Evidence map›Paper›PMID 25799546›Full record

ArticlePloS one2015

Placental expression of miR-517a/b and miR-517c contributes to trophoblast dysfunction and preeclampsia.

Lauren Anton, Anthony O Olarerin-George, John B Hogenesch, Michal A Elovitz

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed, 3 pooled it
7.1field-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

45 citing papers in PubMed, 3 syntheses or guidelines pooled it, 76 citations in OpenAlex.

  1. Pooled it
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  4. Review
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  7. The Role of ncRNAs in the Immune Dysregulation of Preeclampsia.International journal of molecular sciences · 2023
    Review
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  14. Differential expression ofJournal of the Turkish German Gynecological Association · 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

4 authors at 2 institutions in 1 country.

Lauren AntonMaternal and Child Health Research Program, Department of Obstetrics and Gynecology, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania, United States of America.
Anthony O Olarerin-GeorgeGenomics and Computational Biology Graduate Group, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania, United States of America; Department of Pharmacology and the Institute for Translational Medicine and Therapeutics, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania, United States of America.
John B HogeneschGenomics and Computational Biology Graduate Group, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania, United States of America; Department of Pharmacology and the Institute for Translational Medicine and Therapeutics, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania, United States of America.
Michal A ElovitzMaternal and Child Health Research Program, Department of Obstetrics and Gynecology, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania, United States of America.
University of Pennsylvania · USTranslational Therapeutics (United States) · US

Funding

Translational Research Support CoreP30ES013508 · NIEHS · UNIVERSITY OF PENNSYLVANIA · PI Trevor M Penning · 2006 to 2026
$35.3M
Training Program in Computational GenomicsT32HG000046 · NHGRI · UNIVERSITY OF PENNSYLVANIA · PI JUNHYONG KIM, Mingyao Li · 1999 to 2026
$9.5M
Molecular, Cellular and Physiological Mechanisms of the Mammalian Circadian ClockR01NS054794 · NINDS · UNIVERSITY OF PENNSYLVANIA · PI HOGENESCH, JOHN B, LIU, ANDREW C. · 2007 to 2022
$8.1M
NHGRI NIH HHS T32 HG000046NHGRI NIH HHS T32HG000046NIEHS NIH HHS P30 ES013508NINDS NIH HHS 1R01NS054794-06NINDS NIH HHS R01 NS054794
6 · The paper itself

Abstract

Preeclampsia is a pregnancy specific hypertensive disease that confers significant maternal and fetal risks. While the exact pathophysiology of preeclampsia is unknown, it is widely accepted that placental dysfunction is mechanistically involved. Recent studies reported aberrant expression of placenta-specific microRNAs (miRNAs) in preeclampsia including miR-517a/b and miR-517c. Using placental biopsies from a preeclampsia case-control study, we found increased expression of miR-517a/b in term and preterm preeclampsia vs controls, while, miR-517c was increased only in preterm preeclampsia vs controls. To determine if miR-517a/b and miR-517c are regulated by hypoxia, we treated first trimester primary extravillous trophoblast cells (EVTs) with a hypoxia mimetic and found both were induced. To test for a mechanistic role in placental function, we overexpressed miR-517a/b or miR-517c in EVTs which resulted in decreased trophoblast invasion. Additionally, we found that miR-517a/b and miR-517c overexpression increased expression of the anti-angiogenic protein, sFLT1. The regulation of sFLT1 is mostly unknown, however, TNFSF15, a cytokine involved in FLT1 splicing, was also increased by miR-517a/b and miR-517c in EVTs. In summary, we demonstrate that miR-517a/b and miR-517c contribute to the development of preeclampsia and suggest that these miRNAs play a critical role in regulating trophoblast and placental function.

Indexed as

Case-Control StudiesCell HypoxiaCell MovementCells, CulturedCobaltEnzyme-Linked Immunosorbent AssayFemaleHumansHypoxia-Inducible Factor 1, alpha SubunitMicroRNAsPlacentaPlacenta Growth FactorPre-EclampsiaPregnancyPregnancy ProteinsRNA SplicingCobaltcobaltous chlorideFLT1 protein, humanHIF1A protein, humanHypoxia-Inducible Factor 1, alpha SubunitMicroRNAsPGF protein, humanPlacenta Growth FactorPregnancy ProteinsTNFSF15 protein, humanTumor Necrosis Factor Ligand Superfamily Member 15Vascular Endothelial Growth Factor AVascular Endothelial Growth Factor Receptor-1

Identifiers

PMID25799546
PMCPMC4370750
OpenAlexW2072589379

What OpenQuestion holds

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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.