Evidence map›Paper›PMID 18349127›Full record

ArticleThe American journal of pathology2008

Induction of an epithelial integrin alphavbeta6 in human cytomegalovirus-infected endothelial cells leads to activation of transforming growth factor-beta1 and increased collagen production.

Takako Tabata, Hisaaki Kawakatsu, Ekaterina Maidji, Takao Sakai, Keiko Sakai, June Fang-Hoover, Motohiko Aiba, Dean Sheppard, Lenore Pereira

Open access · bronzeAbstract read
In one paragraph

Article in The American journal of pathology, 2008. 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
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

28 citing papers in PubMed, 50 citations in OpenAlex.

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  18. Cytomegalovirus infection and antibody protection of the developing placenta.Clinical infectious diseases : an official publication of the Infectious Diseases Society of America · 2013
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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

9 authors at 4 institutions in 4 countries.

Takako TabataDepartment of Cell and Tissue Biology, University of California-San Francisco, 513 Parnassus Avenue, San Francisco, CA 94143-0640, USA.
Hisaaki Kawakatsu
Ekaterina Maidji
Takao Sakai
Keiko Sakai
June Fang-Hoover
Motohiko Aiba
Dean Sheppard
Lenore Pereira
University of California, San Francisco · USCleveland Clinic · USUniversity of San Francisco · USWomen Medical College · PK

Funding

Fetal HCMV Infection: Role of the Human PlacentaR01AI046657 · NIAID · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI PEREIRA, LENORE PALMA · 2000 to 2017
$5.9M
In Vivo Function of Pulmonary IntegrinsR37HL053949 · NHLBI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI SHEPPARD, DEAN · 2007 to 2013
$2.7M
IN VIVO FUNCTIONS OF PULMONARY INTEGRINSR01HL053949 · NHLBI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI SHEPPARD, DEAN · 1995 to 2006
$2.5M
Fibronectin deposition and TGF-beta activation in liver fibrosisR01DK074538 · NIDDK · CLEVELAND CLINIC LERNER COM-CWRU · PI SAKAI, TAKAO · 2007 to 2011
$1.5M
Human Placental CMV Infection: Global Gene ExpressionR21AI053782 · NIAID · UNIVERSITY OF CALIFORNIA SAN FRANCISCO · PI PEREIRA, LENORE PALMA · 2002 to 2003
$453k
Fetal CMV Infection: Role of the Human PlacentaR56AI046657 · NIAID · UNIVERSITY OF CALIFORNIA SAN FRANCISCO · PI PEREIRA, LENORE PALMA · 2005 to 2005
$357k
NHLBI NIH HHS HL 53949NHLBI NIH HHS R01 HL053949NHLBI NIH HHS R37 HL053949NIAID NIH HHS AI 46657NIAID NIH HHS AI 53782NIAID NIH HHS R01 AI046657NIAID NIH HHS R21 AI053782NIAID NIH HHS R56 AI046657NIDDK NIH HHS DK 74538NIDDK NIH HHS R01 DK074538
6 · The paper itself

Abstract

Human cytomegalovirus (CMV) infection is a major cause of morbidity in immunosuppressed individuals, and congenital CMV infection is a leading cause of birth defects in newborns. Infection with pathogenic viral strains alters cell-cell and cell-matrix interactions, affecting extracellular matrix remodeling and endothelial cell migration. The multifunctional cytokine transforming growth factor (TGF)-beta1 regulates cell proliferation, differentiation, and extracellular matrix remodeling. Secreted as a latent protein complex, TGF-beta1 requires activation before binding to receptors that phosphorylate intracellular effectors. TGF-beta1 is activated by integrin alphavbeta6, which is strongly induced in the epithelium by injury and inflammation but has not previously been found in endothelial cells. Here, we report that CMV infection induces integrin alphavbeta6 expression in endothelial cells, leading to activation of TGF-beta1, signaling through its receptor ALK5, and phosphorylation of its intracellular effector Smad3. Infection of endothelial cells was also found to stimulate collagen synthesis through a mechanism dependent on both TGF-beta1 and integrin alphavbeta6. Immunohistochemical analysis showed integrin alphavbeta6 up-regulation in capillaries proximal to foci of CMV infection in lungs, salivary glands, uterine decidua, and injured chorionic villi of the placenta, demonstrating both its induction in endothelium and up-regulation in epithelium in vivo. Our results suggest that activation of TGF-beta1 by integrin alphavbeta6 contributes to pathological changes and may impair endothelial cell functions in tissues that are chronically infected with CMV.

Indexed as

Activin Receptors, Type IIAnimalsAntigens, NeoplasmCells, CulturedCollagenCytomegalovirusCytomegalovirus InfectionsEndothelial CellsEpithelial CellsExtracellular MatrixHumansIntegrin beta ChainsIntegrinsMinkOrgan SpecificityProtein Serine-Threonine KinasesActivin Receptors, Type IIACVRL1 protein, humanAntigens, NeoplasmCollagenintegrin alphavbeta6integrin beta6Integrin beta ChainsIntegrinsProtein Serine-Threonine KinasesReceptors, Transforming Growth Factor betaReceptor, Transforming Growth Factor-beta Type ISmad3 ProteinTGFBR1 protein, humanTransforming Growth Factor beta1

Identifiers

PMID18349127
PMCPMC2276431
OpenAlexW2048016554

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.