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J-GLOBAL ID：200901060460150141 Update date: Mar. 19, 2025

Kohchi Takayuki

コウチタカユキ | Kohchi Takayuki

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Affiliation and department：
Job title： Professor
Homepage URL (1)： http://www.lif.kyoto-u.ac.jp/labs/plantmb/

Research field (2)： Plants: molecular biology and physiology , Applied molecular and cellular biology

Research keywords (2)： Plant Molecular Genetics , Plant Science

Research theme for competitive and other funds (63)：

2022 - 2029 Key-Molecule-Network in Plant Reproduction
2022 - 2027 性決定遺伝子同定に基づく半数体生物のU/V性決定システムの制御機構の解析
2022 - 2025 性染色体上にコードされるガメトログ遺伝子の役割と半数体生物の性染色体進化
2019 - 2024 Intrinsic periodicity of cellular systems and its modulation as the driving force be
2019 - 2024 ゼニゴケ油体をモデルとしたオルガネラ周期の証明と中心因子の同定

2020 - 2022 Transcription factor antagonism mediated by auxin is essential for stem cell maintenance in plants

2017 - 2022 Sex differentiation in land plant: mechanism of genetic robustness and plasticity

2016 - 2019 Molecular mechanisms of reprogramming that is regulated by changes in endogenous phytohormone levels

2016 - 2019 Comparative analysis of cytoskeletal function in plant cell division and morphogenesis using new standard cell lines and image processing

2016 - 2019 Elucidation of the system to get success on land by using chemical weapons

2017 - 2018 Mechanism of reproductive induction and sex differentiation in land plants

2016 - 2018 Development of screening method using large deletion in Marchantia polymorpha

2015 - 2018 Multidimensional Exploration of Logics of Plant Development

2015 - 2018 Identification and analysis of a novel master transcription factor for sexual organ development in lant plants

2015 - 2018 Genome editing by microinjection in the model organism Marchantia polymorpha

2015 - 2018 Elucidation of physiological roles and regulation of the plasma membrane H+-ATPase

2013 - 2018 Multidimensional Exploration of Logics of Plant Development

2013 - 2018 Evolutionary and molecuar genetic studies to logics in plant development

2014 - 2017 Light-dependent reproductive induction in land plants

2014 - 2016 Genomic studies of transcription factors and experimental analysis of their functions by genome editing in Marchantia polymorpha

2014 - 2015 What happens when a plant genome meets with other genome?

2012 - 2015 Roles of auxin in the vegetative propagation of land plants

2012 - 2015 Analyses on photoregulation of the cell cycle and mechanisms of cell division in plants

2012 - 2015 Search for sex determination genes in Marchantia polymorpha

2013 - 2014 陸上植物における環境応答機構の普遍性と多様性

2012 - 2014 Systematic analysis of transcription factors in Marchantia polymorpha

2011 - 2014 Molecular genetic studies on flowering control by VOZ1 and VOZ2 in Arabidopsis

2011 - 2013 陸上植物における環境応答機構の普遍性と多様性

2011 - 2012 メリステム発生と生長相制御機構の比較ゲノム解析

2010 - 2011 Development of molecular tools for forward genetics in the liverwort Marchantia polymorpha

2009 - 2011 Study of the Origins of the Plant Circadian Clocks by Using Two Basal Land Plants as Model Species

2009 - 2010 フィトクロムによる植物光センシングと環境応答

2009 - 2010 比較ゲノム手法によるメリステム発生と生長相制御機構の解析

2008 - 2010 Evolution of sex chromosomes in haploid genome

2007 - 2009 Utilization of Gellous Biomass Containing Cellulose

2006 - 2009 Mechanism of light sensing and signaling mediated by phytochrome and its interacting proteins in plants

2005 - 2009 Comparative genome study on evolution and diversity of lower plants

2008 - 2008 比較ゲノム解析視点による植物成長相制御機構の解析

2007 - 2008 プラスチドにおけるテトラピロール生合成とオルガネラ機能のポストゲノム解析

2007 - 2008 フィトクロムを介する植物の光センシングと生物応答の基本原理の解析

2006 - 2007 Functional analysis on sex-chromosome genes in haploid organism

2004 - 2005 Mechanism of phytochrome signaling mediated by protein interaction

2003 - 2004 シロイヌナズナのヘムオキシゲナーゼ遺伝子ファミリーの機能解析

2001 - 2001 分裂組織で発現する受容体型キナーゼを介した植物発生の制御

2000 - 2000 アラビドプシス花序で発現するcDNAの系統的解析

2000 - 2000 分裂組織で発現する受容体キナーゼを介した植物発生の制御

1999 - 1999 アラビドプシス花序で発現するcDNAの系統的解析

1998 - 1998 アラビドプシス花序で発現するcDNAの系統的解析

1994 - 1998 Genetic Program Controlling Plant Organogenesis

1997 - 1997 誘導型プロモーターによる植物の誘導変異遺伝子タギング法の開発

1997 - 1997 アラビドプシス花序で発現するcDNAの系統的解析

1996 - 1996 形質転換手法による植物の器官分化に関与する遺伝子の単離

1996 - 1996 アラビドプシス花序で発現するcDNAの系統的解析

1995 - 1995 形質転換手法による植物の器官分化に関与する遺伝子の単離と解析

1994 - 1994 形質転換手法による植物の器官分化に関与する遺伝子の単離と解析

1994 - 1994 均一化cDNAライブラリーを用いた植物生長点分化に関与する遺伝子の単離と解析

1993 - 1993 シロイヌナズナ変異体に基づいたファイトクロムクロモフォア生合成機構の解析

1988 - 1988 トランスに分断された葉緑体リボソームタンパク質S12遺伝子の発現機構

植物光シグナル伝達の研究

植物細胞の分化・形態形成に関する分子遺伝学的研究

Studies on phytochrome chromophore biosynthesis

Molecular and Genetic Studies on Plant Development

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Papers (152)：

Hikari Mase, Aoi Sumiura, Yoshihiro Yoshitake, Takayuki Kohchi, Taku Takahashi, Hiroyasu Motose. Involvement of a NIMA-related kinase in cell division of the liverwort Marchantia polymorpha. Plant And Cell Physiology. 2025
Megumi Iwano, Noriyuki Suetsugu, Ryuichi Nishihama, Sakiko Ishida, Tomoaki Horie, Alex Costa, Tatsuya Katsuno, Midori Kimura, Kazuko Iida, Hidetoshi Iida, et al. MID1-COMPLEMENTING ACTIVITY regulates cell proliferation and development via Ca2+ signaling in Marchantia polymorpha. Plant Physiology. 2024
Kosei Iwabuchi, Hiroki Yagi, Kenta C. Moriya, Aino Komatsu, Yuuki Sakai, Tomoo Shimada, Ryuichi Nishihama, Takayuki Kohchi, Akiko Harada, Yo-hei Watanabe, et al. The beginnings of light-dependent nuclear relocation in land plants. 2024
Kosei Iwabuchi, Hiroki Yagi, Kenta C. Moriya, Aino Komatsu, Noriyuki Suetsugu, Yuuki Sakai, Tomoo Shimada, Ryuichi Nishihama, Takayuki Kohchi, Akiko Harada, et al. Evolutionary acquisition of a primitive light-dependent nuclear relocation inMarchantia polymorpha. 2024
Yoshiko Yamamoto-Negi, Takeshi Higa, Aino Komatsu, Kanta Sasaki, Kimitsune Ishizaki, Ryuichi Nishihama, Eiji Gotoh, Takayuki Kohchi, Noriyuki Suetsugu. A kinesin-like protein, KAC, is required for light-induced and actin-based chloroplast movement in Marchantia polymorpha. Plant & cell physiology. 2024

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MISC (25)：

梶原智明, 熊谷健隆, 吉竹良洋, 岩野恵, 川村昇吾, 安居佑季子, 山岡尚平, 河内孝之. Single-nucleus RNA-seq analysis of a germline cell-like cell induction system in the liverwort Marchantia polymorpha. 日本植物生理学会年会(Web). 2024. 65th
吉竹良洋, 川村昇吾, 梶原智明, 西浜竜一, 西浜竜一, 山岡尚平, 河内孝之. Evolution of the photoperiod-dependent growth phase transition mechanisms in land plants. 日本植物生理学会年会(Web). 2024. 65th
岡部麻衣子, SUN Rui, 吉竹良洋, 川村昇吾, 鈴木かおり, 下川瑛太, 安居佑季子, 山岡尚平, 石田俊晃, 増口潔, et al. Exploration of gibberellin-related bioactive molecules in the liverwort Marchantia polymorpha. 日本植物生理学会年会(Web). 2024. 65th
中西辰慶, 白川一, 白川一, 小黒友輝, 菅野茂夫, 山岡尚平, 相良真由, 谷田舞, 須沼京子, 石見拓也, et al. Co-option of Stomatal Transcription Factors for the Differentiation of Idioblast Myrosin Cells in Arabidopsis. 日本植物生理学会年会(Web). 2024. 65th
牧野宏美, 前田祐華, 上土井優貴, 陶山明子, 石崎公庸, 石田咲子, 西浜竜一, 河内孝之, 平山隆志, 丸山明子, et al. ゼニゴケEILが硫黄栄養応答に果たす役割. 日本土壌肥料学会講演要旨集. 2016. 62. 0. 45-45

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Patents (1)：

シトルリンを含有する活性酸素消去剤

Books (24)：

陸上植物の細胞分裂の光制御とその進化
BSJ-Review 6A:51-62 (2015) 2015
E3ユビキチンリガーゼが関与する植物の細胞間隙形成
生化学 86: 508-512(2014) 2014
シロイヌナズナとゼニゴケの概日時計と光周性
植物の生長調節、49, 49-58 (2014). 2014
Plastid Transformation of Sporelings and Suspension-Cultured Cells from the Liverwort Marchantia polymorpha L.
Methods Mol. Biol., 1132, 439-447 (2014) 2014
基部陸上植物の光応答戦略 -フィトクロムを介した光形態形成の分子機構-
BSJ-Review 4:37-44 (2013) 2013

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Lectures and oral presentations (8)：

Light regulated induction of sexual reproduction in Marchantia polymorpha
(The 65th NIBB Conference Renaissance of Marchantia polymorpha/Marchantia Workshop 2017 2017)
陸上植物の起源とコケ植物
(市民参加シンポジウム遺伝子組換え植物の現状と展望@テラプロジェクト・まちラボ 2015)
苔類ゼニゴケの光質および日長による成長相転換機構
(日本植物学会 2014)
Photoreceptors and light signaling in the liverwort Marchantia polymorpha
(5th Asia and Oceania Conference for Photobiology, Nara, Japan 2011)
Auxin response and signaling factors in Marchantia polymorpha, SYM042
(XVIII International Botanical Congress @ Melbourne (7/24-7/30) 2011)

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Works (7)：

多様ゲノム高度利用技術の開発-高付加価値蛋白質の植物生産技術の開発
2002 - 2005
花序で発現する転写因子の機能解析
2001 - 2005
フィトクロム発色団生合成の解析と光形態形成制御
2000 - 2004
植物の生産性向上に向けた形態形成制御と代謝制御の分子機構の解明
2000 - 2001
Molecular mechanisms on regulation of morphogenesis and metabolism leading to increased plant productivity
2000 - 2001

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Education (3)：

1986 - 1989 Kyoto University Graduate School of Agriculture PhD course
1984 - 1986 Kyoto University Graduate School of Agriculture Master Course
1980 - 1984 Kyoto University Faculty of Agriculture

Professional career (1)：

Ph.D. (Kyoto University)

Work history (7)：

2004/03 - 現在 Kyoto University Graduate School of Biostudies Professor
1995/04 - 2004/02 Nara Institute of Science and Technology Graduate School of Biological Sciences Associate Professor
1994/04 - 1995/03 Nara Institute of Science and Technology, Graduate School of Biological Sciences Assistant Professor
1992/11 - 1994/03 Kyoto University Faculty of Agriculture Assistant Professor
1989/06 - 1992/10 Harvard Medical School Department of Genetics Research Fellow

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Committee career (4)：

2020/10 - 現在日本学術会議連携会員
2023/01 - 2024/12 Photobiology Association of Japan President
2022/03 - 2024/03 Japanese Society of Plant Physiology President
2018 - 2019 近畿植物学会会長

Association Membership(s) (5)：

The Botanical Society of Japan , Japanese Society for Plant Biotechnology , The Japanese Society of Plant Physiology , The Molecular Biology Society of Japan , The Japan Society for Bioscience, Biotechnology, and Agrochemistry

※ Researcher’s information displayed in J-GLOBAL is based on the information registered in researchmap. For details, see here.

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