| 2025 | In vitro characterization of vaccine strain-like porcine reproductive and respiratory syndrome virus strains isolated from weaned pigs exhibiting respiratory symptoms
                    Goda I, Inoue A, Kojima I, Esaki M, Hasegawa T, Okuya K, Ozawa M | Pathogens | 
                
                  | 2025 | Genetic diversity of highly pathogenic avian influenza viruses isolated in Hokkaido, Japan, during winter 2024-2025
                    Isoda N, Hew LY, Nishikawa K, Takaya F, Shimazu Y, Kobayashi D, Nabeshima K, Honjyo H, Esaki M, Okuya K, Soda K, Ito H, Kumagai A, Nishiura H, Hiono T, Takakuwa H, Usui T, Ozawa M, Uchida Y, Onuma M, Sakoda Y | Pathogens | 
                
                  | 2025 | Surveillance of avian influenza viruses in the Izumi plain reveals the role of wild ducks in the introduction of H5N1 HPAIVs during the 2023/24 winter season
                    Esaki M, Okuya K, Tokorozaki K, Haraguchi Y, Jun Ito, Ozawa M | Comparative Immunology, Microbiology and Infectious Diseases | 
                
                  | 2025 | Genetic diversity of sarbecoviruses isolated from microbats in Southern Japan
                    Okuya K, Sata S, Esaki M, Kojima I, Kajihara M, Murakami S, Sakata T, Funakoshi K, Ozawa M | Virology Journal | 
                
                  | 2025 | Molecular sexing in owls (Aves, Strigiformes) and the unique genetic structure of the chromodomain helicase DNA-binding protein 1 (CHD1) gene on chromosome W
                    Esaki M, Momohara K, Haga A, Narahashi M, Aung MM, Tokorozaki K, Haraguchi Y, Okuya K, Nishiumi I, Onuma M, Ozawa M | Genes | 
                
                  | 2025 | Genetic and biological characteristics of gruid herpesvirus 1 isolated from wild cranes affected by inclusion body disease of cranes
                    Ishikawa K, Hatai H, Horie M, Ozawa M, Tomioka Y, Ijiri M, Tokorozaki K, Ikeda T, Maruyama S, Esaki M, Fujimoto Y | Transboundary and Emerging Diseases | 
                
                  | 2025 | Highly pathogenic avian influenza A(H5N1) outbreak in endangered cranes, Izumi plain, Japan, 2022–23
                    Esaki M, Okuya K, Tokorozaki K, Haraguchi Y, Hasegawa T, Ozawa M | Emerging Infectious Diseases | 
                
                  | 2025 | Performance evaluation of an improved RAISING method for clonality analysis of bovine leukemia virus-infected cells: a collaborative study in Japan
                    Okagawa T, Nojiri N, Yoshida-Furihata H, Nao N, Tominaga M, Kohara J, Gondaira S, Higuchi H, Takeda Y, Ogawa H, Yamada S, Murakami K, Suzuki Y, Takai S, Maezawa M, Inokuma H, Shimizu K, Inoshima Y, Usui T, Tagawa M, Yamamoto M, Mekata H, Esaki M, Ozawa M, Matsudaira T, Maekawa N, Murata S, Ohashi K, Saito M, Konnai S. | Journal of Veterinary Medical Science | 
                
                  | 2024 | The first isolation and characterization of bat jeilongviruses in Japan
                    Sata S, Kojima I, Esaki M, Funakoshi K, Kajihara M, Hirano S, Murakami S, Miyazaki K, Ozawa M, Okuya K | Transboundary and Emerging Diseases | 
                
                  | 2024 | Establishment of an immortalized porcine alveolar macrophage cell line that supports efficient replication of porcine reproductive and respiratory syndrome viruses
                    Van Diep N, Hayakawa-Sugaya Y, Ishikawa S, Kawaguchi H, Suda Y, Esaki M, Okuya K, Ozawa M | Pathogens | 
                
                
                  | 2024 | First record of the Endo’s pipistrelle (Pipistrellus endoi) in Fukuoka Prefecture, Japan: echolocation calls, morphological characteristics, and genetic analysis based on mitochondrial CO1 sequences
                    Funakoshi K, Kinugasa J, Watanabe H, Esaki M, Okuya K | Bulletin of the Kitakyushu Museum of Natural History | 
                
                  | 2024 | Phylogenetic characterization of novel reassortant 2.3.4.4b H5N8 highly pathogenic avian influenza viruses isolated from domestic ducks in Egypt during the winter season 2021–2022
                    Saad N, Esaki M, Kojima I, Khalil AM, Osuga S, Shahein MA, Okuya K, Ozawa M, Alhatlani BY | Viruses | 
                
                  | 2024 | Metagenomic analysis of the gut microbiota of hooded cranes (Grus monacha) on the Izumi plain in Japan
                    Takada K, Nakagawa S, Kryukov K, Ozawa M, Watanabe T | FEBS Open Bio | 
                
                  | 2024 | Cocirculation of genetically distinct highly pathogenic avian influenza H5N5 and H5N1 viruses in crows, Hokkaido, Japan
                    Hew YL, Hiono T, Monne I, Nabeshima K, Sakuma S, Kumagai A, Okamura S, Soda K, Ito H, Esaki M, Okuya K, Ozawa M, Yabuta T, Takakuwa H, Nguyen LB, Isoda N, Miyazawa K, Onuma M, Sakoda Y | Emerging Infectious Diseases | 
                
                  | 2024 | Molecular characterization of an avian rotavirus a strain detected from a large-billed crow (Corvus macrorhynchos) in Japan
                    Fujii Y, Masatani T, Nishiyama S, Takahashi T, Okajima M, Izumi F, Sakoda Y, Takada A, Ozawa M, Sugiyama M, Ito N | Virology | 
                
                  | 2024 | Isolation and genetic characterization of multiple genotypes of both H5 and H7 avian influenza viruses from environmental water in the Izumi plain, Kagoshima prefecture, Japan during the 2021/22 winter season
                    Okuya K, Esaki M, Tokorozaki K, Hasegawa T, Ozawa M | Comparative Immunology, Microbiology and Infectious Diseases | 
                
                  | 2023 | Differential role of NSs genes in the neurovirulence of two genogroups of Akabane virus causing postnatal encephalomyelitis
                    Okajima M, Takenaka-Uema A, Fujii Y, Izumi F, Kojima I, Ozawa M, Naitou K, Suda Y, Nishiyama S, Murakami S, Horimoto T, Ito N, Shirafuji H, Yanase T, Masatani T | Archives of Virology | 
                
                  | 2023 | CTX-M-55-type ESBL-producing fluoroquinolone-resistant Escherichia coli sequence type 23 repeatedly caused avian colibacillosis in Kagoshima Prefecture, Japan
                    Misumi W, Magome A, Okuhama E, Uchimura E, Tamamura-Andoh Y, Watanabe Y, Kusumoto M | Journal of Global Antimicrobial Resistance | 
                
                  | 2023 | Stability of the virucidal activity of commercial disinfectants against avian influenza viruses under different environmental conditions
                    Khalil AM, Esaki M, Okuya K, Ozawa M | Pathogens | 
                
                  | 2023 | Evaluation of the effect of Pb pollution on avian influenza virus-specific antibody production in black-headed gulls (Chroicocephalus ridibundus)
                    Ushine N, Ozawa M, Nakayama SMM, Ishizuka M, Kato T, Hayama S | Animals | 
                
                  | 2023 | Newly emerged genotypes of highly pathogenic H5N8 avian influenza viruses in Kagoshima prefecture, Japan during winter 2020/21
                    Okuya K, Khalil AM, Esaki M, Nishi N, Koyamada D, Saito R, Tokorozaki K, Hasegawa T, Ozawa M | Journal of General Virology | 
                
                  | 2023 | Surveillance, isolation, and genetic characterization of bat herpesviruses in Zambia
                    Harima H, Qiu Y, Yamagishi J, Kajihara M, Changula K, Okuya K, Isono M, Yamaguchi T, Ogawa H, Nao N, Sasaki M, Simulundu E, Mween AS, Sawa H, Ishihara K,  Hang'ombe BM, Takada A | Viruses | 
                
                  | 2023 | Avian paramyxovirus serotype-1 isolation from migratory birds and environmental water in southern Japan: an epidemiological survey during the 2018/19-2021/2022 winter seasons
                    Matsunaga N, Ijiri M, Ishikawa K, Ozawa M, Okuya K, Khalil AM, Kojima I, Esaki M, Masatani T, Matsui T, Fujimoto Y | Microbiology and Immunology | 
                
                  | 2023 | Genetic characterization of bovine respiratory syncytial viruses in Japan between 2017 and 2019
                    Mitarai S, Okuya K, Miyane K, Miyamoto M, Ishikawa S, Kawaguchi H, Hatazoe I, Suda Y, Arima E, Nakazato H, Hobo S, Masatani T, Ozawa M | Archives of Virology | 
                
                  | 2022 | Novel RT-PCR using sugar chain-immobilized gold-nanoparticles correlates patients' symptoms: the follow-up study of COVID-19 hospitalized patients
                    Kajiya T, Sawayama H, Arima E, Okamoto M, Baba M, Toyama M, Okuya K, Ozawa M, Atsuchi N, Nishi J, Suda Y | Viruses | 
                
                  | 2022 | Molecular characterisation of a novel avian rotavirus A strain detected from a gull species (Larus sp.)
                    Fujii Y, Masatani T, Nishiyama S, Okajima M, Izumi F, Okazaki K, Sakoda Y, Takada A, Ozawa M, Sugiyama M, Ito N | Journal of General Virology | 
                
                  | 2022 | Experimental and natural infections of white-tailed sea eagles (Haliaeetus albicilla) with high pathogenicity avian influenza virus of H5 subtype
                    Fujimoto Y, Ogasawara K, Isoda N, Hatai H, Okuya K, Watanabe Y, Takada A, Sakoda Y, Saito K, Ozawa M | Frontiers in Microbiology | 
                
                  | 2022 | The amino acid at position 95 in the matrix protein of rabies virus is involved in antiviral stress granule formation in infected cells
                    Kojima I, Onomoto K, Zuo W, Ozawa M, Okuya K, Naitou K, Izumi F, Okajima M, Fujiwara T, Ito N, Yoneyama M, Yamada K, Nishizono A, Sugiyama M, Fujita T, Masatani T | Journal of Virology | 
                
                  | 2022 | Genetic characterization of avian influenza viruses isolated from the Izumi plain, Japan in 2019/20 winter season
                    Okuya K, Khalil AM, Esaki M, Kojima I, Nishi N, Koyamada D, Matsui T, Yoshida Y, Ozawa M | Pathogens | 
                
                  | 2022 | Human ACE2 genetic polymorphism affecting SARS-CoV and SARS-CoV-2 entry into cells
                    Hattori T, Saito T, Okuya K, Takahashi Y, Miyamoto H, Kajihara M, Igarashi M, Takada A | Microbiology Spectrum | 
                
                  | 2022 | Genetically diverse highly pathogenic avian influenza A(H5N1/H5N8) viruses among wild waterfowl and domestic poultry, Japan, 2021
                    Okuya K, Mine J, Tokorozaki K, Kojima I, Esaki M, Miyazawa K, Tsunekuni R, Sakuma S, Kumagai A, Takadate Y, Kikutani Y, Matsui T, Uchida Y, Ozawa M | Emerging Infectious Diseases | 
                
                  | 2022 | Improved method for avian influenza virus isolation from environmental water samples
                    Khalil AM, Kojima I, Fukunaga W, Okajima M, Mitarai S, Fujimoto Y, Matsui T, Kuwahara M, Masatani T, Okuya K, Ozawa M | Transboundary and Emerging Diseases | 
                
                  | 2022 | Prevalence and organ tropism of crane-associated adenovirus 1 in cranes overwintering on the Izumi plain, Japan
                    Esaki M, Ito G, Tokorozaki K, Matsui T, Masatani T, Amano K, Ozawa M | Transboundary and Emerging Diseases | 
                
                  | 2022 | Gargling with povidone iodine has a short-term inhibitory effect on SARS-CoV-2 in patients with COVID-19
                    Seikai T, Takada A, Hasebe A, Kajihara M, Okuya K, Sekiguchi-Yamada T, Kakuguchi W, Konno S, Ohiro Y | Journal of Hospital Infection | 
                
                  | 2022 | Multiple routes of antibody-dependent enhancement of SARS-CoV-2 infection
                    Okuya K, Hattori T, Saito T, Takadate Y, Sasaki M, Furuyama W, Marzi A, Ohiro Y, Konno S, Hattori T, Takada A | Microbiology Spectrum | 
                
                  | 2022 | A lethal case of natural infection with the H5N8 highly pathogenic avian influenza virus of clade 2.3.4.4 in a mandarin duck
                    Khalil AM, Hatai H, Fujimoto Y, Kojima I, Okajima M, Esaki M, Kinoshita K, Ozawa M | Zoonotic Diseases | 
                
                  | 2022 | Molecular mechanisms underlying the cellular entry and host range restriction of Lujo virus
                    Saito T, Hattori T, Okuya K, Manzoor R, Miyamoto H, Kajihara M, Takada A | mBio | 
                
                  | 2021 | Structural requirements in the hemagglutinin cleavage site-coding RNA region for the generation of highly pathogenic avian influenza virus
                    Kida Y, Okuya K, Saito T, Yamagishi J, Ohnuma A, Hattori T, Miyamoto H, Manzoor R, Yoshida R, Nao N, Kajihara M, Watanabe T, Takada A | Pathogens | 
                
                  | 2021 | Serological and molecular epidemiological study on swine influenza in Zambia
                    Harima H, Okuya K, Kajihara M, Ogawa H, Simulundu E, Bwalya E, Qiu Y, Mori-Kajihara A, Munyeme M, Sakoda Y, Saito T, Hang'ombe BM, Sawa H, Mweene AS, Takada A | Transboundary and Emerging Diseases | 
                
                  | 2021 | Attenuated infection by a Pteropine orthoreovirus isolated from an Egyptian fruit bat in Zambia
                    Harima H, Sasaki M, Orba Y, Okuya K, Qiu Y, Wastika CE, Changula K, Kajihara M, Simulundu E, Yamaguchi T, Eto Y, Mori-Kajihara A, Sato A, Taniguchi S, Takada A, Saijo M, Hang'ombe BM, Sawa H | PLoS Neglected Tropical Diseases | 
                
                  | 2021 | Macrocyclic peptides exhibit antiviral effects against influenza virus HA and prevent pneumonia in animal models
                    Saito M, Itoh Y, Yasui F, Munakata T, Yamane D, Ozawa M, Ito R, Katoh T, Ishigaki H, Nakayama M, Shichinohe S, Yamaji K, Yamamoto N, Ikejiri A, Honda T, Sanada T, Sakoda Y, Kida H, Le TQM, Kawaoka Y, Ogasawara K, Tsukiyama-Kohara K, Suga H, Kohara M | Nature Communications | 
                
                  | 2021 | Analyses of cell death mechanisms related to amino acid substitution at position 95 in the rabies virus matrix protein
                    Kojima I, Izumi F, Ozawa M, Fujimoto Y, Okajima M, Ito N, Sugiyama M, Masatani T | Journal of General Virology | 
                
                  | 2021 | Establishment of a safe and convenient assay for detection of HA subtype-specific antibodies with PB2 gene-knockout influenza viruses
                    Ito G, Morikawa M, Akimoto S, Masatani T, Ozawa M | Virus Research | 
                
                  | 2021 | Association between antimicrobial treatment and resistance of pathogenic Escherichia coli isolated from diseased swine in Kagoshima Prefecture, Japan
                    Misumi W, Funamori T, Hamada K, Iwamoto J, Fujisono S, Chitose K, Kusumoto M | Journal of Veterinary Medical Science | 
                
                  | 2021 | Detection and molecular characterization of Babesia sp. in wild boar (Sus scrofa) from western Japan
                    Morikawa M, Mitarai S, Kojima I, Okajima M, Hatai H, Takano A, Shimoda H, Maeda K, Matsuu A, Yoshida A, Hayashi K, Ozawa M, Masatani T | Ticks and Tick-Borne Diseases | 
                
                  | 2021 | Variation in the HA antigenicity of A(H1N1)pdm09-related swine influenza viruses
                    Khalil AM, Yoshida R, Masatani T, Takada A, Ozawa M | Journal of General Virology | 
                
                  | 2021 | Newly-designed primer pairs for the detection of type 2 porcine reproductive and respiratory syndrome virus genes
                    Fukunaga W, Hayakawa-Sugaya Y, Koike F, Van Diep N, Kojima I, Yoshida Y, Suda Y, Masatani T, Ozawa M | Journal of Virological Methods | 
                
                  | 2021 | Genetic characterization of H5N8 highly pathogenic avian influenza viruses isolated from falcated ducks and environmental water in Japan in november 2020
                    Khalil AM, Fujimoto Y, Kojima I, Esaki M, Ri K, Masatani T, Matsui T, Ozawa M | Pathogens | 
                
                  | 2020 | A novel mechanism underlying antiviral activity of an influenza virus M2-specific antibody
                    Manzoor R, Eguchi N, Yoshida R, Ozaki H, Kondoh T, Okuya K, Miyamoto H, Takada A | Journal of Virology | 
                
                  | 2020 | Molecular detection of tick-borne protozoan parasites in sika deer (Cervus nippon) from western regions of Japan
                    Masatani T, Hayashi K, Morikawa M, Ozawa M, Kojima I, Okajima M, Takano A, Shimoda H, Maeda K, Matsuu A, Yoshida A | Parasitology International | 
                
                  | 2020 | A biaryl sulfonamide derivative as a novel inhibitor of filovirus infection
                    Isono M, Furuyama W, Kuroda M, Kondoh T, Igarashi M, Kajihara M, Yoshida R, Manzoor R, Okuya K, Miyamoto H, Feldmann H, Marzi A, Sakaitani M, Nanbo A, Takada A | Antiviral Research | 
                
                  | 2020 | Characterization of mammalian orthoreoviruses isolated from faeces of pigs in Zambia
                    Harima H, Sasaki M, Kajihara M, Gonzalez G, Simulundu E, Bwalya EC, Qiu Y, Okuya K, Isono M, Orba Y, Takada A, Hang'ombe BM, Mweene AS, Sawa H | Journal of General Virology | 
                
                  | 2020 | Complete genome sequences of two akabane virus strains causing bovine postnatal encephalomyelitis in Japan
                    Okajima M, Ozawa M, Kojima I, Shirafuji H, Yanase T, Masatani T | Microbiology Resource Announcements | 
                
                  | 2020 | A surrogate animal model for screening of Ebola and Marburg glycoprotein-targeting drugs using pseudotyped vesicular stomatitis viruses
                    Saito T, Maruyama J, Nagata N, Isono M, Okuya K, Takadate Y, Kida Y, Miyamoto H, Mori-Kajihara A, Hattori T, Furuyama W, Ogawa S, Iida S, Takada A | Viruses | 
                
                  | 2020 | Chondrosarcoma with undifferentiated neoplastic cell proliferation around the distal tibiotarsus bone in a wild Hooded Crane (Grus monacha)
                    Hatai H, Tokorozaki K, Haraguchi Y, Matsui T, Ozawa M | Journal of Veterinary Medical Science | 
                
                  | 2020 | Comparative analyses of the antiviral activities of IgG and IgA antibodies to influenza A virus M2 protein
                    Okuya K, Eguchi N, Manzoor R, Yoshida R, Saito S, Suzuki T, Sasaki M, Saito T, Kida Y, Mori-Kajihara A, Miyamoto H, Ichii O, Kajihara M, Higashi H, Takada A | Viruses | 
                
                  | 2020 | Identification of interferon-stimulated genes that attenuate Ebola virus infection
                    Kuroda M, Halfmann PJ, Hill-Batorski L, Ozawa M, Lopes TJS, Neumann G, Schoggins JW, Rice CM, Kawaoka Y | Nature Communications | 
                
                
                  | 2020 | Impact of the embryonated chicken egg isolation process used for avian influenza viruses on subsequent characterization of viral hemagglutinin gene
                    Kato K, Kojima I, Fukunaga W, Masatani T, Kuwahara M, Ozawa M | SF Veterinary Science and Pet Care | 
                
                  | 2020 | Potential role of nonneutralizing IgA antibodies in cross-protective immunity against influenza A viruses of multiple hemagglutinin subtypes
                    Okuya K, Yoshida R, Manzoor R, Saito S, Suzuki T, Sasaki M, Saito T, Kida Y, Mori-Kajihara A, Kondoh T, Sato M, Kajihara M, Miyamoto H, Ichii O, Higashi H, Takada A | Journal of Virology | 
                
                  | 2020 | Genetic and antigenic characterization of H5 and H7 avian influenza viruses isolated from migratory waterfowl in Mongolia from 2017 to 2019
                    Ulaankhuu A, Bazarragchaa E, Okamatsu M, Hiono T, Bodisaikhan K, Amartuvshin T, Tserenjav J, Urangoo T, Buyantogtokh K, Matsuno K, Hattori T, Kondoh T, Sato M, Takadate Y, Torii S, Isono M, Okuya K, Saito T, Kasajima N, Kida Y, Maruyama J, Igarashi M, Takada A, Kida H, Batchuluun D, Sakoda Y | Virus Genes | 
                
                  | 2020 | Genetic and biological diversity of porcine sapeloviruses prevailing in Zambia
                    Harima H, Kajihara M, Simulundu E, Bwalya E, Qiu Y, Isono M, Okuya K, Gonzalez G, Yamagishi J, Hang'ombe BM, Sawa H, Mweene AS, Takada A | Viruses | 
                
                
                  | 2020 | Nationwide prevalence of Torque teno sus virus 1 and k2a in pig populations in Japan
                    Furukawa A, Mitarai S, Takagi M, Yoshida Y, Ozawa M, Taneno A, Deguchi E | Microbiology and Immunology | 
                
                  | 2020 | Transition in genetic constellations of H3N8 and H4N6 low-pathogenic avian influenza viruses isolated from an overwintering site in Japan throughout different winter seasons
                    Khalil AM, Nishi N, Kojima I, Fukunaga W, Kuwahara M, Masatani T, Matsui T, Ozawa M | Archives of Virology | 
                
                  | 2020 | Mutations in the neuraminidase-like protein of bat influenza H18N11 virus enhance virus replication in mammalian cells, mice, and ferrets
                    Zhong G, Fan S, Hatta M, Nakatsu S, Walters KB, Lopes TJS, Wang JI, Ozawa M, Karasin A, Li Y, Tong S, Donis RO, Neumann G, Kawaoka Y | Journal of Virology | 
                
                  | 2019 | Serological survey of influenza A virus infection in Japanese wild boars (Sus scrofa leucomystax)
                    Fujimoto Y, Inoue H, Ozawa M, Matsuu A | Microbiology and Immunology | 
                
                  | 2019 | Identification of a distinct lineage of aviadenovirus from crane feces
                    Mukai Y, Tomita Y, Kryukov K, Nakagawa S, Ozawa M, Matsui T, Tomonaga K, Imanishi T, Kawaoka Y, Watanabe T, Horie M | Virus Genes | 
                
                  | 2019 | Development of a model of porcine epidemic diarrhea in microminipigs
                    Kawaguchi H, Horie M, Onoue K, Noguchi M, Akioka K, Masatani T, Miura N, Ozawa M, Tanimoto A | Veterinary Pathology | 
                
                  | 2019 | Marburgvirus in Egyptian fruit bats, Zambia
                    Kajihara M, Hang'ombe BM, Changula K, Harima H, Isono M, Okuya K, Yoshida R, Mori-Kajihara A, Eto Y, Orba Y, Ogawa H, Qiu Y, Sawa H, Simulundu E, Mwizabi D, Munyeme M, Squarre D, Mukonka V, Mweene A, Takada A | Emerging Infectious Diseases | 
                
                  | 2019 | Phylogenetic variations of highly pathogenic H5N6 avian influenza viruses isolated from wild birds in the Izumi plain, Japan, during the 2016-17 winter season
                    Ozawa M, Matsuu A, Khalil AM, Nishi N, Tokorozaki K, Masatani T, Horie M, Okuya K, Ueno K, Kuwahara M, Toda S | Transboundary and Emerging Diseases | 
                
                  | 2018 | Stimulation of alpha2-adrenergic receptors impairs influenza virus infection
                    Matsui K, Ozawa M, Kiso M, Yamashita M, Maekawa T, Kubota M, Sugano S, Kawaoka Y | Scientific Reports | 
                
                  | 2018 | Distribution of gene segments of the pandemic A(H1N1) 2009 virus lineage in pig populations
                    Okuya K, Matsuu A, Kawabata T, Koike F, Ito M, Furuya T, Taneno A, Akimoto S, Deguchi E, Ozawa M | Transboundary and Emerging Diseases | 
                
                  | 2018 | A Predominant Clonal Thromboembolic Meningoencephalitis Group of Histophilus somni Assigned by Major Outer Membrane Protein Gene Sequencing and Pulsed-Field Gel Electrophoresis
                    Ueno Y, Teratani C, Misumi W, Hoshinoo K, Takamatsu D, Tagawa Y, Katsuda K | Frontiers in Veterinary Science | 
                
                  | 2018 | Population structure and antimicrobial susceptibility of Paenibacillus larvae isolates from American foulbrood cases in Apis mellifera in Japan
                    Ueno Y, Yoshida E, Misumi W, Watando E, Suzuki K, Hirai Y, Okura M, Osaki M, Katsuda K, Takamatsu D | Environmental Microbiology Reports | 
                
                  | 2018 | Genetic characterization of low-pathogenic avian influenza viruses isolated on the Izumi plain in Japan: possible association of dynamic movements of wild birds with AIV evolution
                    Nakagawa H, Okuya K, Kawabata T, Matsuu A, Takase K, Kuwahara M, Toda S, Ozawa M | Archives of Virology | 
                
                  | 2017 | Genetic characterization of an avian H4N6 influenza virus isolated from the Izumi plain, Japan
                    Okuya K, Kanazawa N, Kanda T, Kuwahara M, Matsuu A, Horie M, Masatani T, Toda S, Ozawa M | Microbiology and Immunology | 
                
                  | 2017 | Identification and molecular characterization of novel primate bocaparvoviruses from wild western lowland gorillas of Moukalaba-Doudou National Park, Gabon
                    Nze-Nkogue C, Horie M, Fujita S, Inoue E, Akomo-Okoue EF, Ozawa M, Ngomanda A, Yamagiwa J, Tsukiyama-Kohara K | Infection, Genetics and Evolution | 
                
                  | 2017 | Antigenic diversity of H5 highly pathogenic avian influenza viruses of clade 2.3.4.4 isolated in Asia
                    Ohkawara A, Okamatsu M, Ozawa M, Chu DH, Nguyen LT, Hiono T, Matsuno K, Kida H, Sakoda Y | Microbiology and Immunology | 
                
                  | 2017 | Characterization of highly pathogenic avian influenza virus A(H5N6), Japan, November 2016
                    Okamatsu M, Ozawa M, Soda K, Takakuwa H, Haga A, Hiono T, Matsuu A, Uchida Y, Iwata R, Matsuno K, Kuwahara M, Yabuta T, Usui T, Ito H, Onuma M, Sakoda Y, Saito T, Otsuki K, Ito T, Kida H | Emerging Infectious Diseases | 
                
                  | 2016 | Molecular epidemiological study of adenovirus infecting western lowland gorillas and humans in and around Moukalaba-Doudou National Park (Gabon)
                    Nkogue CN, Horie M, Fujita S, Ogino M, Kobayashi Y, Mizukami K, Masatani T, Ezzikouri S, Matsuu A, Mizutani T, Ozawa M, Yamato O, Ngomanda A, Yamagiwa J, Tsukiyama-Kohara K | Virus Genes | 
                
                  | 2016 | Nationwide distribution of bovine influenza D virus infection in Japan
                    Horimoto T, Hiono T, Mekata H, Odagiri T, Lei Z, Kobayashi T, Norimine J, Inoshima Y, Hikono H, Murakami K, Sato R, Murakami H, Sakaguchi M, Ishii K, Ando T, Otomaru K, Ozawa M, Sakoda Y, Murakami S | PLoS ONE | 
                
                  | 2016 | Isolation and molecular characterization of porcine epidemic diarrhea viruses collected in Japan in 2014
                    Horie M, Kabemura M, Masatani T, Matsuu A, Ozawa M | Archives of Virology | 
                
                  | 2016 | Selection of antigenically advanced variants of seasonal influenza viruses
                    Li C, Hatta M, Burke DF, Ping J, Zhang Y, Ozawa M, Taft AS, Das SC, Hanson AP, Song J, Imai M, Wilker PR, Watanabe T, Watanabe S, Ito M, Iwatsuki-Horimoto K, Russell CA, James SL, Skepner E, Maher EA, Neumann G, Klimov AI, Kelso A, McCauley J, Wang D, Shu Y, Odagiri T, Tashiro M, Xu X, Wentworth DE, Katz JM, Cox NJ, Smith DJ, Kawaoka Y | Nature Microbiology | 
                
                  | 2016 | Amino acid changes in PB2 and HA affect the growth of a recombinant influenza virus expressing a fluorescent reporter protein
                    Katsura H, Fukuyama S, Watanabe S, Ozawa M, Neumann G, Kawaoka Y | Scientific Reports | 
                
                  | 2016 | Contribution of the interaction between the rabies virus P protein and I-kappa B kinase ε to the inhibition of type I IFN induction signalling
                    Masatani T, Ozawa M, Yamada K, Ito N, Horie M, Matsuu A, Okuya K, Tsukiyama-Kohara K, Sugiyama M, Nishizono A | Journal of General Virology | 
                
                  | 2016 | IRES-mediated translation of foot-and-mouth disease virus (FMDV) in cultured cells derived from FMDV-susceptible and -insusceptible animals
                    Kanda T, Ozawa M, Tsukiyama-Kohara K | BMC Veterinary Research | 
                
                  | 2015 | A bivalent vaccine based on a PB2-knockout influenza virus protects mice from secondary pneumococcal pneumonia
                    Uraki R, Piao Z, Akeda Y, Iwatsuki-Horimoto K, Kiso M, Ozawa M, Oishi K, Kawaoka Y | Journal of Infectious Diseases | 
                
                  | 2015 | Genetic and serological surveillance for non-primate hepacivirus in horses in Japan
                    Matsuu A, Hobo S, Ando K, Sanekata T, Sato F, Endo Y, Amaya T, Osaki T, Horie M, Masatani T, Ozawa M, Tsukiyama-Kohara K | Veterinary Microbiology | 
                
                  | 2015 | Isolation and characterization of influenza A viruses from environmental water at an overwintering site of migratory birds in Japan
                    Okuya K, Kawabata T, Nagano K, Tsukiyama-Kohara K, Kusumoto I, Takase K, Ozawa M | Archives of Virology | 
                
                  | 2015 | Full genome sequences of torque teno sus virus strains that coinfected a pig with postweaning multisystemic wasting syndrome in Japan: implications for genetic diversity
                    Ozawa M, Kawabata T, Okuya K, Nagano K, Kanda T, Kanazawa N, Tsukiyama-Kohara K, Taneno A, Deguchi E | Archives of Virology | 
                
                  | 2015 | Identification of mammalian-adapting mutations in the polymerase complex of an avian H5N1 influenza virus
                    Taft AS, Ozawa M, Fitch A, Depasse JV, Halfmann PJ, Hill-Batorski L, Hatta M, Friedrich TC, Lopes TJ, Maher EA, Ghedin E, Macken CA, Neumann G, Kawaoka Y | Nature Communications | 
                
                  | 2015 | Genetic diversity of highly pathogenic H5N8 avian influenza viruses at a single overwintering site of migratory birds in Japan, 2014/15
                    Ozawa M, Matsuu A, Tokorozaki K, Horie M, Masatani T, Nakagawa H, Okuya K, Kawabata T, Toda S | Eurosurveillance | 
                
                  | 2015 | Efficient isolation of swine influenza viruses by age-targeted specimen collection
                    Ozawa M, Matsuu A, Yonezawa K, Igarashi M, Okuya K, Kawabata T, Ito K, Tsukiyama-Kohara K, Taneno A, Deguchi E | Journal of Clinical Microbiology | 
                
                  | 2015 | Multi-spectral fluorescent reporter influenza viruses (Color-flu) as powerful tools for in vivo studies
                    Fukuyama S, Katsura H, Zhao D, Ozawa M, Ando T, Shoemaker JE, Ishikawa I, Yamada S, Neumann G, Watanabe S, Kitano H, Kawaoka Y | Nature Communications | 
                
                  | 2015 | Molecular determinants of virulence and stability of a reporter- expressing H5N1 influenza A virus
                    Zhao D, Fukuyama S, Yamada S, Lopes TJ, Maemura T, Katsura H, Ozawa M, Watanabe S, Neumann G, Kawaoka Y | Journal of Virology | 
                
                  | 2014 | Detection sensitivity of influenza rapid diagnostic tests
                    Sakai-Tagawa Y, Ozawa M, Yamada S, Uchida Y, Saito T, Takahashi K, Sugaya N, Tashiro M, Kawaoka Y | Microbiology and Immunology | 
                
                  | 2014 | Recent insights into hepatitis B virus-host interactions
                    Ezzikouri S, Ozawa M, Kohara M, Elmdaghri N, Benjelloun S, Tsukiyama-Kohara K | Journal of Medical Virology | 
                
                  | 2014 | A recombinant influenza virus vaccine expressing the F protein of respiratory syncytial virus
                    Fonseca W, Ozawa M, Hatta M, Orozco E, Martinez MB, Kawaoka Y | Archives of Virology | 
                
                  | 2014 | B-cell-intrinsic hepatitis C virus expression leads to B-cell-lymphomagenesis and induction of NF-kappaB signalling
                    Kasama Y, Mizukami T, Kusunoki H, Peveling-Oberhag J, Nishito Y, Ozawa M, Kohara M, Mizuochi T, Tsukiyama-Kohara K | PLoS ONE | 
                
                  | 2014 | Hemozoin as a novel adjuvant for inactivated whole virion influenza vaccine
                    Uraki R, Kiso M, Iwatsuki-Horimoto K, Fukuyama S, Takashita E, Ozawa M, Kawaoka Y | Vaccine | 
                
                  | 2013 | Characterization of H7N9 influenza A viruses isolated from humans
                    Watanabe T, Kiso M, Fukuyama S, Nakajima N, Imai M, Yamada S, Murakami S, Yamayoshi S, Iwatsuki-Horimoto K, Sakoda Y, Takashita E, McBride R, Noda T, Hatta M, Imai H, Zhao D, Kishida N, Shirakura M, de Vries RP, Shichinohe S, Okamatsu M, Tamura T, Tomita Y, Fujimoto N, Goto K, Katsura H, Kawakami E, Ishikawa I, Watanabe S, Ito M, Sakai-Tagawa Y, Sugita Y, Uraki R, Yamaji R, Eisfeld AJ, Zhong G, Fan S, Ping J, Maher EA, Hanson A, Uchida Y, Saito T, Ozawa M, Neumann G, Kida H, Odagiri T, Paulson JC, Hasegawa H, Tashiro M, Kawaoka Y | Nature | 
                
                  | 2013 | A novel bivalent vaccine based on a PB2-knockout influenza virus protects mice from pandemic H1N1 and highly pathogenic H5N1 virus challenges
                    Uraki R, Das SC, Hatta M, Kiso M, Iwatsuki-Horimoto K, Ozawa M, Coban C, Ishii KJ, Kawaoka Y | Journal of Virology | 
                
                  | 2013 | Synergistic effect of the PDZ and p85β-binding domains of the NS1 protein on virulence of an avian H5N1 influenza A virus
                    Fan S, Macken CA, Li C, Ozawa M, Goto H, Iswahyudi NF, Nidom CA, Chen H, Neumann G, Kawaoka Y | Journal of Virology | 
                
                  | 2013 | Genomic polymorphisms in 3β-hydroxysterol Δ24-reductase promoter sequences
                    Salem NE, Saito M, Kasama Y, Ozawa M, Kawabata T, Harada S, Suda H, Asonuma K, El-Gohary A, Tsukiyama-Kohara K | Microbiology and Immunology | 
                
                  | 2013 | A cell-based screening system for influenza A viral RNA transcription/replication inhibitors
                    Ozawa M, Shimojima M, Goto H, Watanabe S, Hatta Y, Kiso M, Furuta Y, Horimoto T, Peters NR, Hoffmann FM, Kawaoka Y | Scientific Reports | 
                
                  | 2013 | Cross talk between animal and human influenza viruses
                    Ozawa M, Kawaoka Y | Annual Review of Animal Biosciences | 
                
                  | 2012 | Intrinsic temperature sensitivity of influenza C virus hemagglutinin-esterase-fusion protein
                    Takashita E, Muraki Y, Sugawara K, Asao H, Nishimura H, Suzuki K, Tsuji T, Hongo S, Ohara Y, Kawaoka Y, Ozawa M, Matsuzaki Y | Journal of Virology | 
                
                  | 2012 | Characterization in vitro and in vivo of pandemic (H1N1) 2009 influenza viruses isolated from patients
                    Watanabe T, Imai M, Watanabe S, Shinya K, Hatta M, Li C, Neumann G, Ozawa M, Hanson A, Zhong G, Fukuyama S, Kawakami E, Simmons HA, Schenkman D, Brunner K, Capuano SV 3rd, Weinfurter JT, Kilander A, Dudman SG, Suresh M, Hungnes O, Friedrich TC, Kawaoka Y | Journal of Virology | 
                
                  | 2012 | Competitive incorporation of homologous gene segments of influenza A virus into virions
                    Inagaki A, Goto H, Kakugawa S, Ozawa M, Kawaoka Y | Journal of Virology | 
                
                  | 2012 | Experimental adaptation of an influenza H5 HA confers respiratory droplet transmission to a reassortant H5 HA/H1N1 virus in ferrets
                    Imai M, Watanabe T, Hatta M, Das SC, Ozawa M, Shinya K, Zhong G, Hanson A, Katsura H, Watanabe S, Li C, Kawakami E, Yamada S, Kiso M, Suzuki Y, Maher EA, Neumann G, Kawaoka Y | Nature | 
                
                  | 2012 | A replication-incompetent PB2-knockout influenza A virus vaccine vector
                    Victor ST, Watanabe S, Katsura H, Ozawa M, Kawaoka Y | Journal of Virology | 
                
                  | 2012 | The highly conserved arginine residues at positions 76 through 78 of influenza A virus matrix protein M1 play an important role in viral replication by affecting the intracellular localization of M1
                    Das SC, Watanabe S, Hatta M, Noda T, Neumann G, Ozawa M, Kawaoka Y | Journal of Virology | 
                
                  | 2012 | Reverse genetics of influenza viruses
                    Neumann G, Ozawa M, Kawaoka Y | Methods in Molecular Biology | 
                
                  | 2011 | Taming influenza viruses
                    Ozawa M, Kawaoka Y | Virus Research | 
                
                  | 2011 | Replication-incompetent influenza A viruses that stably express a foreign gene
                    Ozawa M, Victor ST, Taft AS, Yamada S, Li C, Hatta M, Das SC, Takashita E, Kakugawa S, Maher EA, Neumann G, Kawaoka Y | Journal of General Virology | 
                
                  | 2011 | Avian-type receptor-binding ability can increase influenza virus pathogenicity in macaques
                    Watanabe T, Shinya K, Watanabe S, Imai M, Hatta M, Li C, Wolter BF, Neumann G, Hanson A, Ozawa M, Yamada S, Imai H, Sakabe S, Takano R, Iwatsuki-Horimoto K, Kiso M, Ito M, Fukuyama S, Kawakami E, Gorai T, Simmons HA, Schenkman D, Brunner K, Capuano SV 3rd, Weinfurter JT, Nishio W, Maniwa Y, Igarashi T, Makino A, Travanty EA, Wang J, Kilander A, Dudman SG, Suresh M, Mason RJ, Hungnes O, Friedrich TC, Kawaoka Y | Journal of Virology | 
                
                  | 2011 | In vitro selection of influenza B viruses with reduced sensitivity to neuraminidase inhibitors
                    Hatakeyama S, Ozawa M, Kawaoka Y | Clinical Microbiology and Infection | 
                
                  | 2011 | Mutations in PA, NP, and HA of a pandemic (H1N1) 2009 influenza virus contribute to its adaptation to mice
                    Sakabe S, Ozawa M, Takano R, Iwastuki-Horimoto K, Kawaoka Y | Virus Research | 
                
                  | 2011 | Subclinical brain injury caused by H5N1 influenza virus infection
                    Shinya K, Makino A, Hatta M, Watanabe S, Kim JH, Hatta Y, Gao P, Ozawa M, Le QM, Kawaoka Y | Journal of Virology | 
                
                  | 2011 | Impact of amino acid mutations in PB2, PB1-F2, and NS1 on the replication and pathogenicity of pandemic (H1N1) 2009 influenza viruses
                    Ozawa M, Basnet S, Burley LM, Neumann G, Hatta M, Kawaoka Y | Journal of Virology | 
                
                  | 2011 | Effect of an asparagine-to-serine mutation at position 294 in neuraminidase on the pathogenicity of highly pathogenic H5N1 influenza A virus
                    Kiso M, Ozawa M, Le MT, Imai H, Takahashi K, Kakugawa S, Noda T, Horimoto T, Kawaoka Y | Journal of Virology | 
                
                  | 2011 | Frequency of drug-resistant viruses and virus shedding in pediatric influenza patients treated with neuraminidase inhibitors
                    Tamura D, Sugaya N, Ozawa M, Takano R, Ichikawa M, Yamazaki M, Kawakami C, Shimizu H, Uehara R, Kiso M, Kawakami E, Mitamura K, Kawaoka Y | Clinical Infectious Diseases | 
                
                  | 2010 | A cross-reactive neutralizing monoclonal antibody protects mice from H5N1 and pandemic (H1N1) 2009 virus infection
                    Sakabe S, Iwatsuki-Horimoto K, Horimoto T, Nidom CA, Le Mt, Takano R, Kubota-Koketsu R, Okuno Y, Ozawa M, Kawaoka Y | Antiviral Research | 
                
                  | 2010 | Pathogenicity of highly pathogenic avian H5N1 influenza A viruses isolated from humans between 2003 and 2008 in northern Vietnam
                    Le QM, Ito M, Muramoto Y, Hoang PV, Vuong CD, Sakai-Tagawa Y, Kiso M, Ozawa M, Takano R, Kawaoka Y | Journal of General Virology | 
                
                  | 2010 | High level of genetic compatibility between swine-origin H1N1 and highly pathogenic avian H5N1 influenza viruses
                    Octaviani CP, Ozawa M, Yamada S, Goto H, Kawaoka Y | Journal of Virology | 
                
                  | 2010 | Characterization of oseltamivir-resistant 2009 H1N1 pandemic influenza A viruses
                    Kiso M, Shinya K, Shimojima M, Takano R, Takahashi K, Katsura H, Kakugawa S, Le MT, Yamashita M, Furuta Y, Ozawa M, Kawaoka Y | PLoS Pathogens | 
                
                  | 2010 | Biological and structural characterization of a host-adapting amino acid in influenza virus
                    Yamada S, Hatta M, Staker BL, Watanabe S, Imai M, Shinya K, Sakai-Tagawa Y, Ito M, Ozawa M, Watanabe T, Sakabe S, Li C, Kim JH, Myler PJ, Phan I, Raymond A, Smith E, Stacy R, Nidom CA, Lank SM, Wiseman RW, Bimber BN, O'Connor DH, Neumann G, Stewart LJ, Kawaoka Y | PLoS Pathogen | 
                
                  | 2010 | Sensitivity of influenza rapid diagnostic tests to H5N1 and 2009 pandemic H1N1 viruses
                    Sakai-Tagawa Y, Ozawa M, Tamura D, Le Mt, Nidom CA, Sugaya N, Kawaoka Y | Journal of Clinical Microbiology | 
                
                  | 2010 | Significance of seasonal influenza viruses in the stool of pediatric patients
                    Tamura D, Fujino M, Ozawa M, Iwatsuki-Horimoto K, Goto H, Sakai-Tagawa Y, Horimoto T, Nirasawa M, Kawaoka Y | Pediatric Infectious Disease Journal | 
                
                  | 2010 | Efficacy of the new neuraminidase inhibitor CS-8958 against H5N1 influenza viruses
                    Kiso M, Kubo S, Ozawa M, Le QM, Nidom CA, Yamashita M, Kawaoka Y | PLoS Pathogens | 
                
                  | 2010 | T-705 (favipiravir) activity against lethal H5N1 influenza A viruses
                    Kiso M, Takahashi K, Sakai-Tagawa Y, Shinya K, Sakabe S, Le QM, Ozawa M, Furuta Y, Kawaoka Y | Proceedings of the National Academy of Sciences of the United States of America | 
                
                  | 2010 | Mutations in influenza A virus during amantadine-oseltamivir combination therapy
                    Shiraishi K, Mitamura K, Ozawa M, Kakugawa S, Kiso M, Sakai-Tagawa Y, Sugaya N, Kawaoka Y | Journal of Pediatric Infectious Diseases | 
                
                  | 2009 | Ostrich involvement in the selection of H5N1 influenza virus possessing mammalian-type amino acids in the PB2 protein
                    Shinya K, Makino A, Ozawa M, Kim JH, Sakai-Tagawa Y, Ito M, Le QM, Kawaoka Y | Journal of Virology | 
                
                  | 2009 | In vitro and in vivo characterization of new swine-origin H1N1 influenza viruses
                    Itoh Y, Shinya K, Kiso M, Watanabe T, Sakoda Y, Hatta M, Muramoto Y, Tamura D, Sakai-Tagawa Y, Noda T, Sakabe S, Imai M, Hatta Y, Watanabe S, Li C, Yamada S, Fujii K, Murakami S, Imai H, Kakugawa S, Ito M, Takano R, Iwatsuki-Horimoto K, Shimojima M, Horimoto T, Goto H, Takahashi K, Makino A, Ishigaki H, Nakayama M, Okamatsu M, Takahashi K, Warshauer D, Shult PA, Saito R, Suzuki H, Furuta Y, Yamashita M, Mitamura K, Nakano K, Nakamura M, Brockman-Schneider R, Mitamura H, Yamazaki M, Sugaya N, Suresh M, Ozawa M, Neumann G, Gern J, Kida H, Ogasawara K, Kawaoka Y | Nature | 
                
                  | 2009 | Incorporation of influenza A virus genome segments does not absolutely require wild-type sequences
                    Fujii K, Ozawa M, Iwatsuki-Horimoto K, Horimoto T, Kawaoka Y | Journal of General Virology | 
                
                  | 2009 | Region required for protein expression from the stop-start pentanucleotide in the M gene of influenza B virus
                    Hatta M, Kohlmeier CK, Hatta Y, Ozawa M, Kawaoka Y | Journal of Virology | 
                
                  | 2009 | Selection of H5N1 influenza virus PB2 during replication in humans
                    Le QM, Sakai-Tagawa Y, Ozawa M, Ito M, Kawaoka Y | Journal of Virology | 
                
                  | 2009 | Mutational analysis of conserved amino acids in the influenza A virus nucleoprotein
                    Li Z, Watanabe T, Hatta M, Watanabe S, Nanbo A, Ozawa M, Kakugawa S, Shimojima M, Yamada S, Neumann G, Kawaoka Y | Journal of Virology | 
                
                  | 2009 | Nucleotide sequence requirements at the 5' end of the influenza A virus M RNA segment for efficient virus replication
                    Ozawa M, Maeda J, Iwatsuki-Horimoto K, Watanabe S, Goto H, Horimoto T, Kawaoka Y | Journal of Virology | 
                
                  | 2007 | An adenovirus vector-mediated reverse genetics system for influenza A virus generation
                    Ozawa M, Goto H, Horimoto T, Kawaoka Y | Journal of Virology | 
                
                  | 2007 | Contributions of two nuclear localization signals of influenza A virus nucleoprotein to viral replication
                    Ozawa M, Fujii K, Muramoto Y, Yamada S, Yamayoshi S, Takada A, Goto H, Horimoto T, Kawaoka Y | Journal of Virology | 
                
                  | 2005 | Identification and characterization of peptides binding to newcastle disease virus by phage display
                    Ozawa M, Ohashi K, Onuma M | Journal of Veterinary Medical Science |