KOMATSU Ken

Professional Career

2007.04 - 2008.03: Research Fellow, Graduate School of Agricultural and Life Sciences, The University of Tokyo
2008.04 - 2009.03 : Project Researcher, Graduate School of Agricultural and Life Sciences, The University of Tokyo
2009.04 - 2012.03 : JSPS Postdoctoral Fellow, Graduate School of Agricultural and Life Sciences, The University of Tokyo
2012.04 - 2013.04 : Project Assistant Professor, Graduate School of Agricultural and Life Sciences, The University of Tokyo
2013.05 - 2013.12 : Assistant Professor, Laboratory of Plant Pathology, Graduate School of Agricultural and Life Sciences, The University of Tokyo
2014.01 - 2018.12 : Associate Professor, Tokyo University of Agriculture and Technology
2019.01 -Present: Associate Professor(Tenured), Tokyo University of Agriculture and Technology

Academic Degrees

2007 : Ph.D in Life Science, The University of Tokyo

Research Interests

Plant virus, RNA, replication, plant resistance against viruses

Publications

• Sakugawa K., Novianti F., Hamim I., Arie T., Komatsu K. Emergence of a deletion mutant of GFP-expressing plantago asiatica mosaic virus that has overcome acibenzolar-S-methyl-induced defense response against its long-distance movement. Journal of General Plant Pathology 89: 266-276. 2023.
• Shinji H., Sasaki N., Hamim I., Itoh Y., Taku K., Hayashi Y., Minato N., Moriyama H., Arie T., Komatsu K. Dynamin-related protein 2 interacts with the membrane-associated methyltransferase domain of plantago asiatica mosaic virus replicase and promotes viral replication. Virus Research 331: 199128 2023.
• Furuya M., Tanai S., Hamim I., Yamamoto Y., Abe H., Imai K., Saito H., Yamashita K., Uehara-Ichiki T., Hanada K., Kon T., Inoue MN., Minato N., Fuji SI., Komatsu K. Phylogenetic and population genetic analyses of plantago asiatica mosaic virus isolates reveal intraspecific diversification. Journal of General Plant Pathology 89: 224-237. 2023
• Fujii K., Ichinose Y., Arai K., Komatsu K., Hayakawa C., Alvindia DG., Watanabe K., Hartono A. Effects of soil types and fertility management practices on soil silicon availability and banana silicon uptake. Soil Science and Plant Nutrition, doi.org/10.1080/00380768.2023.2175177
• Hamim I., Urayama SI., Netsu O., Tanaka A., Moriyama H., Arie T., Komatsu K. Discovery, genomic sequence characterization and phylogenetic analysis of novel RNA viruses in the turfgrass pathogenic Colletotrichum spp. in Japan. Viruses 14(11): 2572. 2022.
• Hamim I., Sekine KT., Komatsu K. How do emerging long-read sequencing technologies function in transforming the plant pathology research landscape? Plant Molecular Biology DOI: 10.1007/s11103-022-01305-5
• Komatsu K., Hammond J. Plantago asiatica mosaic virus: an emerging plant virus causing necrosis in lilies and a new model RNA virus for molecular research. Molecular Plant Pathology 23: 1401-1414. 2022.
• Khoa Lai, Ngoc Thai N+J20,D20:D21en, Hiroki Miwa, Michiko Yasuda, Khondoker M. G. Dastogeer, Atsushi Toyoda, Koichi Higashi, Ken Kurokawa, Nga Thi Thu Nguyen, Ken Komatsu, Shin Okazaki. Leaf Bleaching in Rice: A New Disease in Vietnam Caused by Methylobacterium indicum, its Genomic Characterization and the Development of a Suitable Detection Technique. Microbes and Environment.36 (4) https://doi.org/10.1264/jsme2.ME21035
• Moriyama H, Wu C-F, Aoki N, Takeshita N, Fukuhara T, Chiura HX, Arie T, Kotta-Loizou I, Okada R, Komatsu K. Unique terminal regions and specific rearrangements of the segmented double-stranded RNA genome of Alternaria alternata virus 1, in the proposed family Alternaviridae. Frontiers in Microbiology, 12, 773026, 2021
• Komatsu, K., Sasaki, N., Yoshida, T., Suzuki, K., Masujima, Y., Hashimoto, M., Watanabe, S., Tochio, N., Kigawa T., Yamaji, Y., Oshima, K., Namba, S., Nelson, R., Arie, T . Identification of a Proline-Kinked Amphipathic α-Helix Downstream from the Methyltransferase Domain of a Potexvirus Replicase and Its Role in Virus Replication and Perinuclear Complex Formation. Journal of Virology, 95(20): e01906-20, 2021 DOI: 10.1128/JVI.01906-20, 2021
• Marilia Pizetta, Caroline Geraldi Pierozzi, Yu Ayukawa, Takeshi Kashiwa, Ken Komatsu, Tohru Teraoka, Tsutomu Arie, Edson Luiz Futado (2021) Fusariosis in rubber tree: pathogenic, morphological and molecular characterization of the causal agent. Europ J Plant Pathol: doi:10.1007/s10658-021-02362-0
• Yu Ayukawa, Shuta Asai, Pamela Gan, Ayako Tsushima,Yasunori Ichihashi, Arisa Shibata, Ken Komatsu, Petra M. Houterman, Martijn Rep, Ken Shirasu, Tsutomu Arie (2021) A pair of effectors encoded on a conditionally dispensable chromosome of Fusarium oxysporum suppress host-specific immunity. Commun Biol 4:707. doi:10.1038/s42003-021-02245-4 |
• Kayamori, M., Zakharycheya, A., Saito, S., Komatsu, K. Resistance to demethylation inhibitors in Cercospora beticola, a pathogen of sugar beet in Japan, and development of unique cross-resistance patterns. European Journal of Plant Pathology (Eur J Plant Pathol), DOI: 10.1007/s10658-021-02219-6, 2021
• Rin Tsuzuki, Rosa María Cabrera Pintado, Jorge Andrés Biondi Thorndike, Dina Lida Gutiérrez Reynoso, Carlos Alberto Amasifuen Guerra, Juan Carlos Guerrero Abad, Liliana Maria Aragón Caballero, Medali Heidi Huarhua Zaquinaula, Cledy Ureta Sierra, Olenka Ines Alberca Cruz, Milca Gianira Elespuru Suna, Raúl Humberto Blas Sevillano, Ines Carolina Torres Arias, Joel Flores Ticona, Fátima Cáceres de Baldárrag, Enrique Rodoríguez Pérez, Takuo Hozumi, Hiroki Saito, Shunsuke Kotera, Yasunori Akagi, Motoichiro Kodama, Ken Komatsu, Tsutomu Arie (2021). Mutations found in the Asc1 gene that confer susceptibility to the AAL-toxin in ancestral tomatoes from Peru and Mexico. Plants (Plants) 10: 47, 2021. doi:10.3390/plants1001004
• Hiroki Saito, Mai Sasaki,Yoko Nonaka, Jun Tanaka, Tomomi Tokunaga, Akihiro Kato, Tran Thi Thu Thuy, Le Van Vang, Le Minh Tuong, Seiji Kanematsu, Tomotaka Suzuki, Kenichi Kurauchi, Naoko Fujita, Tohru Teraoka, Ken Komatsu, Tsutomu Arie. Spray-application of non-pathogenic fusaria onto rice flowers controls bakanae disease caused by Fusarium fujikuroi in the next plant generation. Applied and Environmental Microbiology (Appl. Environ. Microbiol.) 87: e01959-20, 2021. Doi:10.1128/AEM.01959-20.
• Aihara, M., Urayana, SI., Le, MT., Katoh, Y., Higashiura, T., Fukuhara, T., Arie, T., Teraoka, T., Komatsu, K., Moriyama, H. Infection by Magnaporthe oryzae chrysovirus 1 strain A triggers reduced virulence and pathogenic race conversion of its host fungus, Magnaporthe oryzae. Journal of General Plant Pathology (J. Gen. Plant Pathol). 84:2, 92-103, 10.1007/s10327-018-0766-7
• Nitani, T., Akai, K., Hasegawa, R., Ayukawa, Y., Garcia, R.R., Chitose, A., Komatsu, K., Kikuno, H., Natsuaki, K.T., Arie, T.　 Panama disease of banana occurred in Miyakojima Island, Okinawa, Japan. Journal of General Plant Pathology (J. Gen. Plant Pathol.). 84:2, 165-168, 10.1007/s10327-018-0769-4
• Komatsu K., Yamashita K., Sugawara K., Verbeek M., Fujita N., Hanada K., Uehara-Ichiki T., Fuji SI. Complete genome sequences of two highly divergent Japanese isolates of Plantago asiatica mosaic virus. Archives of Virology 162:581-584. 2017.
• Kashiwa T., Kozaki T., Ishii K., Turgeon G.B., Teraoka T., Komatsu K., Arie T. Sequencing of individual chromosomes of plant pathogenic Fusarium oxysporum. Fungal Genetics and Biology 98:46-51. 2017