rodrigus, C Shaw-Jackson

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 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
1.5field-weighted citation impact, top 16% 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

34 citing papers in PubMed, 47 citations in OpenAlex.

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  12. Viral security proteins: counteracting host defences.Nature reviews. Microbiology · 2010
    Review
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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

4 authors at 1 institution in 1 country.

T MichielsInternational Institute of Cellular and Molecular Pathology, University of Louvain, Brussels, Belgium. michiels@mipa.ucl.ac.be
V Dejong
R Rodrigus
C Shaw-Jackson
UCLouvain · BE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Nonpolar mutations were introduced into all 12 regions of the genome of Theiler's murine encephalomyelitis virus. In agreement with data previously reported for other picornaviruses, mutations in regions 2B, 2C, 3A, 3B, 3C, and 3D totally abrogated viral RNA replication. Viruses with deletions in each of the capsid proteins retained RNA replication proficiency, although they were unable to propagate from cell to cell. As reported previously, mutations in the leader protein did not impair RNA replication or virus production in BHK-21 cells. Surprisingly, region 2A also appeared to be dispensable for the replication process. Indeed, up to 77 of the 133 amino acids of 2A could be deleted without significantly affecting RNA replication. 2A mutant viruses had only a slow cytopathic effect for BHK-21 cells and were totally avirulent for mice. As was the case for mutants lacking the leader protein, viruses with deletions in 2A propagated in BHK-21 cells, but their propagation was highly restricted in L929 cells.

Indexed as

Viral ProteinsVirus ReplicationAmino Acid SequenceAnimalsCell LineCricetinaeCysteine EndopeptidasesFemaleMiceMice, Inbred BALB CMolecular Sequence DataRNA, ViralSequence DeletionSequence Homology, Amino AcidTheilovirusCysteine Endopeptidasespicornain 2A, PicornavirusRNA, ViralViral Proteins

Identifiers

PMID9371618
PMCPMC230262
OpenAlexW2124929250

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.