Evidence map›Paper›PMID 19458005›Full record

ArticleJournal of virology2009

Murine cytomegalovirus capsid assembly is dependent on US22 family gene M140 in infected macrophages.

Laura K Hanson, Jacquelyn S Slater, Victoria J Cavanaugh, William W Newcomb, Lisa L Bolin, Christine N Nelson, Lisa D Fetters, Qiyi Tang, Jay C Brown, Gerd G Maul and 1 more

Open access · greenAbstract read
In one paragraph

Article in Journal of virology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
0.6field-weighted citation impact, top 28% 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

13 citing papers in PubMed, 14 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

11 authors at 3 institutions in 1 country.

Laura K HansonDepartment of Microbiology and Molecular Cell Biology, Eastern Virginia Medical School, Norfolk, VA 23507, USA.
Jacquelyn S Slater
Victoria J Cavanaugh
William W Newcomb
Lisa L Bolin
Christine N Nelson
Lisa D Fetters
Qiyi Tang
Jay C Brown
Gerd G Maul
Ann E Campbell
Eastern Virginia Medical School · USThe Wistar Institute · USUniversity of Virginia Health System · US

Funding

VIRAL SEQUENCES IN PEDIATRIC HIV INFECTION IN PRG12RR003050 · NCRR · PONCE SCHOOL OF MEDICINE · PI ARMSTRONG, RAUL A · 1985 to 2011
$28.1M
ASSEMBLY OF THE HERPES SIMPLEX VIRUS CAPSIDR01AI041644 · NIAID · UNIVERSITY OF VIRGINIA CHARLOTTESVILLE · PI BROWN, JAY CLARK · 1997 to 2012
$2.8M
EARLY INTERACTIONS OF DNA VIRUSES AND HOSTR01AI041136 · NIAID · WISTAR INSTITUTE · PI MAUL, GERD G · 1998 to 2005
$1.8M
GENETIC DETERMINANTS OF CYTOMEGALOVIRUS PATHOGENESISR01CA041451 · NCI · EASTERN VIRGINIA MEDICAL SCHOOL · PI CAMPBELL, ANN E · 1992 to 2007
$1.7M
Early interactions of DNA viruses and hostR56AI041136 · NIAID · WISTAR INSTITUTE · PI KAUFMAN, RUSSEL E. · 2008 to 2009
$828k
Assembly of the Herpes Simplex Virus CapsidR56AI041644 · NIAID · UNIVERSITY OF VIRGINIA · PI BROWN, JAY C. · 2007 to 2007
$354k
CYTOMEGALOVIRUS-INDUCED SUPPRESSION OF TUMOR IMMUNITYR29CA041451 · NCI · EASTERN VIRGINIA MEDICAL SCHOOL · PI CAMPBELL, ANN E · 1987 to 1990
–
CYTOMEGALOVIRUS-INDUCED SUPPRESSION OF TUMOR IMMUNITYR23CA041451 · NCI · EASTERN VIRGINIA MED SCH/MED COL HAMP RD · PI CAMPBELL, ANN E · 1986 to 1987
–
EARLY INTERACTIONS OF DNA VIRUSES AND HOSTR21AI041136 · NIAID · WISTAR INSTITUTE · PI MAUL, GERD G · 1997 to 1997
–
NCI NIH HHS CA41451NCI NIH HHS R01 CA041451NCRR NIH HHS G12 RR003050NIAID NIH HHS AI041644NIAID NIH HHS AI41136NIAID NIH HHS R01 AI041136NIAID NIH HHS R01 AI041644NIAID NIH HHS R56 AI041136NIAID NIH HHS R56 AI041644
6 · The paper itself

Abstract

Macrophages are an important target cell for infection with cytomegalovirus (CMV). A number of viral genes that either are expressed specifically in this cell type or function to optimize CMV replication in this host cell have now been identified. Among these is the murine CMV (MCMV) US22 gene family member M140, a nonessential early gene whose deletion (RVDelta140) leads to significant impairment in virus replication in differentiated macrophages. We have now determined that the defect in replication is at the stage of viral DNA encapsidation. Although the rate of RVDelta140 genome replication and extent of DNA cleavage were comparable to those for revertant virus, deletion of M140 resulted in a significant reduction in the number of viral capsids in the nucleus, and the viral DNA remained sensitive to DNase treatment. These data are indicative of incomplete virion assembly. Steady-state levels of both the major capsid protein (M86) and tegument protein M25 were reduced in the absence of the M140 protein (pM140). This effect may be related to the localization of pM140 to an aggresome-like, microtubule organizing center-associated structure that is known to target misfolded and overexpressed proteins for degradation. It appears, therefore, that pM140 indirectly influences MCMV capsid formation in differentiated macrophages by regulating the stability of viral structural proteins.

Indexed as

Multigene FamilyVirus AssemblyAnimalsCapsidCell LineGene Expression Regulation, ViralMacrophagesMiceMuromegalovirusNIH 3T3 CellsViral ProteinsVirus ReplicationViral Proteins

Identifiers

PMID19458005
PMCPMC2708628
OpenAlexW2114874353

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.