The 73rd Annual Meeting of the Japanese Society for Virology
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Session Details

OralOrthomyxoviridae

[O]Orthomyxoviridae 2

Tue. Nov 3, 2026 11:00 AM - 12:00 PM JST
Tue. Nov 3, 2026 2:00 AM - 3:00 AM UTC
Room 4 (3F　Room 302)
Chair: Yukihiko Sugita (Laboratory of Supramolecular Structural Biology, Research Center for Infectious Diseases, Institute for Life and Medical Sciences, Kyoto University)
　　　Takeshi Ichinohe (Department of Infectious Disease Control, International Research Center for Infectious Diseases, Institute of Medical Science, The University of Tokyo)
11:00 AM - 11:12 AM JST(2:00 AM - 2:12 AM UTC)

[O2-4-6]NUP205 Supports Influenza A Virus Replication by Facilitating Early Nuclear Accumulation of vRNPs

*PEI WANG1, Itsuki Anzai1, Tokiko Watanabe1,2,3 (1. Department of Molecular Virology, Research Institute for Microbial Diseases, The University of Osaka, 2. Center for Infectious Disease Education and Research (CiDER), The University of Osaka, 3. Center for Advanced Modalities and DDS (CAMaD), The University of Osaka)
11:12 AM - 11:24 AM JST(2:12 AM - 2:24 AM UTC)

[O2-4-7]Pathogenicity and infection dynamics of Clade 2.3.4.4b H5N1 high pathogenicity avian influenza viruses isolated from marine mammals in Japan

*Hiroko Kobayashi1, Shintaro Shichinohe1, Takahiro Hiono2,3,4,5, Norikazu Isoda2,3,4,5, Yoshihiro Sakoda2,3,4,5, Tokiko Watanabe1,6,7 (1. Department of Molecular Virology, Research Institute for Microbial Diseases, The University of Osaka, 2. Laboratory of Microbiology, Faculty of Veterinary Medicine, Hokkaido University, 3. One Health Research Center, Hokkaido University, 4. Institute for Vaccine Research and Development, Hokkaido University, 5. International Collaboration Unit, International Institute for Zoonosis Control, Hokkaido University, 6. Center for Infectious Disease Education and Research, The University of Osaka, 7. Center for Advanced Modalities and DDS, The University of Osaka)
11:24 AM - 11:36 AM JST(2:24 AM - 2:36 AM UTC)

[O2-4-8]The Polymerase Complex Contributes to the High Pathogenicity of a Mammalian-derived Clade 2.3.4.4b H5N1 Virus in Mice

*Qingxin Li1, Shintaro Shichinohe1, Takahiro Hiono2,3,4,5, Makoto Shimooka1, Norikazu Isoda2,3,4,5, Yoshihiro Sakoda2,3,4,5, Tokiko Watanabe1,6,7 (1. Department of Molecular Virology, Research Institute for Microbial Diseases, The University of Osaka, 2. Laboratory of Microbiology, Faculty of Veterinary Medicine, Hokkaido University, 3. One Health Research Center, Hokkaido University, 4. Institute for Vaccine Research and Development, Hokkaido University, 5. International Collaboration Unit, International Institute for Zoonosis Control, Hokkaido University, 6. Center for Infectious Disease Education and Research, The University of Osaka, 7. Center for Advanced Modalities and DDS, The University of Osaka)
11:36 AM - 11:48 AM JST(2:36 AM - 2:48 AM UTC)

[O2-4-9]Analysis of high pathogenicity avian influenza virus infection cases in mammalian carnivores during the 2025–2026 season

*Takahiro Hiono1,2,3,4, Yoshiki Ichikawa1,2, Keisuke Aoshima1,2, Rika Kurino1,3, Yuki Otani1,2, Norikazu Isoda1,2,3,4, Keita Matsuno1,3,4, Manabu Onuma5, Yoshihiro Sakoda1,2,3,4, Naganori Nao1,3,4 (1. One Health Research Center, Hokkaido University, 2. Faculty of Veterinary Medicine, Hokkaido University, 3. International Institute for Zoonosis Control, Hokkaido University, 4. Hokkaido University Institute for Vaccine Research and Development (HU-IVReD), Hokkaido University, 5. National Institute for Environmental Studies)
11:48 AM - 12:00 PM JST(2:48 AM - 3:00 AM UTC)

[O2-4-10]Pathogenicity of H5N1 influenza viruses isolated from humans in Cambodia using a mouse model

*Shintaro Shichinohe1, Qingxin Li1, Ken-ichi Watanabe2, Hiroki Tanaka3,4, Jessica Anindita4, Sara Yoshimoto1, Nantaporn Kaewaroon1, Makoto Shimooka1, Luthfi Muawan1, Daisuke Motooka5, Itsuki Anzai1, Hidetaka Akita3,4, Tokiko Watanabe1,3,6 (1. Department of Molecular Virology, Research Institute for Microbial Diseases, The University of Osaka, 2. Research Center for Global Agromedicine, Obihiro University of Agriculture and Veterinary Medicine, 3. Center for Advanced Modalities and DDS (CAMaD), The University of Osaka, 4. Laboratory of DDS Design and Drug Disposition, Graduate School of Pharmaceutical Sciences, Tohoku University, 5. Genome Information Research Center, Research Institute for Microbial Diseases, The University of Osaka, 6. Center for Infectious Disease Education and Research (CiDER), The University of Osaka)
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