Evidence map›Paper›PMID 30574137›Full record

ArticleFrontiers in microbiology2018

Susceptibility of Influenza Viruses to the Novel Cap-Dependent Endonuclease Inhibitor Baloxavir Marboxil.

Emi Takashita, Hiroko Morita, Rie Ogawa, Kazuya Nakamura, Seiichiro Fujisaki, Masayuki Shirakura, Tomoko Kuwahara, Noriko Kishida, Shinji Watanabe, Takato Odagiri

Abstract read
In one paragraph

Article in Frontiers in microbiology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 62 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
62citing 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

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

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  6. Baloxavir susceptibility of seasonal influenza viruses during the first seven seasons of clinical use in Japan, 2017/18 to 2023/24.Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin · 2026
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2 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.

Emi TakashitaInfluenza Virus Research Center, National Institute of Infectious Diseases, Tokyo, Japan.
Hiroko MoritaInfluenza Virus Research Center, National Institute of Infectious Diseases, Tokyo, Japan.
Rie OgawaInfluenza Virus Research Center, National Institute of Infectious Diseases, Tokyo, Japan.
Kazuya NakamuraInfluenza Virus Research Center, National Institute of Infectious Diseases, Tokyo, Japan.
Seiichiro FujisakiInfluenza Virus Research Center, National Institute of Infectious Diseases, Tokyo, Japan.
Masayuki ShirakuraInfluenza Virus Research Center, National Institute of Infectious Diseases, Tokyo, Japan.
Tomoko KuwaharaInfluenza Virus Research Center, National Institute of Infectious Diseases, Tokyo, Japan.
Noriko KishidaInfluenza Virus Research Center, National Institute of Infectious Diseases, Tokyo, Japan.
Shinji WatanabeInfluenza Virus Research Center, National Institute of Infectious Diseases, Tokyo, Japan.
Takato OdagiriInfluenza Virus Research Center, National Institute of Infectious Diseases, Tokyo, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The novel cap-dependent endonuclease inhibitor baloxavir marboxil was approved for the treatment of influenza A and B virus infections in February 2018 in Japan. Because of the need to monitor influenza viruses for reduced susceptibility to this drug, we used two cell-based screening systems - a conventional plaque reduction assay and a focus reduction assay - to evaluate the susceptibility of influenza viruses to baloxavir. First, we generated a reference virus possessing an I38T substitution in the polymerase acidic subunit (PA), which is known to be associated with reduced susceptibility to baloxavir, and demonstrated the validity of our systems using this reference virus. We then determined the susceptibility of a panel of neuraminidase (NA) inhibitor-resistant viruses and their sensitive counterparts to baloxavir. No significant differences in baloxavir susceptibilities were found between the NA inhibitor-resistant and -sensitive viruses. We also examined seasonal influenza viruses isolated during the 2017-2018 influenza season in Japan and found that no currently circulating A(H1N1)pdm09, A(H3N2), or B viruses had significantly reduced susceptibility to baloxavir and none of the viruses possessed an amino acid substitution at PA residue 38. Use of a combination of methods to analyze antiviral susceptibility and detect amino acid substitutions is valuable for monitoring the emergence of baloxavir-resistant viruses.

Indexed as

baloxavir acidbaloxavir marboxilcap-dependent endonuclease inhibitorinfluenza virusneuraminidase inhibitorsresistanceS-033188

Identifiers

PMID30574137
PMCPMC6291754

What OpenQuestion holds

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LicenceCC BY
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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.