Evidence map›Paper›PMID 26213383›Full record

ArticleCell2015

Cross-Generational Reproductive Fitness Enforced by Microchimeric Maternal Cells.

Jeremy M Kinder, Tony T Jiang, James M Ertelt, Lijun Xin, Beverly S Strong, Aimen F Shaaban, Sing Sing Way

Registry-linked trialOpen access · bronzeAbstract read
In one paragraph

Article in Cell, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03633162 (Maternal Grandmothers in the Born in Guangzhou Cohort Study), which is not on this map. Cited by 85 papers.

0numbers the graph read from it
0cells of the map it votes in
85citing papers in PubMed
12.2field-weighted citation impact, top 1% 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.

NCT03633162 recruitingnot on this mapstarted 2018, after this paper: background citation

Maternal Grandmothers in the Born in Guangzhou Cohort Study

TypeobservationalSponsorGuangzhou Women and Children's Medical CenterRan2018 to 2038Enrolled5,000ConditionsHereditary Transmission, Immune Development, Childhood Obesity, Host and Microbiome
3 · Its place in the literature

Who cites it

85 citing papers in PubMed, 126 citations in OpenAlex.

  1. Review
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  6. FcγRIIB functions as an IgG transporter in the mammary gland.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  7. Article
  8. Observational
  9. Identifying Key Questions and Challenges in Microchimerism Biology.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
    Article
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  11. Review
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  15. Article
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25 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors at 1 institution in 2 countries.

Jeremy M KinderDivision of Infectious Diseases and Perinatal Institute, Cincinnati Children's Hospital. 3333 Burnet Avenue, Cincinnati, OH 45229, USA.
Tony T JiangDivision of Infectious Diseases and Perinatal Institute, Cincinnati Children's Hospital. 3333 Burnet Avenue, Cincinnati, OH 45229, USA.
James M ErteltDivision of Infectious Diseases and Perinatal Institute, Cincinnati Children's Hospital. 3333 Burnet Avenue, Cincinnati, OH 45229, USA.
Lijun XinDivision of Infectious Diseases and Perinatal Institute, Cincinnati Children's Hospital. 3333 Burnet Avenue, Cincinnati, OH 45229, USA.
Beverly S StrongCenter for Fetal Cellular and Molecular Therapy, Cincinnati Children's Hospital. 3333 Burnet Avenue, Cincinnati, OH 45229, USA.
Aimen F ShaabanCenter for Fetal Cellular and Molecular Therapy, Cincinnati Children's Hospital. 3333 Burnet Avenue, Cincinnati, OH 45229, USA.
Sing Sing WayDivision of Infectious Diseases and Perinatal Institute, Cincinnati Children's Hospital. 3333 Burnet Avenue, Cincinnati, OH 45229, USA. Electronic address: singsing.way@cchmc.org.
Cincinnati Children's Hospital Medical Center · US

Funding

The Immune Pathogenesis of Prenatal Listeria monocytogenes InfectionR01AI100934 · NIAID · UNIVERSITY OF MINNESOTA · PI WAY, SING SING · 2012 to 2016
$2.3M
The NK cell response to prenatal allotransplantationR01HL103745 · NHLBI · UNIVERSITY OF IOWA · PI SHAABAN, AIMEN F · 2011 to 2015
$1.9M
CD4 T cells with specificity to noninherited maternal antigen.R21AI112186 · NIAID · CINCINNATI CHILDRENS HOSP MED CTR · PI WAY, SING SING · 2014 to 2015
$429k
NHLBI NIH HHS R01 HL103745NHLBI NIH HHS R01-HL103745NIAID NIH HHS R01 AI100934NIAID NIH HHS R01-AI100934NIAID NIH HHS R21 AI112186NIAID NIH HHS R21-AI112186
6 · The paper itself

Abstract

Exposure to maternal tissue during in utero development imprints tolerance to immunologically foreign non-inherited maternal antigens (NIMA) that persists into adulthood. The biological advantage of this tolerance, conserved across mammalian species, remains unclear. Here, we show maternal cells that establish microchimerism in female offspring during development promote systemic accumulation of immune suppressive regulatory T cells (Tregs) with NIMA specificity. NIMA-specific Tregs expand during pregnancies sired by males expressing alloantigens with overlapping NIMA specificity, thereby averting fetal wastage triggered by prenatal infection and non-infectious disruptions of fetal tolerance. Therefore, exposure to NIMA selectively enhances reproductive success in second-generation females carrying embryos with overlapping paternally inherited antigens. These findings demonstrate that genetic fitness, canonically thought to be restricted to Mendelian inheritance, is enhanced in female placental mammals through vertically transferred maternal cells that promote conservation of NIMA and enforce cross-generational reproductive benefits.

Indexed as

Genetic FitnessImmune ToleranceAnimalsAntigensChimerismFemaleFetusHumansMaleMammalsMicePlacentaPregnancyT-Lymphocytes, RegulatoryAntigens

Identifiers

PMID26213383
PMCPMC4522363
OpenAlexW1690408836

What OpenQuestion holds

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Registered trials

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.