Yasuha Arai

Kyoto, Japan

Last Updated: 09/26/2026

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Found 23 publications

Intra-patient neuraminidase mutations in avian H5N1 influenza virus reduce sialidase activity to complement weaker hemagglutinin binding and facilitate human infection.

Intra-patient neuraminidase mutations in avian H5N1 influenza virus reduce sialidase activity to complement weaker hemagglutinin binding and facilitate human infection.

Journal: PLoS pathogens

Published: July 09, 2025

The host tropism of current zoonotic H7N9 viruses depends mainly on an acid-labile hemagglutinin with a single amino acid mutation in the stalk region.

The host tropism of current zoonotic H7N9 viruses depends mainly on an acid-labile hemagglutinin with a single amino acid mutation in the stalk region.

Journal: PLoS pathogens

Published: November 09, 2022

ACE2 N-glycosylation modulates interactions with SARS-CoV-2 spike protein in a site-specific manner.

ACE2 N-glycosylation modulates interactions with SARS-CoV-2 spike protein in a site-specific manner.

Journal: Communications biology

Published: July 10, 2022

Stimulation of interferon-β responses by aberrant SARS-CoV-2 small viral RNAs acting as retinoic acid-inducible gene-I agonists.

Stimulation of interferon-β responses by aberrant SARS-CoV-2 small viral RNAs acting as retinoic acid-inducible gene-I agonists.

Journal: iScience

Published: May 27, 2022

Double mutations in the H9N2 avian influenza virus PB2 gene act cooperatively to increase viral host adaptation and replication for human infections.

Double mutations in the H9N2 avian influenza virus PB2 gene act cooperatively to increase viral host adaptation and replication for human infections.

Journal: The Journal of general virology

Published: June 01, 2021

Development of genus-specific universal primers for the detection of flaviviruses.

Development of genus-specific universal primers for the detection of flaviviruses.

Journal: Virology journal

Published: April 14, 2021

"Genetic tuning" of avian influenza virus host adaptation from birds to humans.

"Genetic tuning" of avian influenza virus host adaptation from birds to humans.

Journal: Biosafety and health

Published: September 23, 2020

PA Mutations Inherited during Viral Evolution Act Cooperatively To Increase Replication of Contemporary H5N1 Influenza Virus with an Expanded Host Range.

PA Mutations Inherited during Viral Evolution Act Cooperatively To Increase Replication of Contemporary H5N1 Influenza Virus with an Expanded Host Range.

Journal: Journal of virology

Published: August 12, 2020

H9N2 Influenza Virus Infections in Human Cells Require a Balance between Neuraminidase Sialidase Activity and Hemagglutinin Receptor Affinity.

H9N2 Influenza Virus Infections in Human Cells Require a Balance between Neuraminidase Sialidase Activity and Hemagglutinin Receptor Affinity.

Journal: Journal of virology

Published: June 26, 2020

Infection of Human Tracheal Epithelial Cells by H5 Avian Influenza Virus Is Regulated by the Acid Stability of Hemagglutinin and the pH of Target Cell Endosomes.

Infection of Human Tracheal Epithelial Cells by H5 Avian Influenza Virus Is Regulated by the Acid Stability of Hemagglutinin and the pH of Target Cell Endosomes.

Journal: Viruses

Published: December 24, 2019

PB2 mutations arising during H9N2 influenza evolution in the Middle East confer enhanced replication and growth in mammals.

PB2 mutations arising during H9N2 influenza evolution in the Middle East confer enhanced replication and growth in mammals.

Journal: PLoS pathogens

Published: March 11, 2019

Genetic Compatibility of Reassortants between Avian H5N1 and H9N2 Influenza Viruses with Higher Pathogenicity in Mammals.

Genetic Compatibility of Reassortants between Avian H5N1 and H9N2 Influenza Viruses with Higher Pathogenicity in Mammals.

Journal: Journal of virology

Published: November 05, 2018

Showing 1-12 of 23

Last Updated: 09/26/2026