Evidence map›Paper›PMID 21223560›Full record

ArticleReproductive biology and endocrinology : RB&E2011

Expression of miRNAs in ovine fetal gonads: potential role in gonadal differentiation.

Katie J Torley, Juliano C da Silveira, Peter Smith, Russell V Anthony, D N Rao Veeramachaneni, Quinton A Winger, Gerrit J Bouma

Open access · goldAbstract read
In one paragraph

Article in Reproductive biology and endocrinology : RB&E, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed
3.3field-weighted citation impact, top 8% 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

35 citing papers in PubMed, 85 citations in OpenAlex.

  1. Article
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  11. Review
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  14. MicroRNAs in ovarian follicular atresia and granulosa cell apoptosis.Reproductive biology and endocrinology : RB&E · 2019
    Review
  15. Article
  16. Article
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  19. 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 2 institutions in 2 countries.

Katie J TorleyAnimal Reproduction and Biotechnology Laboratory, Department of Biomedical Sciences, Colorado State University, Fort Collins, CO 80523, USA.
Juliano C da Silveira
Peter Smith
Russell V Anthony
D N Rao Veeramachaneni
Quinton A Winger
Gerrit J Bouma
Colorado State University · USAgResearch · NZ

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundGonadal differentiation in the mammalian fetus involves a complex dose-dependent genetic network. Initiation and progression of fetal ovarian and testicular pathways are accompanied by dynamic expression patterns of thousands of genes. We postulate these expression patterns are regulated by small non-coding RNAs called microRNAs (miRNAs). The aim of this study was to identify the expression of miRNAs in mammalian fetal gonads using sheep as a model.

methodsWe determined the expression of 128 miRNAs by real time PCR in early-gestational (gestational day (GD) 42) and mid-gestational (GD75) sheep ovaries and testes. Expression data were further examined and validated by bioinformatic analysis.

resultsExpression analysis revealed significant differences between ovaries and testes among 24 miRNAs at GD42, and 43 miRNAs at GD75. Bioinformatic analysis revealed that a number of differentially expressed miRNAs are predicted to target genes known to be important in mammalian gonadal development, including ESR1, CYP19A1, and SOX9. In situ hybridization revealed miR-22 localization within fetal testicular cords. As estrogen signaling is important in human and sheep ovarian development, these data indicate that miR-22 is involved in repressing estrogen signaling within fetal testes.

conclusionsBased on our results we postulate that gene expression networks underlying fetal gonadal development are regulated by miRNAs.

Indexed as

AnimalsAromataseEstrogen Receptor alphaFemaleGene Expression Regulation, DevelopmentalGonadsMaleMicroRNAsOvarySex DifferentiationSheep, DomesticSOX9 Transcription FactorTestisAromataseEstrogen Receptor alphaMicroRNAsSOX9 Transcription Factor

Identifiers

PMID21223560
PMCPMC3027096
OpenAlexW2123019568

What OpenQuestion 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 OpenQuestion graph.