Evidence map›Paper›PMID 8107211›Full record

ArticleJournal of virology1994

Subcellular distribution of human immunodeficiency virus type 1 Rev and colocalization of Rev with RNA splicing factors in a speckled pattern in the nucleoplasm.

K H Kalland, A M Szilvay, E Langhoff, G Haukenes

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 1994. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
2.6field-weighted citation impact, top 11% 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

21 citing papers in PubMed, 53 citations in OpenAlex.

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  15. Localization of HIV-1 RNA in mammalian nuclei.The Journal of cell biology · 1996
    Article
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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.

K H KallandDepartment of Microbiology and Immunology, Gade Institute, University of Bergen, Norway.
A M Szilvay
E Langhoff
G Haukenes
University of Bergen · NO

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The human immunodeficiency virus type 1 (HIV-1) Rev (regulator of virion protein expression) protein exemplifies a new type of posttranscriptional regulation. One main function of Rev is to increase the cytoplasmic expression of unspliced and incompletely spliced retroviral mRNAs from which viral structural proteins are made. In that way, Rev is essential in order to complete the retroviral life cycle. The biology of Rev in the host cell has remained elusive. In this study, a complex distribution of Rev in single cells was found. Rev was found in the cytoplasm, in a perinuclear zone, in the nucleoplasm, and in the nucleoli. In the nucleoplasm, Rev colocalized in a speckled pattern with host cell factors known to assemble on nascent transcripts. Those factors are involved in the processing of heterogeneous RNA to spliced mRNA in the nucleoplasm of all cells. The distribution of Rev was dependent only on Rev and host cell interactions, since neither the Rev target RNA nor other HIV proteins were expressed in the cells. Rev was found in the same subcellular compartments of cells treated for extended periods with cycloheximide, an inhibitor of protein synthesis. This finding implies that Rev shuttles continuously between cytoplasmic and nucleoplasmic compartments. The results suggest a potential role for Rev both in the RNA-splicing process and in the nucleocytoplasmic transport of Rev-dependent HIV mRNA.

Indexed as

Cell CompartmentationRNA SplicingAmino Acid SequenceAntibodies, MonoclonalAntibody SpecificityAutoantibodiesBiological TransportCell NucleusCycloheximideFluorescent Antibody TechniqueGene Products, revHeLa CellsHIV-1HIV AntibodiesHumansInterphaseAntibodies, MonoclonalAutoantibodiesCycloheximideGene Products, revHIV Antibodiesrev Gene Products, Human Immunodeficiency VirusRibonucleoproteins, Small NuclearRNA, Small Nuclear

Identifiers

PMID8107211
PMCPMC236603
OpenAlexW1492315191

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.