Evidence map›Paper›PMID 33990675›Full record

ArticleCommunications biology2021

Sperm modulate uterine immune parameters relevant to embryo implantation and reproductive success in mice.

John E Schjenken, David J Sharkey, Ella S Green, Hon Yeung Chan, Ricky A Matias, Lachlan M Moldenhauer, Sarah A Robertson

Open access · goldAbstract read
In one paragraph

Article in Communications biology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
3.5field-weighted citation impact, top 6% 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

41 citing papers in PubMed, 74 citations in OpenAlex.

  1. Review
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  10. HLA-G, IL-6 and TGF-β in Seminal Plasma as Potential Biomarkers of ART Outcome.American journal of reproductive immunology (New York, N.Y. : 1989) · 2025
    Article
  11. Review
  12. Role of Seminal Exosomes in Reproduction.Journal of cellular physiology · 2025
    Review
  13. Sialidases derived frombioRxiv : the preprint server for biology · 2025
    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

7 authors at 1 institution in 1 country.

John E SchjenkenThe Robinson Research Institute and Adelaide Medical School, University of Adelaide, Adelaide, SA, Australia.ORCID http://orcid.org/0000-0001-6293-6160
David J SharkeyThe Robinson Research Institute and Adelaide Medical School, University of Adelaide, Adelaide, SA, Australia.ORCID http://orcid.org/0000-0002-4831-7950
Ella S GreenThe Robinson Research Institute and Adelaide Medical School, University of Adelaide, Adelaide, SA, Australia.ORCID http://orcid.org/0000-0002-3009-3442
Hon Yeung ChanThe Robinson Research Institute and Adelaide Medical School, University of Adelaide, Adelaide, SA, Australia.ORCID http://orcid.org/0000-0001-9841-2094
Ricky A MatiasThe Robinson Research Institute and Adelaide Medical School, University of Adelaide, Adelaide, SA, Australia.
Lachlan M MoldenhauerThe Robinson Research Institute and Adelaide Medical School, University of Adelaide, Adelaide, SA, Australia.ORCID http://orcid.org/0000-0002-3141-2521
Sarah A RobertsonThe Robinson Research Institute and Adelaide Medical School, University of Adelaide, Adelaide, SA, Australia. sarah.robertson@adelaide.edu.au.ORCID http://orcid.org/0000-0002-9967-0084
The University of Adelaide · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Seminal fluid factors modulate the female immune response at conception to facilitate embryo implantation and reproductive success. Whether sperm affect this response has not been clear. We evaluated global gene expression by microarray in the mouse uterus after mating with intact or vasectomized males. Intact males induced greater changes in gene transcription, prominently affecting pro-inflammatory cytokine and immune regulatory genes, with TLR4 signaling identified as a top-ranked upstream driver. Recruitment of neutrophils and expansion of peripheral regulatory T cells were elevated by seminal fluid of intact males. In vitro, epididymal sperm induced IL6, CXCL2, and CSF3 in uterine epithelial cells of wild-type, but not Tlr4 null females. Collectively these experiments show that sperm assist in promoting female immune tolerance by eliciting uterine cytokine expression through TLR4-dependent signaling. The findings indicate a biological role for sperm beyond oocyte fertilization, in modulating immune mechanisms involved in female control of reproductive investment.

Indexed as

ReproductionAnimalsCell CommunicationCytokinesEmbryo ImplantationEndometriumFemaleImmune ToleranceMaleMiceMice, Inbred C57BLMice, Inbred CBASignal TransductionSpermatozoaT-Lymphocytes, RegulatoryUterusCytokines

Identifiers

PMID33990675
PMCPMC8121928
OpenAlexW3163669831

What Socratic holds

Textmetadata
LicenceCC BY
Read underepoch 390

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 Socratic graph.