Evidence map›Paper›PMID 38992196›Full record

ArticleScientific reports2024

Impact of previous pregnancy and BMI on cellular and serum immune activity from early to late pregnancy.

Grace Mealy, Kiva Brennan, Sarah Louise Killeen, Mark Kilbane, Cara Yelverton, Radka Saldova, David Groeger, Douwe VanSinderen, Paul D Cotter, Sarah L Doyle and 1 more

Abstract read
In one paragraph

Article in Scientific reports, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed, 1 pooled it
–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

8 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Review
  4. Article
  5. Toxins · 2026
    Article
  6. Article
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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

11 authors.

Grace MealyUCD Perinatal Research Centre, School of Medicine, University College Dublin, National Maternity Hospital, Dublin 2, Ireland.
Kiva BrennanDepartment of Clinical Medicine, Trinity College Institute of Neuroscience, School of Medicine, Trinity College Dublin, Dublin 2, Ireland.
Sarah Louise KilleenUCD Perinatal Research Centre, School of Medicine, University College Dublin, National Maternity Hospital, Dublin 2, Ireland.
Mark KilbaneDepartment of Clinical Chemistry, St Vincent's University Hospital, Dublin, Ireland.
Cara YelvertonUCD Perinatal Research Centre, School of Medicine, University College Dublin, National Maternity Hospital, Dublin 2, Ireland.
Radka SaldovaThe National Institute for Bioprocessing, Research, and Training (NIBRT), Dublin, Ireland.
David GroegerPrecisionBiotics Group Ltd (Novozymes), Cork Airport Business Park, Kinsale Road, Cork, Ireland.
Douwe VanSinderenSchool of Microbiology, University College Cork, Cork, Ireland.
Paul D CotterAPC Microbiome Ireland, University College Cork, Cork, Ireland.
Sarah L DoyleDepartment of Clinical Medicine, Trinity College Institute of Neuroscience, School of Medicine, Trinity College Dublin, Dublin 2, Ireland.
Fionnuala M McAuliffeUCD Perinatal Research Centre, School of Medicine, University College Dublin, National Maternity Hospital, Dublin 2, Ireland. fionnuala.mcauliffe@ucd.ie.ORCID 0000-0002-3477-6494

Funding

Science Foundation Ireland 12/RC/2273 and 16/SP/3827
6 · The paper itself

Abstract

Immunological adaptions during pregnancy play a crucial role in healthy fetal development. Aberrant immune modifications however contribute to adverse pregnancy outcomes, which may be driven by maternal factors such as previous pregnancies and BMI. This secondary analysis of the MicrobeMom2 RCT investigates the changes to maternal inflammatory biomarkers derived from serum and stimulated peripheral blood mononuclear cells (PBMCs) during pregnancy, and the effects of previous pregnancies (parity) and BMI on maternal immune responses. Changes in immune and metabolic biomarkers from early (11-15 weeks' gestation) to late (28-32 weeks' gestation) pregnancy were compared using paired t-tests. Participants were then split by parity (nulliparous, parous) and BMI (BMI < 25, BMI > = 25), and the relationship between parity and BMI with immune biomarker levels was examined using independent t-tests, paired t-tests, ANCOVA, and linear regression. Equivalent non-parametric tests were used for skewed data. Recruited women (n = 72) were on average 31.17 (SD ± 4.53) years of age and 25.11 (SD ± 3.82) BMI (kg/m

Indexed as

BiomarkersBody Mass IndexLeukocytes, MononuclearAdultCytokinesFemaleHumansParityPregnancyBiomarkersCytokines

Identifiers

PMID38992196
PMCPMC11239859

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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.