Evidence map›Paper›PMID 26726951›Full record

ArticleMolecular endocrinology (Baltimore, Md.)2016

Divergent Regulation of ER and Kiss Genes by 17β-Estradiol in Hypothalamic ARC Versus AVPV Models.

Alice K Treen, Vicky Luo, Jennifer A Chalmers, Prasad S Dalvi, Dean Tran, Wenqing Ye, Ginah L Kim, Zoey Friedman, Denise D Belsham

Open access · bronzeAbstract read
In one paragraph

Article in Molecular endocrinology (Baltimore, Md.), 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
11.9field-weighted citation impact, top 2% 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

21 citing papers in PubMed, 54 citations in OpenAlex.

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  17. KNDy Cells Revisited.Endocrinology · 2018
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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

9 authors at 2 institutions in 1 country.

Alice K TreenDepartments of Physiology (A.K.T., V.L., J.A.C., P.S.D., D.T., W.Y., G.L.K., Z.F., D.D.B.), Medicine (D.D.B.), and Obstetrics and Gynaecology (D.D.B.), University of Toronto, and Division of Cellular and Molecular Biology (D.D.B.), Toronto General Hospital Research Institute, University Health Network, Toronto, Ontario, Canada M5S 1A8.
Vicky LuoDepartments of Physiology (A.K.T., V.L., J.A.C., P.S.D., D.T., W.Y., G.L.K., Z.F., D.D.B.), Medicine (D.D.B.), and Obstetrics and Gynaecology (D.D.B.), University of Toronto, and Division of Cellular and Molecular Biology (D.D.B.), Toronto General Hospital Research Institute, University Health Network, Toronto, Ontario, Canada M5S 1A8.
Jennifer A ChalmersDepartments of Physiology (A.K.T., V.L., J.A.C., P.S.D., D.T., W.Y., G.L.K., Z.F., D.D.B.), Medicine (D.D.B.), and Obstetrics and Gynaecology (D.D.B.), University of Toronto, and Division of Cellular and Molecular Biology (D.D.B.), Toronto General Hospital Research Institute, University Health Network, Toronto, Ontario, Canada M5S 1A8.
Prasad S DalviDepartments of Physiology (A.K.T., V.L., J.A.C., P.S.D., D.T., W.Y., G.L.K., Z.F., D.D.B.), Medicine (D.D.B.), and Obstetrics and Gynaecology (D.D.B.), University of Toronto, and Division of Cellular and Molecular Biology (D.D.B.), Toronto General Hospital Research Institute, University Health Network, Toronto, Ontario, Canada M5S 1A8.
Dean TranDepartments of Physiology (A.K.T., V.L., J.A.C., P.S.D., D.T., W.Y., G.L.K., Z.F., D.D.B.), Medicine (D.D.B.), and Obstetrics and Gynaecology (D.D.B.), University of Toronto, and Division of Cellular and Molecular Biology (D.D.B.), Toronto General Hospital Research Institute, University Health Network, Toronto, Ontario, Canada M5S 1A8.
Wenqing YeDepartments of Physiology (A.K.T., V.L., J.A.C., P.S.D., D.T., W.Y., G.L.K., Z.F., D.D.B.), Medicine (D.D.B.), and Obstetrics and Gynaecology (D.D.B.), University of Toronto, and Division of Cellular and Molecular Biology (D.D.B.), Toronto General Hospital Research Institute, University Health Network, Toronto, Ontario, Canada M5S 1A8.
Ginah L KimDepartments of Physiology (A.K.T., V.L., J.A.C., P.S.D., D.T., W.Y., G.L.K., Z.F., D.D.B.), Medicine (D.D.B.), and Obstetrics and Gynaecology (D.D.B.), University of Toronto, and Division of Cellular and Molecular Biology (D.D.B.), Toronto General Hospital Research Institute, University Health Network, Toronto, Ontario, Canada M5S 1A8.
Zoey FriedmanDepartments of Physiology (A.K.T., V.L., J.A.C., P.S.D., D.T., W.Y., G.L.K., Z.F., D.D.B.), Medicine (D.D.B.), and Obstetrics and Gynaecology (D.D.B.), University of Toronto, and Division of Cellular and Molecular Biology (D.D.B.), Toronto General Hospital Research Institute, University Health Network, Toronto, Ontario, Canada M5S 1A8.
Denise D BelshamDepartments of Physiology (A.K.T., V.L., J.A.C., P.S.D., D.T., W.Y., G.L.K., Z.F., D.D.B.), Medicine (D.D.B.), and Obstetrics and Gynaecology (D.D.B.), University of Toronto, and Division of Cellular and Molecular Biology (D.D.B.), Toronto General Hospital Research Institute, University Health Network, Toronto, Ontario, Canada M5S 1A8.
University Health Network · CAToronto General Hospital · CA

Funding

Canadian Institutes of Health Research
6 · The paper itself

Abstract

Kisspeptin (Kiss) and G-protein-coupled receptor (Gpr)54 have emerged as key regulators of reproduction. 17β-estradiol (E2)-mediated regulation of these neurons is nuclei specific, where anteroventral periventricular (AVPV) Kiss neurons are positively regulated by E2, whereas arcuate nucleus (ARC) neurons are inhibited. We have generated immortalized Kiss cell lines from male and female adult-derived murine hypothalamic primary culture, as well as cell lines from microdissected AVPV and ARC from female Kiss-green fluorescent protein (GFP) mice. All exhibit endogenous Kiss-1 expression, estrogen receptors (ER)s (ERα, ERβ, and Gpr30), as well as known markers of AVPV Kiss neurons in the mHypoA-50 and mHypoA-Kiss/GFP-4, vs markers of ARC Kiss neurons in the mHypoA-55 and the mHypoA-Kiss/GFP-3 lines. There was an increase in Kiss-1 mRNA expression at 24 hours in the AVPV lines and a repression of Kiss-1 mRNA at 4 hours in the ARC lines. An E2-mediated decrease in ERα mRNA expression at 24 hours in the AVPV cell lines was detected, and a significant decrease in Gpr30, ERα, and ERβ mRNA levels at 4 hours in the ARC cell lines was evident. ER agonists and antagonists determined the specific ERs responsible for mediating changes in gene expression. In the AVPV, ERα is required but not ERβ or GPR30, vs the ARC Kiss-expressing cell lines that require GPR30, and either ERα and/or ERβ. We determined cAMP response element-binding protein 1 was necessary for the down-regulation of Kiss-1 mRNA expression using small interfering RNA knockdown in the ARC cell model. These studies elucidate some of the molecular events involved in the differential E2-mediated regulation of unique and specific Kiss neuronal models.

Indexed as

AnimalsArcuate Nucleus of HypothalamusBinding SitesCell LineCell MembraneCyclic AMP Response Element-Binding ProteinEstradiolFemaleGene Expression ProfilingGene Expression RegulationGene Knockdown TechniquesGreen Fluorescent ProteinsHypothalamus, AnteriorKisspeptinsMaleMice, Inbred C57BLCyclic AMP Response Element-Binding ProteinEstradiolGPER1 protein, mouseGreen Fluorescent ProteinsKisspeptinsPeptidesReceptors, EstrogenReceptors, G-Protein-CoupledRNA, MessengerTranscription Factor AP-1

Identifiers

PMID26726951
PMCPMC5414652
OpenAlexW2225959314

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.