Evidence map›Paper›PMID 23818581›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2013

Human placental trophoblasts confer viral resistance to recipient cells.

Elizabeth Delorme-Axford, Rogier B Donker, Jean-Francois Mouillet, Tianjiao Chu, Avraham Bayer, Yingshi Ouyang, Tianyi Wang, Donna B Stolz, Saumendra N Sarkar, Adrian E Morelli and 2 more

Registry-linked trialOpen access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03737006 (Coxsackievirus Group B), which is not on this map. Cited by 288 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
288citing papers in PubMed, 1 pooled it
15.2field-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.

NCT03737006 completednot on this mapstarted 2016, after this paper: background citation

Coxsackievirus Group B (CVB) Infection in Early Pregnancy

TypeobservationalSponsorWashington University School of MedicineRan2016 to 2018Enrolled122ConditionsCongenital Heart Disease in Pregnancy
3 · Its place in the literature

Who cites it

288 citing papers in PubMed, 1 synthesis or guideline pooled it, 490 citations in OpenAlex.

  1. Pooled it
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  13. Extracellular vesicles in viral disease management.Current research in microbial sciences · 2026
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228 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

12 authors at 3 institutions in 1 country.

Elizabeth Delorme-AxfordDepartment of Microbiology and Molecular Genetics, University of Pittsburgh, Pittsburgh, PA 15219, USA.
Rogier B Donker
Jean-Francois Mouillet
Tianjiao Chu
Avraham Bayer
Yingshi Ouyang
Tianyi Wang
Donna B Stolz
Saumendra N Sarkar
Adrian E Morelli
Yoel Sadovsky
Carolyn B Coyne
University of Pittsburgh · USNew York University · USMagee-Womens Research Institute · US

Funding

UNIVERSITY OF PITTSBURGH CLINICAL AND TRANSLATIONAL SCIENCE INSTITUTE: BPCAUL1RR024153 · NCRR · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI REIS, STEVEN E · 2006 to 2011
$73.9M
University of Pittsburgh Clinical and Translational Science InstituteUL1TR000005 · NCATS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI REIS, STEVEN E · 2012 to 2015
$50.8M
Enterovirus Infection of Polarized Intestinal CellsR01AI081759 · NIAID · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI COYNE, CAROLYN B · 2009 to 2024
$5.0M
Primary human trophoblasts and the transfer of viral resistanceR01HD075665 · NICHD · MAGEE-WOMEN'S RES INST AND FOUNDATION · PI COYNE, CAROLYN B, SADOVSKY, YOEL · 2012 to 2016
$2.4M
Placental injury and microRNAR01HD065893 · NICHD · MAGEE-WOMEN'S RES INST AND FOUNDATION · PI SADOVSKY, YOEL · 2010 to 2014
$1.5M
Small RNAs at the placental maternal communication interfaceR21HD071707 · NICHD · MAGEE-WOMEN'S RES INST AND FOUNDATION · PI SADOVSKY, YOEL · 2012 to 2013
$433k
NCATS NIH HHS UL1 TR000005NCATS NIH HHS UL1-TR000005NCRR NIH HHS UL1 RR024153NCRR NIH HHS UL1-RR024153NIAID NIH HHS R01 AI081759NIAID NIH HHS R01-AI081759NICHD NIH HHS R01 HD065893NICHD NIH HHS R01-HD065893NICHD NIH HHS R01 HD075665NICHD NIH HHS R01-HD075665NICHD NIH HHS R21 HD071707NICHD NIH HHS R21-HD071707
6 · The paper itself

Abstract

Placental trophoblasts form the interface between the fetal and maternal environments and serve to limit the maternal-fetal spread of viruses. Here we show that cultured primary human placental trophoblasts are highly resistant to infection by a number of viruses and, importantly, confer this resistance to nonplacental recipient cells by exosome-mediated delivery of specific microRNAs (miRNAs). We show that miRNA members of the chromosome 19 miRNA cluster, which are almost exclusively expressed in the human placenta, are packaged within trophoblast-derived exosomes and attenuate viral replication in recipient cells by the induction of autophagy. Together, our findings identify an unprecedented paracrine and/or systemic function of placental trophoblasts that uses exosome-mediated transfer of a unique set of placental-specific effector miRNAs to directly communicate with placental or maternal target cells and regulate their immunity to viral infections.

Indexed as

Analysis of VarianceAutophagyCells, CulturedChromosomes, Human, Pair 19Disease ResistanceEnzyme-Linked Immunosorbent AssayExosomesFemaleGreen Fluorescent ProteinsHumansMicroRNAsPlacentaPregnancyTrophoblastsVirus DiseasesGreen Fluorescent ProteinsMicroRNAsMIRN517 microRNA, humanC19MCmiR-517-3pprimary human trophoblasts

Identifiers

PMID23818581
PMCPMC3718097
OpenAlexW2167924668

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

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.