Evidence map›Paper›PMID 19189846›Full record

ArticleDevelopmental and comparative immunology2009

Gene profiling studies in the neonatal ovine lung show enhancing effects of VEGF on the immune response.

Fatoumata B Sow, Jack M Gallup, David K Meyerholz, Mark R Ackermann

Open access · greenAbstract read
In one paragraph

Article in Developmental and comparative immunology, 2009. 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
4.8field-weighted citation impact, top 5% 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, 30 citations in OpenAlex.

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  10. Vascular endothelial growth factor enhances macrophage clearance of apoptotic cells.American journal of physiology. Lung cellular and molecular physiology · 2012
    Article
  11. Review
  12. Ontogeny of the immune response in the ovine lung.Immunological investigations · 2012
    Article
  13. Article
  14. Article
  15. Article
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  19. Article
  20. Human defensins and LL-37 in mucosal immunity.Journal of leukocyte biology · 2010
    Review
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 2 institutions in 1 country.

Fatoumata B SowDepartment of Veterinary Pathology, College of Veterinary Medicine, Iowa State University, Ames, IA 50011, USA. fsow@iastate.edu
Jack M Gallup
David K Meyerholz
Mark R Ackermann
Iowa State University · USUniversity of Iowa · US

Funding

Preterm birth, lung innate immunity, and RSVR01AI062787 · NIAID · IOWA STATE UNIVERSITY · PI ACKERMANN, MARK R · 2005 to 2009
$2.0M
VEGF regulation of surfactant proteins in preventing RSVK08AI055499 · NIAID · IOWA STATE UNIVERSITY · PI MEYERHOLZ, DAVID K · 2003 to 2005
$337k
NIAID NIH HHS K08 AI055499NIAID NIH HHS R01 AI062787
6 · The paper itself

Abstract

Preterm and young neonates have an increased predisposition to respiratory distress syndrome (RDS) associated with an immature development of lung surfactant. Glucocorticoids (GCs) are the major immunomodulatory agents used to increase lung development and reduce the mortality and morbidity of preterm infants with RDS. However, their safety remains uncertain, and the precise mechanisms by which they improve lung function are unclear. In previous studies, we found that vascular endothelial growth factor (VEGF) enhances the innate immune response by respiratory epithelial cells, causes a monocytic infiltration into the lung, and reduces the severity of infection by respiratory syncytial virus (RSV), a respiratory pathogen known to affect preterm infants at a high prevalence. The purpose of this study is to measure the effects of VEGF administration on local immune responses in neonatal lambs, as the ovine lung is well suited for comparison to the human lung, due to similarities in alveolar development, immune responses, and RSV susceptibility. We hypothesized that VEGF induces the expression of genes necessary for host immune responses. We analyzed global gene expression profiles in the lungs of neonate lambs treated with VEGF by real-time qPCR. We report that VEGF induced the expression of chemokines (IL-8, RANTES, MCP-1), cytokines (IFN-gamma, IL-6, TNF-alpha, GMCSF), Toll-like receptor (TLR)-4, complement family members (C3, CFB, CFH) and collectins (SP-A, SP-D). These results suggest that VEGF can regulate local immune gene expression in vivo and should be further explored as a potential exogenous therapy for various lung diseases.

Indexed as

Gene Expression ProfilingAnimalsAnimals, NewbornChemokinesCollectinsComplement System ProteinsCytokinesHumansInfant, NewbornLungPolymerase Chain ReactionRespiratory Distress Syndrome, NewbornRespiratory Syncytial Virus InfectionsRNA, MessengerSheepToll-Like ReceptorsChemokinesCollectinsComplement System ProteinsCytokinesRNA, MessengerToll-Like ReceptorsVascular Endothelial Growth Factor A

Identifiers

PMID19189846
PMCPMC2791060
OpenAlexW2164279169

What OpenQuestion holds

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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.