Evidence map›Paper›PMID 34882752›Full record

ArticlePLoS pathogens2021

Library-based analysis reveals segment and length dependent characteristics of defective influenza genomes.

Marisa Mendes, Alistair B Russell

Abstract read
In one paragraph

Article in PLoS pathogens, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

26 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  14. Quantification of influenza virus mini viral RNA dynamics using Cas13.bioRxiv : the preprint server for biology · 2024
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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

2 authors.

Marisa MendesDivision of Biological Sciences, University of California, San Diego, La Jolla, California, United States of America.ORCID 0000-0003-4070-7038
Alistair B RussellDivision of Biological Sciences, University of California, San Diego, La Jolla, California, United States of America.ORCID 0000-0002-5342-2309

Funding

Probing the contribution of viral heterogeneity to interferon inductionK22AI141678 · NIAID · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI RUSSELL, ALISTAIR B · 2020 to 2021
$269k
NIAID NIH HHS K22 AI141678
6 · The paper itself

Abstract

Found in a diverse set of viral populations, defective interfering particles are parasitic variants that are unable to replicate on their own yet rise to relatively high frequencies. Their presence is associated with a loss of population fitness, both through the depletion of key cellular resources and the stimulation of innate immunity. For influenza A virus, these particles contain large internal deletions in the genomic segments which encode components of the heterotrimeric polymerase. Using a library-based approach, we comprehensively profile the growth and replication of defective influenza species, demonstrating that they possess an advantage during genome replication, and that exclusion during population expansion reshapes population composition in a manner consistent with their final, observed, distribution in natural populations. We find that an innate immune response is not linked to the size of a deletion; however, replication of defective segments can enhance their immunostimulatory properties. Overall, our results address several key questions in defective influenza A virus biology, and the methods we have developed to answer those questions may be broadly applied to other defective viruses.

Indexed as

AnimalsCell LineDefective VirusesGenetic FitnessGenome, ViralHumansInfluenza A virus

Identifiers

PMID34882752
PMCPMC8691639

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.