Evidence map›Paper›PMID 25378170›Full record

ArticleThe Journal of neuroscience : the official journal of the Society for Neuroscience2014

Development of gonadotropin-releasing hormone secretion and pituitary response.

Katarzyna M Glanowska, Laura L Burger, Suzanne M Moenter

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of neuroscience : the official journal of the Society for Neuroscience, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed
14.3field-weighted citation impact, top 1% 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

43 citing papers in PubMed, 71 citations in OpenAlex.

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  18. KNDy Cells Revisited.Endocrinology · 2018
    Review
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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

3 authors at 3 institutions in 2 countries.

Katarzyna M GlanowskaNeuroscience Graduate Program, University of Virginia, Charlottesville, Virginia 22908, and.ORCID http://orcid.org/0000-0002-5912-7765
Laura L BurgerDepartments of Molecular and Integrative Physiology.
Suzanne M MoenterDepartments of Molecular and Integrative Physiology, Internal Medicine, and Obstetrics and Gynecology, University of Michigan, Ann Arbor, Michigan 48109 smoenter@umich.edu.
Laboratoire d’immunologie intégrative du cancer · FRUniversity of Michigan · USUniversity of Virginia · US

Funding

Regional Pilot And Feasibility Study Grants ProgramP30DK020572 · NIDDK · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI Mehboob A Hussain · 2013 to 2026
$24.3M
PROJECT 3 - Steroid-Metabolic Interactions In the Control of GnRH NeuronsU54HD028934 · NICHD · UNIVERSITY OF VIRGINIA CHARLOTTESVILLE · PI SHUPNIK, MARGARET A · 1998 to 2013
$16.5M
Testosterone-GnRH Frequency and the Evolution of PCOS in AdolescenceP50HD028934 · NICHD · UNIVERSITY OF VIRGINIA · PI HAISENLEDER, DANIEL J. · 2014 to 2018
$8.6M
Cellular and Molecular bases for rhythmic GnRH releaseR01HD034860 · NICHD · UNIVERSITY OF VIRGINIA CHARLOTTESVILLE · PI MOENTER, SUZANNE M · 2002 to 2016
$4.8M
NICHD NIH HHS P50 HD028934NICHD NIH HHS R01 HD034860NICHD NIH HHS R01 HD34860NICHD NIH HHS U54 HD028934NICHD NIH HHS U54-HD28934NIDDK NIH HHS P30 DK020572
6 · The paper itself

Abstract

Acquisition of a mature pattern of gonadotropin-releasing hormone (GnRH) secretion from the CNS is a hallmark of the pubertal process. Little is known about GnRH release during sexual maturation, but it is assumed to be minimal before later stages of puberty. We studied spontaneous GnRH secretion in brain slices from male mice during perinatal and postnatal development using fast-scan cyclic voltammetry (FSCV) to detect directly the oxidation of secreted GnRH. There was good correspondence between the frequency of GnRH release detected by FSCV in the median eminence of slices from adults with previous reports of in vivo luteinizing hormone (LH) pulse frequency. The frequency of GnRH release in the late embryonic stage was surprisingly high, reaching a maximum in newborns and remaining elevated in 1-week-old animals despite low LH levels. Early high-frequency GnRH release was similar in wild-type and kisspeptin knock-out mice indicating that this release is independent of kisspeptin-mediated excitation. In vivo treatment with testosterone or in vitro treatment with gonadotropin-inhibitory hormone (GnIH) reduced GnRH release frequency in slices from 1-week-old mice. RF9, a putative GnIH antagonist, restored GnRH release in slices from testosterone-treated mice, suggesting that testosterone inhibition may be GnIH-dependent. At 2-3 weeks, GnRH release is suppressed before attaining adult patterns. Reduction in early life spontaneous GnRH release frequency coincides with the onset of the ability of exogenous GnRH to induce pituitary LH secretion. These findings suggest that lack of pituitary secretory response, not lack of GnRH release, initially blocks downstream activation of the reproductive system.

Indexed as

AnimalsCells, CulturedGonadotropin-Releasing HormoneKisspeptinsLuteinizing HormoneMaleMicePituitary GlandPituitary Hormone Release Inhibiting HormonesRNA, MessengerSexual MaturationTestosteroneGonadotropin-Releasing HormoneKisspeptinsLuteinizing HormonePituitary Hormone Release Inhibiting HormonesRNA, MessengerTestosteronecyclic voltammetrygonadotropin inhibitory hormonegonadotropin releasing hormonepubertytestosterone

Identifiers

PMID25378170
PMCPMC4220034
OpenAlexW2024944907

What OpenQuestion holds

Textmetadata
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.