Syrian hamsters as a small animal model for SARS-CoV-2 infection and countermeasure development

Masaki Imai, Kiyoko Iwatsuki‐Horimoto, Masato Hatta, +31

Proceedings of the National Academy of Sciences

Characterization and antiviral susceptibility of SARS-CoV-2 Omicron BA.2

Ryuta Uraki, Maki Kiso, Shun Iida, +34

Nature

ImmunologyAntiviral Drug DevelopmentVirologyInfection ControlAntiviral Drug +4

Comparison of Rapid Antigen Tests for COVID-19

Seiya Yamayoshi, Yuko Sakai‐Tagawa, Michiko Koga, +27

Viruses

Diagnostic VirologyInfectious Virus IsolationViral DiagnosticsCovid-19 PandemicImmunology +6

Antibody titers against SARS-CoV-2 decline, but do not disappear for several months

Seiya Yamayoshi, Atsuhiro Yasuhara, Mutsumi Ito, +32

EClinicalMedicine

A Highly Pathogenic Avian H7N9 Influenza Virus Isolated from A Human Is Lethal in Some Ferrets Infected via Respiratory Droplets

Masaki Imai, Tokiko Watanabe, Maki Kiso, +32

Cell Host & Microbe

Emergent VirusVirologyA HumanMicrobiologyRespiratory Droplets +3

Influenza A variants with reduced susceptibility to baloxavir isolated from Japanese patients are fit and transmit through respiratory droplets

Masaki Imai, Makoto Yamashita, Yuko Sakai‐Tagawa, +24

Nature Microbiology

VaccinationVirus EpidemiologyRespiratory DiseasesRespiratory InfectionInfectious Respiratory Disease +7

Characterization of a new SARS-CoV-2 variant that emerged in Brazil

Masaki Imai, Peter Halfmann, Seiya Yamayoshi, +56

Proceedings of the National Academy of Sciences

Correlation Analysis between Gut Microbiota Alterations and the Cytokine Response in Patients with Coronavirus Disease during Hospitalization

Taketoshi Mizutani, Aya Ishizaka, Michiko Koga, +12

Microbiology Spectrum

Longitudinal antibody repertoire in “mild” versus “severe” COVID-19 patients reveals immune markers associated with disease severity and resolution

Supriya Ravichandran, Youri Lee, Gabrielle Grubbs, +20

Science Advances

Longitudinal Antibody RepertoireViral DiagnosticsDisease SeverityHumoral ResponseImmunology +11

Antigenic drift originating from changes to the lateral surface of the neuraminidase head of influenza A virus

Atsuhiro Yasuhara, Seiya Yamayoshi, Maki Kiso, +7

Nature Microbiology

VaccinationVirus StructureViral EvolutionImmunologyVirology +7