Evidence map›Paper›PMID 22284121›Full record

ArticleRetrovirology2012

Bone marrow stromal cell antigen 2 (BST-2) restricts mouse mammary tumor virus (MMTV) replication in vivo.

Philip H Jones, Harshini V Mehta, Martina Maric, Richard J Roller, Chioma M Okeoma

Open access · goldAbstract read
In one paragraph

Article in Retrovirology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed, 1 pooled it
3.6field-weighted citation impact, top 7% 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

37 citing papers in PubMed, 1 synthesis or guideline pooled it, 51 citations in OpenAlex.

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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

5 authors at 1 institution in 1 country.

Philip H JonesDepartment of Microbiology, University of Iowa, Carver College of Medicine, Iowa City, IA, USA.
Harshini V Mehta
Martina Maric
Richard J Roller
Chioma M Okeoma
University of Iowa · US

Funding

Role of cytokine induction in APOBEC3-mediated virus restrictionK22AI081899 · NIAID · UNIVERSITY OF IOWA · PI OKEOMA, CHIOMA M · 2010 to 2011
$270k
NIAID NIH HHS K22 AI081899
6 · The paper itself

Abstract

backgroundBone marrow stromal cell antigen 2 (BST-2) is a cellular factor that restricts the egress of viruses such as human immunodeficiency virus (HIV-1) from the surface of infected cells, preventing infection of new cells. BST-2 is variably expressed in most cell types, and its expression is enhanced by cytokines such as type I interferon alpha (IFN-α). In this present study, we used the beta-retrovirus, mouse mammary tumor virus (MMTV) as a model to examine the role of mouse BST-2 in host infection in vivo.

resultsBy using RNA interference, we show that loss of BST-2 enhances MMTV replication in cultured mammary tumor cells and in vivo. In cultured cells, BST-2 inhibits virus accumulation in the culture medium, and co-localizes at the cell surface with virus structural proteins. Furthermore, both scanning electron micrograph (SEM) and transmission electron micrograph (TEM) show that MMTV accumulates on the surface of IFNα-stimulated cells.

conclusionsOur data provide evidence that BST-2 restricts MMTV release from naturally infected cells and that BST-2 is an antiviral factor in vivo.

Indexed as

Virus ReleaseAnimalsAntigens, CDBone Marrow Stromal Antigen 2Cell LineGene SilencingMammary Tumor Virus, MouseMembrane GlycoproteinsMiceMice, Inbred C3HMice, Inbred C57BLMicroscopy, Electron, ScanningMicroscopy, Electron, TransmissionRNA InterferenceAntigens, CDBone Marrow Stromal Antigen 2BST2 protein, mouseMembrane Glycoproteins

Identifiers

PMID22284121
PMCPMC3283513
OpenAlexW2137622537

What OpenQuestion holds

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LicenceCC BY
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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.