Evidence map›Paper›PMID 28877473›Full record

ArticleCell reports2017

Crimean-Congo Hemorrhagic Fever Virus Suppresses Innate Immune Responses via a Ubiquitin and ISG15 Specific Protease.

Florine E M Scholte, Marko Zivcec, John V Dzimianski, Michelle K Deaton, Jessica R Spengler, Stephen R Welch, Stuart T Nichol, Scott D Pegan, Christina F Spiropoulou, Éric Bergeron

Open access · goldAbstract read
In one paragraph

Article in Cell reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 71 papers.

0numbers the graph read from it
0cells of the map it votes in
71citing papers in PubMed
6.2field-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

71 citing papers in PubMed, 96 citations in OpenAlex.

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  15. Reverse Genetics System for Crimean-Congo Hemorrhagic Fever Virus.Methods in molecular biology (Clifton, N.J.) · 2025
    Article
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11 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

10 authors at 3 institutions in 1 country.

Florine E M ScholteViral Special Pathogens Branch, Division of High-Consequence Pathogens and Pathology, National Center for Emerging and Zoonotic Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA.
Marko ZivcecViral Special Pathogens Branch, Division of High-Consequence Pathogens and Pathology, National Center for Emerging and Zoonotic Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA.
John V DzimianskiDepartment of Pharmaceutical and Biomedical Sciences, University of Georgia, Athens, GA 30602, USA.
Michelle K DeatonDepartment of Pharmaceutical and Biomedical Sciences, University of Georgia, Athens, GA 30602, USA.
Jessica R SpenglerViral Special Pathogens Branch, Division of High-Consequence Pathogens and Pathology, National Center for Emerging and Zoonotic Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA.
Stephen R WelchViral Special Pathogens Branch, Division of High-Consequence Pathogens and Pathology, National Center for Emerging and Zoonotic Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA.
Stuart T NicholViral Special Pathogens Branch, Division of High-Consequence Pathogens and Pathology, National Center for Emerging and Zoonotic Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA.
Scott D PeganDepartment of Pharmaceutical and Biomedical Sciences, University of Georgia, Athens, GA 30602, USA.
Christina F SpiropoulouViral Special Pathogens Branch, Division of High-Consequence Pathogens and Pathology, National Center for Emerging and Zoonotic Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA.
Éric BergeronViral Special Pathogens Branch, Division of High-Consequence Pathogens and Pathology, National Center for Emerging and Zoonotic Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA. Electronic address: ebergeron@cdc.gov.
Centers for Disease Control and Prevention · USUniversity of Georgia · USNational Center for Emerging and Zoonotic Infectious Diseases · US

Funding

Origin of the innate immunity suppression caused by nairovirus' protease activityR01AI109008 · NIAID · UNIVERSITY OF GEORGIA · PI PEGAN, SCOTT DUSAN · 2014 to 2018
$1.6M
Intramural CDC HHS CC999999NIAID NIH HHS R01 AI109008
6 · The paper itself

Abstract

Antiviral responses are regulated by conjugation of ubiquitin (Ub) and interferon-stimulated gene 15 (ISG15) to proteins. Certain classes of viruses encode Ub- or ISG15-specific proteases belonging to the ovarian tumor (OTU) superfamily. Their activity is thought to suppress cellular immune responses, but studies demonstrating the function of viral OTU proteases during infection are lacking. Crimean-Congo hemorrhagic fever virus (CCHFV, family Nairoviridae) is a highly pathogenic human virus that encodes an OTU with both deubiquitinase and deISGylase activity as part of the viral RNA polymerase. We investigated CCHFV OTU function by inactivating protease catalytic activity or by selectively disrupting its deubiquitinase and deISGylase activity using reverse genetics. CCHFV OTU inactivation blocked viral replication independently of its RNA polymerase activity, while deubiquitinase activity proved critical for suppressing the interferon responses. Our findings provide insights into viral OTU functions and support the development of therapeutics and vaccines.

Indexed as

CytokinesDeubiquitinating EnzymesFemaleHemorrhagic Fever Virus, Crimean-CongoHumansOvarian NeoplasmsUbiquitinUbiquitinsUbiquitin-Specific ProteasesVirus ReplicationCytokinesDeubiquitinating EnzymesISG15 protein, humanUbiquitinUbiquitinsUbiquitin-Specific ProteasesBunyavirusCrimean-Congo hemorrhagic feverinnate immunityinterferoninterferon stimulated gene-15reverse geneticsubiquitinubiquitin specific proteasevirus replication

Identifiers

PMID28877473
PMCPMC5616139
OpenAlexW2752456620

What OpenQuestion holds

Textmetadata
LicenceTDM
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.