Evidence map›Paper›PMID 26077926›Full record

ArticleCell and tissue research2016

INSL3 stimulates spermatogonial differentiation in testis of adult zebrafish (Danio rerio).

L H C Assis, D Crespo, R D V S Morais, L R França, J Bogerd, R W Schulz

Open access · hybridAbstract read
In one paragraph

Article in Cell and tissue research, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
6.9field-weighted citation impact, top 3% 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

24 citing papers in PubMed, 64 citations in OpenAlex.

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  7. Expression of Insl3 Protein in AdultInternational journal of molecular sciences · 2024
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  14. Loss ofFrontiers in cell and developmental biology · 2021
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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

6 authors at 2 institutions in 2 countries.

L H C AssisLaboratory of Cellular Biology, Department of Morphology, Institute of Biological Sciences, Federal University of Minas Gerais, Belo Horizonte, MG, Brazil.
D CrespoReproductive Biology Group, Division of Developmental Biology, Department of Biology, Faculty of Science, Utrecht University, Kruyt Building, Room W-606 & 607, Padualaan 8, NL-3584 CH, Utrecht, The Netherlands.
R D V S MoraisReproductive Biology Group, Division of Developmental Biology, Department of Biology, Faculty of Science, Utrecht University, Kruyt Building, Room W-606 & 607, Padualaan 8, NL-3584 CH, Utrecht, The Netherlands.
L R FrançaLaboratory of Cellular Biology, Department of Morphology, Institute of Biological Sciences, Federal University of Minas Gerais, Belo Horizonte, MG, Brazil.
J BogerdReproductive Biology Group, Division of Developmental Biology, Department of Biology, Faculty of Science, Utrecht University, Kruyt Building, Room W-606 & 607, Padualaan 8, NL-3584 CH, Utrecht, The Netherlands. j.bogerd@uu.nl.
R W SchulzReproductive Biology Group, Division of Developmental Biology, Department of Biology, Faculty of Science, Utrecht University, Kruyt Building, Room W-606 & 607, Padualaan 8, NL-3584 CH, Utrecht, The Netherlands. r.w.schulz@uu.nl.
Utrecht University · NLUniversidade Federal de Minas Gerais · BR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

INSL3 (insulin-like peptide 3) is a relaxin peptide family member expressed by Leydig cells in the vertebrate testis. In mammals, INSL3 mediates testicular descent during embryogenesis but information on its function in adults is limited. In fish, the testes remain in the body cavity, although the insl3 gene is still expressed, suggesting yet undiscovered, evolutionary older functions. Anti-Müllerian hormone (Amh), in addition to inhibiting spermatogonial differentiation and androgen release, inhibits the Fsh (follicle-stimulating hormone)-induced increase in insl3 transcript levels in zebrafish testis. Therefore, the two growth factors might have antagonistic effects. We examine human INSL3 (hINSL3) effects on zebrafish germ cell proliferation/differentiation and androgen release by using a testis tissue culture system. hINSL3 increases the proliferation of type A undifferentiated (Aund) but not of type A differentiating (Adiff) spermatogonia, while reducing the proliferation of Sertoli cells associated with proliferating Aund. Since the area occupied by Aund decreases and that of Adiff increases, we conclude that hINSL3 recruits Aund into differentiation; this is supported by the hINSL3-induced down-regulation of nanos2 transcript levels, a marker of single Aund spermatogonia in zebrafish and other vertebrates. Pulse-chase experiments with a mitosis marker also indicate that hINSL3 promotes spermatogonial differentiation. However, hINSL3 does not modulate basal or Fsh-stimulated androgen release or growth factor transcript levels, including those of amh. Thus, hINSL3 seems to recruit Aund spermatogonia into differentiation, potentially mediating an Fsh effect on spermatogenesis.

Indexed as

AgingAndrogensAnimalsBromodeoxyuridineCell DifferentiationCell ProliferationCell ShapeFollicle Stimulating HormoneGene Expression Regulation, DevelopmentalHumansInsulinMaleProteinsProtein TransportRNA, MessengerSertoli CellsAndrogensBromodeoxyuridineFollicle Stimulating HormoneInsulinLeydig insulin-like proteinProteinsRNA, MessengerAdult testisAndrogen releaseGene expressionINSL3Spermatogonial differentiationZebrafish

Identifiers

PMID26077926
PMCPMC4735252
OpenAlexW2197381113

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.