Evidence map›Paper›PMID 32294429›Full record

ArticleCell reports2020

Progesterone Receptor Serves the Ovary as a Trigger of Ovulation and a Terminator of Inflammation.

Chan Jin Park, Po-Ching Lin, Sherry Zhou, Radwa Barakat, Shah Tauseef Bashir, Jeong Moon Choi, Joseph A Cacioppo, Oliver R Oakley, Diane M Duffy, John P Lydon and 1 more

Open access · goldAbstract read
In one paragraph

Article in Cell reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed
6.8field-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

63 citing papers in PubMed, 122 citations in OpenAlex.

  1. Article
  2. Single-cell atlas of the mouse ovary reveals molecular drivers of aging and senescence during the estropausal transition.Proceedings of the National Academy of Sciences of the United States of America · 2026
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  15. Fundamental research · 2025
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3 more citing papers are in PubMed but not listed here.

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

11 authors at 4 institutions in 2 countries.

Chan Jin ParkDepartment of Comparative Biosciences, College of Veterinary Medicine, University of Illinois at Urbana-Champaign, 2001 South Lincoln Avenue, Urbana, IL 61802, USA.
Po-Ching LinDepartment of Comparative Biosciences, College of Veterinary Medicine, University of Illinois at Urbana-Champaign, 2001 South Lincoln Avenue, Urbana, IL 61802, USA.
Sherry ZhouDepartment of Comparative Biosciences, College of Veterinary Medicine, University of Illinois at Urbana-Champaign, 2001 South Lincoln Avenue, Urbana, IL 61802, USA.
Radwa BarakatDepartment of Comparative Biosciences, College of Veterinary Medicine, University of Illinois at Urbana-Champaign, 2001 South Lincoln Avenue, Urbana, IL 61802, USA; Department of Toxicology and Forensic Medicine, College of Veterinary Medicine, Benha University, Qalyubia 13518, Egypt.
Shah Tauseef BashirDepartment of Comparative Biosciences, College of Veterinary Medicine, University of Illinois at Urbana-Champaign, 2001 South Lincoln Avenue, Urbana, IL 61802, USA.
Jeong Moon ChoiDepartment of Comparative Biosciences, College of Veterinary Medicine, University of Illinois at Urbana-Champaign, 2001 South Lincoln Avenue, Urbana, IL 61802, USA.
Joseph A CacioppoDepartment of Comparative Biosciences, College of Veterinary Medicine, University of Illinois at Urbana-Champaign, 2001 South Lincoln Avenue, Urbana, IL 61802, USA.
Oliver R OakleyDepartment of Biological Sciences, Eastern Kentucky University, Richmond, KY 40475, USA.
Diane M DuffyDepartment of Physiological Sciences, Eastern Virginia Medical School, PO Box 1980, Norfolk, VA 23501, USA.
John P LydonDepartment of Molecular and Cellular Biology, Baylor College of Medicine, Houston, TX 77030, USA.
CheMyong J KoDepartment of Comparative Biosciences, College of Veterinary Medicine, University of Illinois at Urbana-Champaign, 2001 South Lincoln Avenue, Urbana, IL 61802, USA. Electronic address: jayko@illinois.edu.
University of Illinois Urbana-Champaign · USBaylor College of Medicine · USEastern Kentucky University · USEastern Virginia Medical School · US

Funding

Research Training Program in Toxicology and Environmental HealthT32ES007326 · NIEHS · UNIVERSITY OF ILLINOIS URBANA-CHAMPAIGN · PI Jodi A. Flaws · 2000 to 2026
$8.7M
Ovulation and Luteal Formation in Rodents Monkeys and WomenP01HD071875 · NICHD · UNIVERSITY OF KENTUCKY · PI CURRY, THOMAS E · 2014 to 2018
$6.1M
Molecular Analysis of Uterine ReceptivityR01HD042311 · NICHD · BAYLOR COLLEGE OF MEDICINE · PI LYDON, JOHN P · 2009 to 2023
$4.8M
Molecular Analysis of Uterine ReceptivityU01HD042311 · NICHD · BAYLOR COLLEGE OF MEDICINE · PI DEMAYO, FRANCESCO JOHN · 2002 to 2006
$1.5M
Conversion of ERalpha cells to ERbeta cells in a cell lineageR21HD094296 · NICHD · UNIVERSITY OF ILLINOIS AT URBANA-CHAMPAIGN · PI KO, CHEMYONG JAY · 2018 to 2019
$436k
NICHD NIH HHS P01 HD071875NICHD NIH HHS R01 HD042311NICHD NIH HHS R21 HD094296NICHD NIH HHS U01 HD042311NIEHS NIH HHS T32 ES007326
6 · The paper itself

Abstract

Ovulation is triggered by the gonadotropin surge that induces the expression of two key genes, progesterone receptor (Pgr) and prostaglandin-endoperoxide synthase 2 (Ptgs2), in the granulosa cells of preovulatory follicles. Their gene products PGR and PTGS2 activate two separate pathways that are both essential for successful ovulation. Here, we show that the PGR plays an additional essential role: it attenuates ovulatory inflammation by diminishing the gonadotropin surge-induced Ptgs2 expression. PGR indirectly terminates Ptgs2 expression and PGE2 synthesis in granulosa cells by inhibiting the nuclear factor κB (NF-κB), a transcription factor required for Ptgs2 expression. When the expression of PGR is ablated in granulosa cells, the ovary undergoes a hyperinflammatory condition manifested by excessive PGE2 synthesis, immune cell infiltration, oxidative damage, and neoplastic transformation of ovarian cells. The PGR-driven termination of PTGS2 expression may protect the ovary from ovulatory inflammation.

Indexed as

AnimalsCyclooxygenase 2FemaleGene ExpressionGene Expression RegulationGranulosa CellsInflammationMiceMice, Inbred C57BLNF-kappa BOvarian FollicleOvaryOvulationProgesteroneReceptors, ProgesteroneRNA, MessengerCyclooxygenase 2NF-kappa BProgesteroneprogesterone receptor BPtgs2 protein, mouseReceptors, ProgesteroneRNA, MessengerTranscription Factorsgranulosa cellsinflammationovulationPGRprostaglandin E2PTGS2single-cell RNA sequencing

Identifiers

PMID32294429
PMCPMC7211423
OpenAlexW3015840146

What OpenQuestion holds

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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.