Evidence map›Paper›PMID 20551711›Full record

ArticleNeonatology2010

Neonatal neutrophils with prolonged survival secrete mediators associated with chronic inflammation.

Caroline N Nguyen, Patricia M Schnulle, Nasser Chegini, Xiaoping Luo, Joyce M Koenig

Open access · bronzeAbstract read
In one paragraph

Article in Neonatology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
1.2field-weighted citation impact, top 23% 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

11 citing papers in PubMed, 26 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 2 institutions in 1 country.

Caroline N NguyenDepartment of Pediatrics, University of Florida, Gainesville, Fla, USA.
Patricia M Schnulle
Nasser Chegini
Xiaoping Luo
Joyce M Koenig
Pediatrics and Genetics · USUniversity of Florida · US

Funding

WHITE MATTER AND COGNITION IN PARKINSON'S DISEASEM01RR000082 · NCRR · UNIVERSITY OF FLORIDA · PI FOOTE, KELLY D · 1985 to 2009
$29.7M
Neutrophil Apoptosis and Neonatal InflammationR01HD047401 · NICHD · UNIVERSITY OF FLORIDA · PI KOENIG, JOYCE MARIE · 2005 to 2009
$1.5M
NCRR NIH HHS RR00082NICHD NIH HHS R01 HD047401NICHD NIH HHS R01 HD47401
6 · The paper itself

Abstract

backgroundThe resolution of inflammation involves the efficient removal of apoptotic neutrophils (PMN). However, a subpopulation of PMN that are resistant to apoptosis may contribute to PMN persistence in tissues, an early hallmark of chronic inflammation. We previously made observations that neonatal PMN with prolonged survival had augmented expression of CD18/CD11b, an adhesion molecule critical to inflammation.

objectivesThe objectives of this study were to test the hypothesis that surviving neonatal PMN retain the capacity to secrete key mediators associated with chronic inflammation.

methodsWe profiled cytokine and chemokine secretion patterns of lipopolysaccharide (LPS)-stimulated neonatal and adult PMN using multicytokine array and ELISA.

resultsWe observed that surviving 24-hour neonatal PMN stimulated with LPS had enhanced secretion of interleukin (IL)-8, a chemokine involved in PMN activation and recruitment. In addition, 24-hour neonatal PMN secreted levels of monocyte inhibitory protein (MIP)-1β that were higher than those secreted by 0-hour PMN, but amounts of IL-1 receptor antagonist (IL-1Ra) were lower.

conclusionsThe results of the present study extend previous observations of augmented function in surviving neonatal neutrophils, and further suggest their potential contribution to the pathogenesis of inflammatory disorders in neonates.

Indexed as

Cells, CulturedCell SeparationCell SurvivalChemokine CCL4Chronic DiseaseCulture Media, ConditionedDextransFetal BloodHumansInfant, NewbornInflammationInterleukin 1 Receptor Antagonist ProteinInterleukin-8LipopolysaccharidesNeutrophil ActivationNeutrophil InfiltrationChemokine CCL4Culture Media, ConditionedDextransInterleukin 1 Receptor Antagonist ProteinInterleukin-8Lipopolysaccharides

Identifiers

PMID20551711
PMCPMC2969107
OpenAlexW2003384408

What OpenQuestion holds

Textmetadata
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Registered trials

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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.