2020 - 2022 Justification of electrosynthetic microbial ecosystem in natural electrogenic environments
2018 - 2021 Behavior of MeHg production in a Hg(II) ion spiked paddy field soil during multi-year rice cultivation and the mechanism of MeHg accumulation in rice grain
2016 - 2019 Reproduction of prebiotic metabolic pathways with deep-sea hydrothermal electricity
2015 - 2018 Production of methylmercury in Hg contaminated paddy field and its effect to biological system
2014 - 2016 Deep-sea hydrothermal electricity elucidates origin of life: Proposal of Electro-Iron-Sulfur World theory
2012 - 2015 Proof of electrotrophic microbial community development and electric power production in deep-sea hydrothermal vents
2011 - 2013 'Environmental Electric Ecosystem', a novel biomass production system
2007 - 2008 Proteins for oxidation of elemental sulfur from a sulfur-oxidizing bacterium in deep-sea hydrothermal fields
2006 - 2008 深海性イプシロンプロテオバクテリアにおける遺伝子操作系の確立
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Papers (35):
Masahiro Yamamoto, Yoshihiro Takaki, Hiroyuki Kashima, Miwako Tsuda, Akiko Tanizaki, Ryuhei Nakamura, Ken Takai. In situ electrosynthetic bacterial growth using electricity generated by a deep-sea hydrothermal vent. ISME JOURNAL. 2023. 17. 1. 12-20
Norio Kitadai, Ryuhei Nakamura, Masahiro Yamamoto, Satoshi Okada, Wataru Takahagi, Yuko Nakano, Yoshio Takahashi, Ken Takai, Yoshi Oono. Thioester synthesis through geoelectrochemical CO2 fixation on Ni sulfides. Communications Chemistry. 2021. 4. 1
Yohei Matsui, Wataru Fujisaki, Junji Torimoto, Keiko Tanaka, Manabu Nishizawa, Masahiro Yamamoto, Shinsuke Kawagucci, Yasuhiro Shimane, Mika Tei, Katsuyuki Uematsu, et al. Gold-coated silver capsule for elemental analyzer-isotope ratio mass spectrometer: Robust against pretreatment of rock material for organic carbon and δ<sup>13</sup>C analyses. GEOCHEMICAL JOURNAL. 2021. 55. 3. e1-e8
Junichi Miyazaki, Tetsuro Ikuta, Tomo-O Watsuji, Mariko Abe, Masahiro Yamamoto, Satoshi Nakagawa, Yoshihiro Takaki, Kentaro Nakamura, Ken Takai. Dual energy metabolism of the Campylobacterota endosymbiont in the chemosynthetic snail Alviniconcha marisindica. The ISME journal. 2020
Yamamoto Masahiro, Nakamura Ryuhei, Kasaya Takafumi, Kumagai Hidenori, Suzuki Katsuhiko, Takai Ken. Power generation using electric discharge on deep-sea hydrothermal field. Abstracts of Annual Meeting of the Geochemical Society of Japan. 2017. 64. 0
The Society for the Study of the Origin and Evolution of Life Japan (SSOEL)
, Japanese Society for Extremophiles (JSE)
, Japanese Society of Microbial Ecology (JSME)