Evidence map›Paper›PMID 39702040›Full record

ArticleBMC immunology2024

Phenotypic characterization of NK cells in 5-year-old children exposed to maternal HIV and antiretroviral therapy in early-life.

Hope Mataramvura, Julia Jӓger, Ana Jordan-Paiz, Lovemore Ronald Mazengera, Felicity Zvanyadza Gumbo, Madeleine J Bunders, Kerina Duri

Abstract read
In one paragraph

Article in BMC immunology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–field-weighted citation impact
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

4 citing papers in PubMed.

  1. Article
  2. Review
  3. Review
  4. 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

7 authors.

Hope MataramvuraImmunology Unit, Department of Laboratory Diagnostic and Investigative Sciences, Faculty of Medicine and Health Sciences, University of Zimbabwe, UZ-FMHS), Harare, Zimbabwe. hopeinm@gmail.com.
Julia JӓgerDepartment of Virus Immunology, Leibniz Institute of Virology, Hamburg, Germany.
Ana Jordan-PaizDepartment of Virus Immunology, Leibniz Institute of Virology, Hamburg, Germany.
Lovemore Ronald MazengeraImmunology Unit, Department of Laboratory Diagnostic and Investigative Sciences, Faculty of Medicine and Health Sciences, University of Zimbabwe, UZ-FMHS), Harare, Zimbabwe.
Felicity Zvanyadza GumboPaediatrics and Child Health Unit, UZ-FMHS, Harare, Zimbabwe.
Madeleine J BundersDepartment of Virus Immunology, Leibniz Institute of Virology, Hamburg, Germany.
Kerina DuriImmunology Unit, Department of Laboratory Diagnostic and Investigative Sciences, Faculty of Medicine and Health Sciences, University of Zimbabwe, UZ-FMHS), Harare, Zimbabwe.

Funding

Deutsche Forschungsgemeinschaft BU 3630/2-1Wellcome TrustWellcome Trust 087537/F/08/A
6 · The paper itself

Abstract

backgroundHIV-exposed uninfected (HEU) children are at increased risk of morbidity during the first years of life. Although the immune responses of HEU infants in early-life are relatively well described, studies of natural killer (NK) cells in older HEU children are lacking. NK cell subsets were analysed in HEU children and compared to those in HIV unexposed uninfected (HUU) children aged ~ five years.

methodsMulti-parametric flow cytometry was used to characterize peripheral blood-derived NK cell CD56, CD16, CD57, NKG2A and KIR3DL1/KIR2DL2/L3 expression, including intracellular perforin and granzyme B. NK cell subsets were compared between HEU children exposed to prenatal antiretroviral therapy (ART) from conception [long-term (HEULT)]; those exposed to ART during pregnancy [medium-term (HEUMT)] with continued exposure throughout the breastfeeding period and HUU peers. Furthermore, clinical data of the children, including sick clinic visits and hospitalizations documented in morbidity diaries from birth to 5 years were compared between HEU and HUU groups. Frequencies of CD56

results139 children were enrolled however, 133 comprising 43 HEULT, 38 HEUMT and 52 HUU were included in the main analyses. Total NK cell, CD56

conclusionThe proportions of total NK cell, CD56

Indexed as

HIV InfectionsKiller Cells, NaturalAnti-Retroviral AgentsCD56 AntigenChild, PreschoolFemaleGranzymesHIV-1HumansImmunophenotypingInfantInfant, NewbornMalePerforinPregnancyPregnancy Complications, InfectiousAnti-Retroviral AgentsCD56 AntigenGranzymesPerforinReceptors, KIR3DL1CD56bright and CD56dimChildrenEarly-life maternal HIV exposureMorbidity in a low resource settingNK cell inhibitory markersPerforin and granzyme BPreconception/post-conception antiretroviral therapy exposures

Identifiers

PMID39702040
PMCPMC11658373

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