Evidence map›Paper›PMID 31921042›Full record

ArticleFrontiers in microbiology2019

Functional Characterization and Direct Comparison of Influenza A, B, C, and D NS1 Proteins

Aitor Nogales, Teresa Aydillo, Gines Ávila-Pérez, Alba Escalera, Kevin Chiem, Richard Cadagan, Marta L DeDiego, Feng Li, Adolfo García-Sastre, Luis Martínez-Sobrido

Open access · goldAbstract read
In one paragraph

Article in Frontiers in microbiology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
3.4field-weighted citation impact, top 7% 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

32 citing papers in PubMed, 38 citations in OpenAlex.

  1. Efficient replication of influenza D virus in the human airway underscores zoonotic potential.Proceedings of the National Academy of Sciences of the United States of America · 2026
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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 5 institutions in 2 countries.

Aitor NogalesDepartment of Microbiology and Immunology, School of Medicine and Dentistry, University of Rochester, Rochester, NY, United States.
Teresa AydilloDepartment of Microbiology, Icahn School of Medicine at Mount Sinai, New York, NY, United States.
Gines Ávila-PérezDepartment of Microbiology and Immunology, School of Medicine and Dentistry, University of Rochester, Rochester, NY, United States.
Alba EscaleraDepartment of Microbiology, Icahn School of Medicine at Mount Sinai, New York, NY, United States.
Kevin ChiemDepartment of Microbiology and Immunology, School of Medicine and Dentistry, University of Rochester, Rochester, NY, United States.
Richard CadaganDepartment of Microbiology, Icahn School of Medicine at Mount Sinai, New York, NY, United States.
Marta L DeDiegoDepartment of Molecular and Cell Biology, Centro Nacional de Biotecnología, Consejo Superior de Investigaciones Científicas, Madrid, Spain.
Feng LiDepartment of Veterinary and Biomedical Sciences, South Dakota State University, Brookings, SD, United States.
Adolfo García-SastreDepartment of Microbiology, Icahn School of Medicine at Mount Sinai, New York, NY, United States.
Luis Martínez-SobridoDepartment of Microbiology and Immunology, School of Medicine and Dentistry, University of Rochester, Rochester, NY, United States.
Icahn School of Medicine at Mount Sinai · USUniversity of Rochester · USCentro de Investigación en Sanidad AnimalConsejo Superior de Investigaciones Científicas · ESSouth Dakota State University · US

Funding

Development of a High-Throughput Microfluidics-Enabled Functional Assay for Rapidly Identifying Neutralizing AntibodiesR01AI141607 · NIAID · UNIVERSITY OF MISSOURI-COLUMBIA · PI DE FIGUEIREDO, PAUL, HAN, ARUM · 2019 to 2023
$3.4M
Influenza D Virus Entry and Tissue TropismR01AI141889 · NIAID · UNIVERSITY OF KENTUCKY · PI LI, FENG · 2018 to 2022
$2.6M
NIAID NIH HHS HHSN272201400005CNIAID NIH HHS HHSN272201400008CNIAID NIH HHS R01 AI141607NIAID NIH HHS R01 AI141889
6 · The paper itself

Abstract

Influenza viruses are important pathogens that affect multiple animal species, including humans. There are four types of influenza viruses: A, B, C, and D (IAV, IBV, ICV, and IDV, respectively). IAV and IBV are currently circulating in humans and are responsible of seasonal epidemics (IAV and IBV) and occasional pandemics (IAV). ICV is known to cause mild infections in humans and pigs, while the recently identified IDV primarily affect cattle and pigs. Influenza non-structural protein 1 (NS1) is a multifunctional protein encoded by the NS segment in all influenza types. The main function of NS1 is to counteract the host antiviral defense, including the production of interferon (IFN) and IFN-stimulated genes (ISGs), and therefore is considered an important viral pathogenic factor. Despite of homologous functions, the NS1 protein from the diverse influenza types share little amino acid sequence identity, suggesting possible differences in their mechanism(s) of action, interaction(s) with host factors, and contribution to viral replication and/or pathogenesis. In addition, although the NS1 protein of IAV, IBV and, to some extent ICV, have been previously studied, it is unclear if IDV NS1 has similar properties. Using an approach that allow us to express NS1 independently of the nuclear export protein from the viral NS segment, we have generated recombinant IAV expressing IAV, IBV, ICV, and IDV NS1 proteins. Although recombinant viruses expressing heterotypic (IBV, ICV, and IDV) NS1 proteins were able to replicate similarly in canine MDCK cells, their viral fitness was impaired in human A549 cells and they were highly attenuated

Indexed as

influenza A virus (IAV)influenza B virus (IBV)influenza C virus (ICV)influenza D virus (IDV)innate immunityinterferon (IFN)non-structural protein 1 (NS1)signal transducer and activator of transcription 2 (STAT2)

Identifiers

PMID31921042
PMCPMC6927920
OpenAlexW2995165871

What OpenQuestion holds

Textmetadata
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.