Evidence map›Paper›PMID 36922518›Full record

ArticleNature communications2023

Testicular macrophages are recruited during a narrow fetal time window and promote organ-specific developmental functions.

Xiaowei Gu, Anna Heinrich, Shu-Yun Li, Tony DeFalco

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In one paragraph

Article in Nature communications, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing 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

30 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Depletion of CX3CR1Mucosal immunology · 2026
    Article
  6. Article
  7. Article
  8. Article
  9. Article
  10. Article
  11. Article
  12. Review
  13. Article
  14. Article
  15. Article
  16. Review
  17. Article
  18. Article
  19. Sertoli cells as a hub in testicular development and male reproductive.Frontiers in cell and developmental biology · 2025
    Review
  20. Testicular immunity.Molecular aspects of medicine · 2024
    Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Xiaowei GuReproductive Sciences Center, Division of Developmental Biology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, 45229, USA.ORCID 0000-0001-5666-2562
Anna HeinrichReproductive Sciences Center, Division of Developmental Biology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, 45229, USA.
Shu-Yun LiReproductive Sciences Center, Division of Developmental Biology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, 45229, USA.
Tony DeFalcoReproductive Sciences Center, Division of Developmental Biology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, 45229, USA. tony.defalco@cchmc.org.ORCID 0000-0003-4133-7040

Funding

Macrophage regulation of the spermatogonial stem cell nicheR35GM119458 · NIGMS · CINCINNATI CHILDRENS HOSP MED CTR · PI DEFALCO, TONY J. · 2016 to 2020
$1.9M
Exploring vascular-mesenchymal interactions in the stem cell nicheR01HD094698 · NICHD · CINCINNATI CHILDRENS HOSP MED CTR · PI DEFALCO, TONY J. · 2018 to 2022
$1.6M
NICHD NIH HHS R01 HD094698NIGMS NIH HHS R35 GM119458
6 · The paper itself

Abstract

A growing body of evidence demonstrates that fetal-derived tissue-resident macrophages have developmental functions. It has been proposed that macrophages promote testicular functions, but which macrophage populations are involved is unclear. Previous studies showed that macrophages play critical roles in fetal testis morphogenesis and described two adult testicular macrophage populations, interstitial and peritubular. There has been debate regarding the hematopoietic origins of testicular macrophages and whether distinct macrophage populations promote specific testicular functions. Here our hematopoietic lineage-tracing studies in mice show that yolk-sac-derived macrophages comprise the earliest testicular macrophages, while fetal hematopoietic stem cells (HSCs) generate monocytes that colonize the gonad during a narrow time window in a Sertoli-cell-dependent manner and differentiate into adult testicular macrophages. Finally, we show that yolk-sac-derived versus HSC-derived macrophages have distinct functions during testis morphogenesis, while interstitial macrophages specifically promote adult Leydig cell steroidogenesis. Our findings provide insight into testicular macrophage origins and their tissue-specific roles.

Indexed as

MacrophagesTestisAnimalsFetusHematopoietic Stem CellsMaleMiceMonocytes

Identifiers

PMID36922518
PMCPMC10017703

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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.