Evidence map›Paper›PMID 32409751›Full record

ArticleScientific reports2020

Complexity and ultrastructure of infectious extracellular vesicles from cells infected by non-enveloped virus.

Jie E Yang, Evan D Rossignol, Deborah Chang, Joseph Zaia, Isaac Forrester, Kiran Raja, Holly Winbigler, Daniela Nicastro, William T Jackson, Esther Bullitt

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed
4.6field-weighted citation impact, top 4% 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

35 citing papers in PubMed, 48 citations in OpenAlex.

  1. Article
  2. Review
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  6. Nonlytic Egress and Transmission in the Virus World.Annual review of biochemistry · 2025
    Review
  7. Article
  8. Article
  9. Review
  10. Article
  11. Review
  12. Non-lytic spread of poliovirus requires the nonstructural protein 3CD.bioRxiv : the preprint server for biology · 2024
    Article
  13. Review
  14. Article
  15. Review
  16. Article
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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

10 authors at 4 institutions in 1 country.

Jie E YangDepartment of Physiology & Biophysics, Boston University School of Medicine, Boston, MA, 02118, United States.
Evan D RossignolDepartment of Physiology & Biophysics, Boston University School of Medicine, Boston, MA, 02118, United States.
Deborah ChangDepartment of Biochemistry, Boston University School of Medicine, Boston, MA, 02118, United States.
Joseph ZaiaDepartment of Biochemistry, Boston University School of Medicine, Boston, MA, 02118, United States.
Isaac ForresterDepartment of Biochemistry, Baylor College of Medicine, Houston, United States.
Kiran RajaDepartment of Physiology & Biophysics, Boston University School of Medicine, Boston, MA, 02118, United States.
Holly WinbiglerDepartment of Microbiology & Immunology, University of Maryland School of Medicine, Baltimore, MD, 20201, United States.
Daniela NicastroDepartments of Cell Biology and Biophysics, University of Texas Southwestern Medical Center, Dallas, TX, 75235, United States.
William T JacksonDepartment of Microbiology & Immunology, University of Maryland School of Medicine, Baltimore, MD, 20201, United States.
Esther BullittDepartment of Physiology & Biophysics, Boston University School of Medicine, Boston, MA, 02118, United States. bullitt@bu.edu.
Boston University · USUniversity of Maryland, Baltimore · USBaylor College of Medicine · USThe University of Texas Southwestern Medical Center · US

Funding

Mass Spectrometry Resource for Biology and MedicineP41GM104603 · NIGMS · BOSTON UNIVERSITY MEDICAL CAMPUS · PI COSTELLO, CATHERINE E. · 2012 to 2017
$10.4M
The roles of acidic autophagosomes in production of infectious poliovirusR01AI104928 · NIAID · UNIVERSITY OF MARYLAND BALTIMORE · PI JACKSON, WILLIAM T · 2014 to 2023
$3.8M
CryoEM Data Collection Facility Consortium at NCMIU24GM116787 · NIGMS · STANFORD UNIVERSITY · PI BULLITT, ESTHER, CHIU, WAH · 2016 to 2020
$3.1M
Enterovirus manipulation of autophagic trafficking pathwaysR01AI141359 · NIAID · UNIVERSITY OF MARYLAND BALTIMORE · PI JACKSON, WILLIAM T · 2019 to 2022
$1.5M
Towards the Disruption of Viral RNA ReplicationR01GM102474 · NIGMS · BOSTON UNIVERSITY MEDICAL CAMPUS · PI BULLITT, ESTHER · 2012 to 2015
$1.5M
A Thermo-Fisher Scientific Q-Exactive HF Mass Spectrometry SystemS10OD021651 · OD · BOSTON UNIVERSITY MEDICAL CAMPUS · PI ZAIA, JOSEPH · 2016 to 2016
$580k
The roles of acidic autophagosomes in production of infectious poliovirusR56AI104928 · NIAID · MEDICAL COLLEGE OF WISCONSIN · PI JACKSON, WILLIAM T · 2013 to 2013
$360k
Improved data collection for FEI TF20 and Philips CM12 electron microscopesS10RR025434 · NCRR · BOSTON UNIVERSITY MEDICAL CAMPUS · PI BULLITT, ESTHER · 2009 to 2009
$263k
NCRR NIH HHS S10 RR025434NIAID NIH HHS R01 AI104928NIAID NIH HHS R01 AI141359NIAID NIH HHS R56 AI104928NIGMS NIH HHS P41 GM104603NIGMS NIH HHS R01 GM102474NIGMS NIH HHS U24 GM116787NIH HHS S10 OD021651
6 · The paper itself

Abstract

Enteroviruses support cell-to-cell viral transmission prior to their canonical lytic spread of virus. Poliovirus (PV), a prototype for human pathogenic positive-sense RNA enteroviruses, and picornaviruses in general, transport multiple virions en bloc via infectious extracellular vesicles, 100~1000 nm in diameter, secreted from host cells. Using biochemical and biophysical methods we identify multiple components in secreted microvesicles, including mature PV virions; positive-sense genomic and negative-sense replicative, template viral RNA; essential viral replication proteins; and cellular proteins. Using cryo-electron tomography, we visualize the near-native three-dimensional architecture of secreted infectious microvesicles containing both virions and a unique morphological component that we describe as a mat-like structure. While the composition of these mat-like structures is not yet known, based on our biochemical data they are expected to be comprised of unencapsidated RNA and proteins. In addition to infectious microvesicles, CD9-positive exosomes released from PV-infected cells are also infectious and transport virions. Thus, our data show that, prior to cell lysis, non-enveloped viruses are secreted within infectious vesicles that also transport viral unencapsidated RNAs, viral and host proteins. Understanding the structure and function of these infectious particles helps elucidate the mechanism by which extracellular vesicles contribute to the spread of non-enveloped virus infection.

Indexed as

Extracellular VesiclesHeLa CellsHumansPoliovirusRNA, ViralRNA, Viral

Identifiers

PMID32409751
PMCPMC7224179
OpenAlexW3025331987

What OpenQuestion holds

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Registered trials

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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.