Evidence map›Paper›PMID 30846846›Full record

ArticleScientific reports2019

Secondary structure of the segment 5 genomic RNA of influenza A virus and its application for designing antisense oligonucleotides.

Paula Michalak, Marta Soszynska-Jozwiak, Ewa Biala, Walter N Moss, Julita Kesy, Barbara Szutkowska, Elzbieta Lenartowicz, Ryszard Kierzek, Elzbieta Kierzek

Abstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
–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

24 citing papers in PubMed.

  1. Review
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  6. In vivo secondary structural analysis of Influenza A virus genomic RNA.Cellular and molecular life sciences : CMLS · 2023
    Article
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  19. Novel perspectives for SARS-CoV-2 genome browsing.Journal of integrative bioinformatics · 2021
    Article
  20. Review
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

9 authors.

Paula MichalakInstitute of Bioorganic Chemistry Polish Academy of Sciences, 61-704 Poznan, Noskowskiego 12/14, Poland.
Marta Soszynska-JozwiakInstitute of Bioorganic Chemistry Polish Academy of Sciences, 61-704 Poznan, Noskowskiego 12/14, Poland.
Ewa BialaInstitute of Bioorganic Chemistry Polish Academy of Sciences, 61-704 Poznan, Noskowskiego 12/14, Poland.
Walter N MossRoy J. Carver Department of Biophysics, Biochemistry and Molecular Biology, Iowa State University, Ames, IA, 50011, USA.
Julita KesyInstitute of Bioorganic Chemistry Polish Academy of Sciences, 61-704 Poznan, Noskowskiego 12/14, Poland.
Barbara SzutkowskaInstitute of Bioorganic Chemistry Polish Academy of Sciences, 61-704 Poznan, Noskowskiego 12/14, Poland.
Elzbieta LenartowiczInstitute of Bioorganic Chemistry Polish Academy of Sciences, 61-704 Poznan, Noskowskiego 12/14, Poland.
Ryszard KierzekInstitute of Bioorganic Chemistry Polish Academy of Sciences, 61-704 Poznan, Noskowskiego 12/14, Poland.
Elzbieta KierzekInstitute of Bioorganic Chemistry Polish Academy of Sciences, 61-704 Poznan, Noskowskiego 12/14, Poland. elzbieta.kierzek@ibch.poznan.pl.

Funding

Finding, folding and characterizing the functions of disease-relevant RNA structuresR01GM133810 · NIGMS · IOWA STATE UNIVERSITY · PI Walter Moss · 2019 to 2026
$2.8M
Understanding Epstein Barr virus oncogenicity through non-coding RNA structureR00GM112877 · NIGMS · IOWA STATE UNIVERSITY · PI MOSS, WALTER · 2017 to 2019
$747k
NIGMS NIH HHS R00 GM112877NIGMS NIH HHS R01 GM133810
6 · The paper itself

Abstract

Influenza virus causes seasonal epidemics and dangerous pandemic outbreaks. It is a single stranded (-)RNA virus with a segmented genome. Eight segments of genomic viral RNA (vRNA) form the virion, which are then transcribed and replicated in host cells. The secondary structure of vRNA is an important regulator of virus biology and can be a target for finding new therapeutics. In this paper, the secondary structure of segment 5 vRNA is determined based on chemical mapping data, free energy minimization and structure-sequence conservation analysis for type A influenza. The revealed secondary structure has circular folding with a previously reported panhandle motif and distinct novel domains. Conservations of base pairs is 87% on average with many structural motifs that are highly conserved. Isoenergetic microarray mapping was used to additionally validate secondary structure and to discover regions that easy bind short oligonucleotides. Antisense oligonucleotides, which were designed based on modeled secondary structure and microarray mapping, inhibit influenza A virus proliferation in MDCK cells. The most potent oligonucleotides lowered virus titer by ~90%. These results define universal for type A structured regions that could be important for virus function, as well as new targets for antisense therapeutics.

Indexed as

Genome, ViralOligonucleotides, AntisenseInfluenza A virusProtein Structure, SecondaryOligonucleotides, Antisense

Identifiers

PMID30846846
PMCPMC6406010

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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.