Evidence map›Paper›PMID 39950775›Full record

ArticleJournal of virology2025

Deglycosylation and truncation in the neuraminidase stalk are functionally equivalent in enhancing the pathogenicity of a high pathogenicity avian influenza virus in chickens.

Daiki Kobayashi, Takahiro Hiono, Hiromu Arakawa, Hiroyuki Kaji, Ayako Ohkawara, Takaya Ichikawa, Hinako Ban, Norikazu Isoda, Yoshihiro Sakoda

Abstract read
In one paragraph

Article in Journal of virology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

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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

9 authors.

Daiki KobayashiLaboratory of Microbiology, Department of Disease Control, Faculty of Veterinary Medicine, Hokkaido University, Sapporo, Hokkaido, Japan.ORCID 0009-0007-0072-1042
Takahiro HionoLaboratory of Microbiology, Department of Disease Control, Faculty of Veterinary Medicine, Hokkaido University, Sapporo, Hokkaido, Japan.ORCID 0000-0001-8897-3592
Hiromu ArakawaSystems Biology Division, Institute for Glyco-core Research (iGCORE), Nagoya University, Nagoya, Japan.
Hiroyuki KajiSystems Biology Division, Institute for Glyco-core Research (iGCORE), Nagoya University, Nagoya, Japan.
Ayako OhkawaraLaboratory of Microbiology, Department of Disease Control, Faculty of Veterinary Medicine, Hokkaido University, Sapporo, Hokkaido, Japan.
Takaya IchikawaLaboratory of Microbiology, Department of Disease Control, Faculty of Veterinary Medicine, Hokkaido University, Sapporo, Hokkaido, Japan.
Hinako BanLaboratory of Microbiology, Department of Disease Control, Faculty of Veterinary Medicine, Hokkaido University, Sapporo, Hokkaido, Japan.
Norikazu IsodaLaboratory of Microbiology, Department of Disease Control, Faculty of Veterinary Medicine, Hokkaido University, Sapporo, Hokkaido, Japan.
Yoshihiro SakodaLaboratory of Microbiology, Department of Disease Control, Faculty of Veterinary Medicine, Hokkaido University, Sapporo, Hokkaido, Japan.ORCID 0000-0001-7021-1688

Funding

Japan Agency for Medical Research and Development (AMED) JP233fa627005Japan Agency for Medical Research and Development (AMED) JP24wm000125008MEXT | Japan Science and Technology Agency (JST) JPMJSP2119MEXT | Japan Society for the Promotion of Science (JSPS) 23KJ0059Ministry of Education, Culture, Sports, Science and Technology (MEXT) 1801
6 · The paper itself

Abstract

Influenza A viruses with fewer amino acids in the neuraminidase (NA) stalk domain are primarily isolated from chickens rather than wild ducks, indicating that a shortened NA stalk is considered an adaptation marker of avian influenza viruses (AIVs) to chickens. Experimental passages of an H7N7 nonpathogenic AIV (rgVac2-P0) in chickens resulted in a highly pathogenic variant (Vac2-P3L4) with a 34-amino-acid deletion in the NA stalk, encompassing five potential

Indexed as

Influenza A virusInfluenza in BirdsNeuraminidaseViral ProteinsAnimalsChickensGlycosylationVirulenceNeuraminidaseViral Proteinshigh pathogenicity avian influenza virusneuraminidaseN-glycosylationpathogenicitysite-specific glycan occupancy

Identifiers

PMID39950775
PMCPMC11915841

What OpenQuestion holds

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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.