Evidence map›Paper›PMID 15358647›Full record

ArticleClinical and diagnostic laboratory immunology2004

Interleukin-15 enhances cytotoxicity, receptor expression, and expansion of neonatal natural killer cells in long-term culture.

Sunwoong S Choi, Vaninder S Chhabra, Quoc H Nguyen, Bonnie J Ank, E Richard Stiehm, Robert L Roberts

Open access · diamondAbstract read
In one paragraph

Article in Clinical and diagnostic laboratory immunology, 2004. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
0.2field-weighted citation impact, top 45% 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

25 citing papers in PubMed, 42 citations in OpenAlex.

  1. Trial
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  10. Tofacitinib Suppresses Natural Killer CellsFrontiers in immunology · 2022
    Article
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  12. Review
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  18. NK cell-based immunotherapies in Pediatric Oncology.Journal of pediatric hematology/oncology · 2015
    Review
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  20. Article
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

6 authors at 1 institution in 1 country.

Sunwoong S ChoiDepartment of Pediatrics, UCLA Medical Center, Los Angeles, CA 90095, USA.
Vaninder S Chhabra
Quoc H Nguyen
Bonnie J Ank
E Richard Stiehm
Robert L Roberts
UCLA Medical Center · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Newborn infants have a higher susceptibility to various pathogens due to developmental defects in their host defense system, including deficient natural killer (NK) cell function. In this study, the effects of interleukin-15 (IL-15) on neonatal NK cells was examined for up to 12 weeks in culture. The cytotoxicity of fresh neonatal mononuclear cells (MNC) as assayed by K562 cell killing is initially much less than that of adult MNC but increases more than eightfold after 2 weeks of culture with IL-15 to a level equivalent to that of adult cells. This high level of cytotoxicity was maintained for up to 12 weeks. In antibody-dependent cellular cytotoxicity (ADCC) assays using CEM cells coated with human immunodeficiency virus gp120 antigen, IL-15 greatly increased ADCC lysis by MNC from cord blood. IL-15 increased expression of the CD16+ CD56+ NK markers of cord MNC fivefold after 5 weeks of incubation. Cultures of neonatal MNC with IL-15 for up to 10 weeks resulted in a unique population of CD3- CD8+ CD56+ cells (more than 60%), which are not present in fresh cord MNC. These results show that IL-15 can stimulate neonatal NK cells and sustain their function for several weeks, which has implications for the clinical use of IL-15.

Indexed as

AdultAntibody-Dependent Cell CytotoxicityAntigens, CDCell Culture TechniquesCell LineCell ProliferationCells, CulturedCytotoxicity, ImmunologicFetal BloodHumansImmunophenotypingInfant, NewbornInterleukin-15Killer Cells, NaturalLeukocytes, MononuclearAntigens, CDInterleukin-15

Identifiers

PMID15358647
PMCPMC515280
OpenAlexW2147478587

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.