Evidence map›Paper›PMID 34155146›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2021

Developmental and sexual dimorphic atlas of the prenatal mouse external genitalia at the single-cell level.

Ciro Maurizio Amato, Humphrey Hung-Chang Yao

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

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

  1. Pooled it
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  14. Classic genetic and hormonal switches during fetal sex development and beyond.Medizinische Genetik : Mitteilungsblatt des Berufsverbandes Medizinische Genetik e.V · 2023
    Article
  15. The role of p63 in embryonic external genitalia outgrowth in mice.Development, growth & differentiation · 2023
    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

2 authors.

Ciro Maurizio AmatoReproductive Developmental Biology Group, National Institute of Environmental Health Sciences, Research Triangle Park, NC 27709.
Humphrey Hung-Chang YaoReproductive Developmental Biology Group, National Institute of Environmental Health Sciences, Research Triangle Park, NC 27709 humphrey.yao@nih.gov.

Funding

Impacts of Genetic and Environmental Factors on Reproductive Organ DevelopmentZIAES102965 · NIEHS · NATIONAL INSTITUTE OF ENVIRONMENTAL HEALTH SCIENCES · PI YAO, HUMPHREY · 2011 to 2025
$32.8M
Intramural NIH HHS ZIA ES102965
6 · The paper itself

Abstract

Birth defects of the external genitalia are among the most common in the world. Proper formation of the external genitalia requires a highly orchestrated process that involves special cell populations and sexually dimorphic hormone signaling. It is clear what the end result of the sexually dimorphic development is (a penis in the male versus clitoris in the female); however, the cell populations involved in the process remain poorly defined. Here, we used single-cell messenger RNA sequencing in mouse embryos to uncover the dynamic changes in cell populations in the external genitalia during the critical morphogenetic window. We found that overall, male and female external genitalia are largely composed of the same core cellular components. At the bipotential stage of development (embryonic day or E14.5), few differences in cell populational composition exist between male and female. Although similar in cell population composition, genetic differences in key sexual differentiation developmental pathways arise between males and females by the early (E16.5) and late (E18.5) differentiation stages. These differences include discrete cell populations with distinct responsiveness to androgen and estrogen. By late sexual differentiation (E18.5), unique cell populations in both male and female genitalia become apparent and are enriched with androgen- and estrogen-responsive genes, respectively. These data provide insights into the morphogenesis of the external genitalia that could be used to understand diseases associated with defects in the external genitalia.

Indexed as

Sex CharacteristicsSingle-Cell AnalysisAnimalsFemaleGene Expression Regulation, DevelopmentalGenitaliaHormonesMaleMesodermMiceMice, Inbred C57BLModels, BiologicalHormonesclitorisgenital defectspenissexual dimorphismsingle-cell sequencing

Identifiers

PMID34155146
PMCPMC8237666

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LicenceCC BY-NC-ND
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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.