Research theme for competitive and other funds (23)：
2023 - 2027 Reliving termite evolution through experimental replacement of gut microorganisms
2022 - 2026 Integrative analyses of endogenous enzymes involved in wood degradation in termites
2023 - 2025 Toward the development of a high-throughput reconstruction method of termite gut bacterial genomes
2022 - 2024 異なる木質基質に依存するシロアリ腸内微生物叢の解析
2017 - 2022 An impact of evolution of the intestinal symbioses to the host insects:interdisciplinary approaches with micro-metabolomic and genomic analyses
2017 - 2020 Evolutionary and developmental basis of host-symbiont interactions in seed bugs
2015 - 2018 Exploration of lignocellulolytic enzymes on the surface of bacterial cell walls in the gut of termites using monoclonal antibodies
2015 - 2017 Intraspecific variation in fore-stomach microbial communities of proboscis monkeys
2014 - 2017 Explorations of metabolic factors involved in efficient cellulolytic systems in insects
2014 - 2016 キゴキブリ集団間における細胞内共生系とセルロース消化共生系との代謝競合
2014 - 2016 シロアリ消化管内共生バクテリアによる木質分解機構
2013 - Role of the mixed segment played in cellulose digestion intermites
2010 - 2011 Efficient cellulolytic systems viewed from metabolomics analyses
2008 - 2011 Cellulolytic systems by the symbiotic bacteria in termites
2007 - 2011 バイオエネルギー生産のためのシロアリ共生系高度利用技術の基盤的研究
2006 - 2008 Genome analysis of Blattabacterium sp.
2005 - 2006 Structure of microbial community that sustain subtropical dry land and coral reef ecosystems in Australia.
2004 - 2006 シロアリ類のヘミセルロース消化機構に関する研究
2001 - 2002 シロアリ類の消化管内β-グルコシダーゼの精製と解析
1993 - シロアリ類の消化生理に関する研究
無脊椎動物がもつセルラーゼ遺伝子の探索と機能解析
Exploration and functional analysis of endogenous cellulase genes in invertebrates
Researches on digestive physiology in termites
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Papers (72)：
Melbert Schwarz, Gaku Tokuda, Haruka Osaki, Aram Mikaelyan. Reevaluating Symbiotic Digestion in Cockroaches: Unveiling the Hindgut’s Contribution to Digestion in Wood-Feeding Panesthiinae (Blaberidae). Insects. 2023. 14. 9. 768-768
Yukihiro Kinjo, Thomas Bourguignon, Yuichi Hongoh, Nathan Lo, Gaku Tokuda, Moriya Ohkuma. Coevolution of Metabolic Pathways in Blattodea and Their Blattabacterium Endosymbionts, and Comparisons with Other Insect-Bacteria Symbioses. Microbiology Spectrum. 2022
Jigyasa Arora, Yukihiro Kinjo, Jan Šobotník, Aleš Buček, Crystal Clitheroe, Petr Stiblik, Yves Roisin, Lucia Žifčáková, Yung Chul Park, Ki Yoon Kim, et al. The functional evolution of termite gut microbiota. Microbiome. 2022. 10. 78-78
Yuuki Kobayashi, Miyuki Katsuren, Masaru Hojo, Shohei Wada, Yoshie Terashima, Masayoshi Kawaguchi, Gaku Tokuda, Kazuhiko Kinjo, Shuji Shigenobu. Taxonomic revision of Termitomyces species found in Ryukyu Archipelago, Japan, based on phylogenetic analyses with three loci. Mycoscience. 2022. 63. 1. 33-38
Shuji Shigenobu, Yoshinobu Hayashi, Dai Watanabe, Gaku Tokuda, Masaru Y. Hojo, Kouhei Toga, Ryota Saiki, Hajime Yaguchi, Yudai Masuoka, Ryutaro Suzuki, et al. Genomic and transcriptomic analyses of the subterranean termite Reticulitermes speratus: Gene duplication facilitates social evolution. Proceedings of the National Academy of Sciences USA. 2022. 119. 3. e2110361119-e2110361119
Gaku Tokuda, Gillian Gile. Re-classification of the symbiotic protist fauna in the hindgut of Coptotermes formosanus. Termite Journal. 2022. 177. 1. 46-48
Kuechler S.M, Tokuda G, Fukatsu T, Matsuura Y. Embryonic dynamics and symbiotic organ formation in lygaeoid bugs (Heteroptera: Lygaeoidea). Gordon Research Conference - 2019 Animal-Microbe Symbioses. 2019
Evolution and function of endogenous termite cellulases
Biology of Termites: a Modern Synthesis (Springer) 2011 ISBN:9789048139767
Evolution and function of endogenous termite cellulases. In: Biology of Termites: a Modern Synthesis (Bignell, D.E., Lo, N. & Roisin, Y., eds), pp. 51-67
Springer 2011 ISBN:9789048139767
Fluorometric detection of nitric oxide with diaminofluoresceins (DAFs): applications and limitations for plant NO research
Nitric Oxide in Plant Growth, Development and Stress Physiology (Springer) 2007 ISBN:3540451285
1994 - 1997 The University of Tokyo Graduate School of Science Department of Biological Science (Doctral course)
1992 - 1994 Yamaguchi University Graduate School of Science Department of Biology (Master Course)
1988 - 1992 Yamaguchi University Faculty of Science Biological Institute
Professional career (2)：
Doctor of Science (The University of Tokyo)
Master of Science (Yamaguchi University)
Work history (10)：
2014/08 - 現在 University of the Ryukyus Tropical Biosphere Research Center Professor
2011/01 - 2014/07 University of the Ryukyus Tropical Biosphere Research Center Associate Professor
2014/05 - 2014/06 Max Planck Institute for Terrestrial Microbiology Visiting Researcher
2009/04 - 2010/12 University of the Ryukyus Tropical Biosphere Research Center Assistant Professor
2008/04 - 2009/03 University of the Ryukyus Center of Molecular Biosciences Assistant Professor
2007/04 - 2008/03 University of the Ryukyus Center of Molecular Biosciences Assistant Professor
2001/09 - 2007/03 University of the Ryukyus Center of Molecular Biosciences Assistant Professor
2006/05 - 2007/01 National Institute of Agrobiological Sciences Visiting Researcher
2000/03 - 2001/08 University of the Ryukyus Faculty of Science Assistant Professor
1997/04 - 2000/02 National Institute of Serricultural and Entomological Science Postdoctoral Fellow
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Committee career (2)：
2016/07 - 現在 日本動物学会 九州支部委員
2013/09 - 2021/03 日本蚕糸学会 九州支部委員
Awards (3)：
2007 - 沖縄研究奨励賞
2006 - Blue Earth '06 優秀賞
1998 - 日本動物学会論文賞(Zoological Science Award 1998)
Association Membership(s) (5)：
JAPANESE SOCIETY OF MICROBICAL ECOLOGY
, THE JAPANESE SOCIETY OF SERICULTURAL SCIENCE
, International Union for the Study of Social Insects
, 日本応用動物昆虫学会
, THE ZOOLOGICAL SOCIETY OF JAPAN
