2021.11.19-20 The 26th Symposium of Young Asian Biological Engineers’ Community, YABEC 2021 (Online)

○Takahisa Tajima, Mohammad Mojarrad, Keisuke Hirai, Koji Fuki, Akiko Hida and Junichi Kato: Coproduction of 1,3-propanediol and 3-hydroxypropionic acid by psychrophile-based simple biocatalysts

○Gonglinfeng Luo, Miho Fujino, Sho Nakano, Akiko Hida, Takahisa Tajima, and Junichi Kato: Efficient itaconic acid production by a psychrophile-based whole-cell biocatalyst

2021.3.18-21 Japan Society for Bioscience, Biotechnology, and Agrochemistry 2021 Annual Conference(Online)

○Mojarrad Mohammad,Tajima Takahisa,Hida Akiko,Kato Junichi: A new approach for effective co-production of 3-hy-droxypropionic acid and 1,3-propanediol

2020.11.24 2nd HiHA Young Researchers Workshop (Webinar)

○Nasurullah Harino Al Ghifari: Characterization of Chemireceptors responsible for recognizing amino acids in Pseudomomas protegens CHA0

○Gonglinfeng Luo: Development of heat-permeabilized whole-cell catalyst based on psychrophile Shewanella livingstonensis Ac10

2020.11.14 The Society for Biotechnology, 5th Nishi-Nihon Branch meeting(Okayama University of Science,Okayama)

○Mohammad Mojarrad, Takahisa Tajima, Akiko Hida, Junichi Kato: Effective coproduction of 3-hydroxypropionic acid and 1,3-propanediol by PSCat

2019.11.23-24 25th Symposium of Young Asian Biological Engineers’ Community(Ewha Womans University, Korea)

○Takahisa Tajima, Gonglinfeng Luo, Syo Nakano, Miho Fujino and Junichi Kato: Efficient bioproduction by psychrophile-based simple biocatalyst

2019.9.16-18 71st SBJ Annual meeting 2019(Okayama University, Okayama)

○Gonglinfeng Luo, Takahisa Tajima, Junichi Kato: Efficient production of itaconic acid using a psychrophile-based simple biocatalystmedal Topics

2019.9.9-13 Marine Biotechnology Conference 2019(MARINART, Shizuoka)

○Takahisa Tajima, Luo Gonglinfeng, Junichi Kato: Itaconic acid production by a marine psychrophilic bacterium

○Kenshi Watanabe,Kim Hazel V. Arafiles,Risa Higashi,Yoshiko Okamura,Takahisa Tajima,Yukihiko Matsumura,Yutaka Nakashimada,Keisuke Matsuyama,Tsunehiro Aki: Isolation of high-producing Aurantiochytrium sp. mutants and improvement of astaxanthin productivity using metabolic information

○Tsunehiro Aki,Charose M. T. Perez,Ran Hirotani,Kenshi Watanabe,Yoshiko Okamura,Takahisa Tajima,Yukihiko Matsumura,Yutaka Nakashimada,Yusuke Sumita,Shinzo Mayuzumi: Gas-to-lipids bioprocessing by acetogens and thraustochytrids

2019.7.1-4 The 14th Asian Congress on Biotechnology (ACB2019)(Taipei, Taiwan)

○Takahisa Tajima, Luo Gonglinfeng, Sho Nakano, Akiko Hida, Junichi Kato: Psychrophile-based Simple Biocatalyst for Efficient Conversion

2019.7.8-10 The 3rd International Symposium on Fuels and Energy (Higashi-Hiroshima)

○Mohammad MOJARRAD, Takahisa TAJIMA, Akiko HIDA, Junichi KATO: Production of Monomers of Polyester by Psychrophile-Based Simple Biocatalysts in Shewanella sp.

○Gonglinfeng Luo, Syo Nakano, Takahisa Tajima, Junichi Kato: Carboxylic acid production by psychrophlie-based simple catalyst

2019.3.24-27 Japan Society for Bioscience, Biotechnology, and Agrochemistry 2019 Annual Conference(Tokyo)

○Mohammad Mojarrad, Takahisa Tajima, Akiko Hida, Junichi Kato: Simultaneous production of 3-Hydroxypropionic acid and 1,3-Propanediol by psychrophile-based simple biocatalysts in Shewanella sp.

2019.3.14 2nd Joint Workshop of ADSM, Hiroshima University and Balittas, Indonesia for efficient utilization of renewable bioresources (Malang, Indonesia)

○Takahisa Tajima: Bioconversion from biomass to valuable chemicals

2018.10.22 1st Joint Workshop of ADSM, Hiroshima University and Balittas, Indonesia for efficient utilization of renewable bioresources (Hiroshima)

○Takahisa Tajima: Efficient production of biochemicals with simple biocatalyst using psychrophilic microorganisms

2018.7.2-4 The 2nd International Symposium on Fuels and Energy(Hiroshima)

○Mohammad Mojarrad, Takahisa Tajima, Junichi Kato: Simultaneous production of 3-Hydroxypropionic acid and 1,3-Propanediol by psychrophile-based simple biocatalysts in Shewanella sp.

○Luo Gonglinfeng, Takahisa Tajima, Junichi Kato: Carboxylic acid production by psychrophlie-based simple catalyst

2017.10.18-20 The 23rd Symposium of Young Asian Biological Engineers’ Community (YABEC 2017)(Xi’an, China)

○Takahisa Tajima, Mai Hamada, Koji Fuki, Yutaka Nakashimada, Junichi Kato: Efficient conversion by psychrophile-based simple biocatalysts

2017.7.11 The 1st International Symposium on Fuels and Energy(Hiroshima)

○Takahisa Tajima, Mai Hamada, Koji Fuki, Yutaka Nakashimada, Junichi Kato:Bioproduction by psychrophile-based simple biocatalysts

○Kazumasa Mori, Ami Tsuzuki, Takahisa Tajima, Yutaka Nakashimada, Junichi Kato:Efficient conversion system with NADH regeneration by the psychrophile-based simple biocatalyst

○Kousuke Tomita, Takahisa Tajima, Kenshi Watanabe, Aki Tsunehiro, Yoshiko Okamura, Yukihiko Matsumura, Yutaka nakashimada, Junichi Kato:Efficient conversion of mannitol by the psychrophile-based simple biocatalyst

○Luo Gonglinfeng, Takahisa Tajima, Yutaka Nakashimada, Junichi Kato:Carboxylic acid production by psychrophlie-based simple catalyst

2017.5.24 Asia-Pacific Marine Biotechnology Conference(Hawaii)

○Tajima T, Tomita K, Miyahara H, Watanabe K, Aki T, Okamura Y, Matsumura, Y, Nakashimada Y, Kato J:Efficient conversion of carbohydrate derived from brown seaweed by psychrophile-based simple biocatalyst

○Pattasuda DUANGKAEW,Inoue S, Aki T, Nakashimada Y, Okamura Y, Tajima T, Matsumura, Y:Continuous mass spectrometry analysis for hydrothermal decomposition of glucose

○Kita A, Miura T, Aki T, Okamura Y, Matsumura Y, Tajima T, Kato J, Nakashimada Y:Production of volatile fatty acids from alginate by bacterial consortium derived from marine sediment

○Matsumura Y, Aki T, Nakashimada Y, Okamura Y, Tajima T:Process evaluation of macroalgae utilization system

○Miura T, Kita A, Okamura Y, Aki T, Matsumura Y, Tajima T, Kato J, Nakashimada Y:Continuous methane production from volatile fatty acids from the second stage of two-stage methanization of undiluted brown algae

○Okamura Y, Nakai S, Aki T, Nakashimada Y, Matsumura Y, Tajima T:Oil production from organic acids derived from marine algal biomass by Nitratireductor sp. OM-1

○Watanabe K, Arafiles KHV, Okamura Y, Tajima T, Matsumura Y, Nakashimada Y, Aki T:Value-added lipid production by Aurantiochytrium sp. using sugars derived from macroalgae

2016.6.25-30 Metabolic Engineering 11 (Awaji)

○Takahisa Tajima, Mai Hamada, Koji Fuki, Yutaka Nakashimada, Junichi Kato: Efficient bioproduction by psychrophile-based simple biocatalysts

2016.1.19 3rd Asian Conference on Biomass Science (Niigata)

○A. Kita, T. Miura, Y. Okamura, T. Aki, Y. Matsumura, T. Tajima, J. Kato, N. Nishio, Y. Nakashimada: Reconstruction of a stable anaerobic bacterial consortium capable of degrading alginate

2016.1.16-17 Gordon Research Seminar (GRS): Novel ideas on bacterial sensing of environmental cues and functional responses (Ventura, California, USA)

○Mattana Tunchai, Akiko Hida, Shota Oku, Takahisa Tajima, Yutaka Nakashimada and Junichi Kato: Elucidation of the role of chemotaxis in Ralstonia solanacearum during plant-invasion stage and its application to control plant infection.

2015.12.5-7 The 4th Joint Conference on Renewable Energy and Nanotechnology (Ehime)

Yuki Iwasaki, ○Koichiro Yoshida, Akihisa Kita, Shinsuke Sakai, Tomohiro Sho, Masahiro Saito, Katsuji Murakami, Takahisa Tajima, Junichi Kato, Yutaka Nakashimada: The Production of Ethanol with Metabolism Mutant of Thermophillic Bacteria Moorella thermoacetica ATCC39073

○Tomohiro Yano, Shota Miyamoto, Toyokazu Miura, Akihisa Kita, Takahisa Tajima, Junichi Kato, Tsunehiro Aki, Yoshiko Okamura, Yukihiko Matsumura, Yutaka Nakashimada: Effect of salt concentration on anaerobic digestion of macroalgae: a kinetic study

○Nattacha Paksung, Mattana Tunchai, Junichi Kato, Yutaka Nakashimada, Yukihiko Matsumura: Technology Creation for Sustainability in Kita-Hiroshima Town

2015.11.15-19 Asian Congress on Biotechnology 2015 (ACB2015): Biotechnology and Bioeconomy for Sustainable Future (Kuala Lumpur, Malaysia)

○Mattana Tunchai, Shota Oku, Akiko Hida, Takahisa Tajima, Yutaka Nakashimada and Junichi Kato: Chemotaxis of Ralstonia solanacearum as a Target to Control Bacterial Wilt Disease.

2015.10.17-20 7th Japan-Taiwan-Korea (JTK) International Symposium on Microbial Ecology(Ibaraki)

○Mattana Tunchai, Shota Oku, Akiko Hida, Takahisa Tajima, Yutaka Nakashimada, Junichi Kato: Identification chemoreceptor for D-malic acid, an unnatural occurred form, in Ralstonia solanacearum

○Junichi Kato, Shota Oku, Akiko Hida, Mattana Tunchai, Alisa Vangnai, Takahisa Tajima: Bacterial chemotaxis as a strategy for survival in soil ecosystem

2015.5.30-6.2 115th General Meeting of American Society for Microbiology (ASM2015). (New Orleans, Louisiana)

○Mattana Tunchai, Shota Oku, Akiko Hida, Takahisa Tajima and Junichi Kato: Studies on chemotactic response of Ralstonia solanacearum and their application to inhibit plant infection.

2015.3.27-29 Japan Society for Bioscience, Biotechnology, and Agrochemistry 2015 Annual Conference(Okayama)

○Mattana Tunchai, Shota Oku, Akiko Hida, Takahisa Tajima, Yutaka Nakashimada, Junichi Kato: Studies on inhibitory effects of malic acid on plant infection of Ralstonia solanacearum

2015.1.13 2nd Asian Conference on Biomass Science (Ibaraki)

○Ryunosuke Matsumoto, Tsunehiko Aki, Yutaka Nakashimada, Yoshiko Okamura, Takahisa Tajima, Yukihiko Matsumura: Behavior of kelp during hydrothermal pretreatment

○Rozyanti Mohamad, Tsunehiko Aki, Yutaka Nakashimada, Yoshiko Okamura, Takahisa Tajima, Yukihiko Matsumura: Utilization of mannuronic acid in kelp

2014.10.21-24 Annual Conference of Environmetal Microbiology(Hamamatsu)

○Junichi Kato: Bacterial chemotaxis as a strategy for survival in soil ecosystem

2014.8.30-9.4 7th International Congress on Biocatalysis 2014 (Germany, Hamburg)

○Takahisa Tajima, Koji Fuki, Mai Hamada, Yutaka Nakashimada, Junichi Kato: Construction of simple biocatalysts for efficient bio-production

2013.5.30-6.1 Annual Conference of Environmetal Biotechnology 2013(Kita-kyusyu)

○Mattana Tunchai, Shota Oku, Takahisa Tajima, Yutaka Nakashimada, Junichi Kato: Highly sensitive chemotactic responses to L-malate and D-malate by Ralstonia solanacearum and their application to inhibition of plant infection

○Tisana Nitisakulkan, Daizou Kudou, Shota Oku, Alisa S. Vangnai, Takahisa Tajima, Yutaka Nakashimada, Junichi Kato: 4-Chloroaniline degradation by toluene dioxygenase from Pseudomonas putida T-57

2013.3.24-27 Japan Society for Bioscience, Biotechnology, and Agrochemistry 2013 Annual Conference(Sendai)

○Tisana Nitisakulkan, Daizou Kudou, Shota Oku, Alisa S. Vangnai, Takahisa Tajima, Yutaka Nakashimada, Junichi Kato: 4-Chloroaniline degradation by toluene dioxygenase pathway from Pseudomonas putida T-57

2012.9. 15th International Biotechnology Symposium and Exhibition (IBS2012)(Daegu, Korea)

○J. Kato, S. Oku, T. Tajima, Y. Nakashimada, : Identification of chemosensory proteins involved in root colonization of plant-growth-promoting rhizobacterium Pseudomonas fluorescens

○T. Tajima, T. Atsumi, N. Kataoka, D. Kudou,Y. Nakashimada, J. Kato: Bioproduction of catechols by Pseudomonas putida T-57

2011.12. The 2nd iBioP Asian Symposium (iBioP2011)(Pohang, Korea)

○J. Kato, K. Honda, A. Kuroda, T. Tajima: Some approaches for bioproduction of hydrophilic chemicals

○T. Tajima, T. Atsumi, S. Takeshita, Y. Nakashimada, J. Kato: Bioproduction of catechols in solvent-tolerant bacetrium Pseudomonas putida T-57 by two-phase reaction system

2011.5.11-15 Asian Congress on Biotechnology 2011 (ACB2011)(Shanghai, China)

○J. Kato, S. Oku, A.S. Vangnai, Y. Nakashimada, T. Tajima: Bacterial chemotacxis to environmental pillutants and identification of its chemosensory proteins

○A. Kongporn, J. Kato, A.S. Vangnai: Isolation and characterization of salt-tolerant, alkaliphilic and acetonitrile-tolerant Exiguobacterium sp. SBH81

○T. Tajima, A. Kita, K. Tsuruta, Y. Tojo, Y. Nakashimada, J. Kato: Genetic analysis of organic solvent tolerance in Rhodococcus opacus B4

○N. Kataoka, M. Shikaze, A. Kongpol, AS. Vangnai, T. Tajima, Y. Nakashimada, J. Kato: Development of basic technology for butanol bioproduction using organic solvent-tolerant bacterium