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Assistant Professor |
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SAITO Akihiro Assistant Professor |
From Graduate School 【 display / non-display 】
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Tokyo University of Agriculture Graduate School, Division of Agriculture Department of Agricultural Chemistry Doctoral program (second term) Completed
- 2009.03
Country：Japan
Studying abroad experiences 【 display / non-display 】
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2019.04 - 2020.03 French National Institute for Agricultural Research (INRA/INRAE), BPMP(Biochimie et physiologie moléculaire des plantes), Montpellier, France Research on iron nutrition of higher plants
Degree 【 display / non-display 】
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Ph.D. (Agricultural Chemistry) ( 2009.03 Tokyo University of Agriculture )
Employment Record in Research 【 display / non-display 】
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Tokyo University of Agriculture Faculty of Applied Bio-Science Department of Applied Biology and Chemistry Assistant Professor
2011.04 - 2018.03
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Tokyo University of Agriculture Faculty of Applied Bio-Science Department of Agricultural Chemistry Assistant Professor
2018.04 - 2019.03
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Tokyo University of Agriculture Faculty of Applied Bio-Science Department of Agricultural Chemistry Invited Researcher, French National Research Institute for Agriculture, Food and Environment (INRA/INRAE) Montpellier, France
2019.04 - 2020.03
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Tokyo University of Agriculture Faculty of Applied Bio-Science Department of Agricultural Chemistry Assistant Professor
2020.04
External Career 【 display / non-display 】
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Institut national de la recherche agronomique (INRA/INRAE) Biochimie et physiologie moléculaire des plantes (B&PMP), Montpellier Researcher
2019.04 - 2020.03
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The University of Tokyo Graduate School of Agricultural and Life Sciences Researcher
2010.04 - 2011.03
Country：Japan
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Waseda University Faculty of Education and Integrated Science Postdoctoral Fellowships of Japan Society for the Promotion of Science
2009.10 - 2010.03
Country：Japan
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The University of Tokyo Graduate School of Frontier Sciences Postdoctoral Fellowships of Japan Society for the Promotion of Science
2009.04 - 2009.09
Country：Japan
Professional Memberships 【 display / non-display 】
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Japanese Society of Soil Science and Plant Nutrition
2004.06
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The Japanese Society of Plant Physiologists
2005.01
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The Botanical Society of Japan
2009.04
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The Japanese Society of Photosynthesis Research
2009.04
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International Society of Photosynthesis Research
2010.03
Research Interests 【 display / non-display 】
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Plant Nutrition
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Photosynthesis
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Chloroplast
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Mitochondria
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Vacuole
Papers 【 display / non-display 】
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Nitrogen transport in xylem sap of rice plants cultivated with various concentrations of N, P, K, Ca, and Mg Reviewed International journal
Shohei Watado, Kyoko Higuchi, Akihiro Saito, Takuji Ohyama
Plants 14 ( 8 ) 1154 2025.04
Language：English Publishing type：Research paper (scientific journal)
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Phosphate Turnover in Various Parts of Nodulated Soybean (Glycine max (L.) Merr.) Plants and the Relation to the Xylem Transport Reviewed International journal
Yoshiaki Yamamura, Kyoko Higuchi, Akihiro Saito, Takuji Ohyama
Crops 4 ( 3 ) 413 - 425 2024.09
Language：English Publishing type：Research paper (scientific journal) Publisher：MDPI
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An iron-deficiency tolerant genotype of sorghum effectively localizes iron to thethylakoid membranes of the bundle sheath cells Reviewed International journal
Kyoko Higuchi,Sara Taniguchi, Daiki Ishii, Akihiro Saito
Soil Science and Plant Nutrition 70 ( 4 ) 277 - 282 2024.05
Authorship：Last author Language：English Publishing type：Research paper (scientific journal) Publisher：Taylor & Francis
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Absorption and Transport of Phosphorus in Nodulated Soybean Plants and Diagnosis of Phosphorus Status Using Xylem Sap Analysis Reviewed
Yoshiaki Yamamura, Kyoko Higuchi, Akihiro Saito and Takuji Ohyama
Agriculture 14 ( inpress ) 2024.03
Language：English Publishing type：Research paper (scientific journal)
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Barley cultivar Sarab 1 has a characteristic region of the thylakoid membrane and protects photosystem I under the iron-deficient condition Reviewed International journal
Akihiro Saito; Kimika Hoshi; Takumi Togashi; Yuna Wakabayashi; Tomoki Shigematsu; Maya Katori; Takuji Ohyama; Kyoko Higuchi
Plants 12 ( 11 ) 2111 2023.05
Authorship：Lead author Language：English Publishing type：Research paper (scientific journal)
Misc 【 display / non-display 】
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Elucidation of efficient photosynthesis in plants with limited iron Invited Reviewed
Kyoko Higuchi and Akihiro Saito
Soil Science and Plant Nutrition 2022.07
Authorship：Lead author Language：English Publishing type：Article, review, commentary, editorial, etc. (bulletin of university, research institution)
Honours, Awards and Prizes 【 display / non-display 】
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Poster Award (ICOBTE 2015 FUKUOKA)
2015.07 International Conference on the Biogeochemistry of Trace Elements
Award type：International academic award (Japan or overseas) Country：Japan
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Poster Award, JSSSPN 2013 (Nagoya University)
2013.09 Japanese Society of Soil Science and Plant Nutrition
Akihiro Saito, Katsuki Kato, Tomomi Nakajima, Eitaro Miwa, Kyoko Higuchi
Award type：International academic award (Japan or overseas) Country：Japan
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Poster Award, JSSSPN 2009 (Kyoto University)
2009.09 Japanese Society of Soil Science and Plant Nutrition
Award type：Award from Japanese society, conference, symposium, etc. Country：Japan
Scientific Research Funds Acquisition Results 【 display / non-display 】
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鉄欠乏耐性植物の新規「光化学系の超分子複合体」の機能・構造の解明とその応用
2024.04 - 2027.03
科学研究費助成事業 基盤研究(B)
齋藤彰宏
Authorship：Principal investigator
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可塑性に富むオオムギ光化学系の多様な鉄欠乏順応機構の解明
2020.04 - 2023.03
科学研究費補助金 基盤研究(B)
樋口恭子
Authorship：Coinvestigator(s)
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重金属過剰で誘導されるミトコンドリア選択的オートファジーの分子機構
2016.04 - 2019.03
科学研究費補助金 若手研究(B)
齋藤彰宏
Authorship：Principal investigator
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基幹的代謝の最適化に基づくオオムギの鉄欠乏適応機構の解明
2013.04 - 2015.03
科学研究費補助金 基盤研究(B)
樋口恭子
Authorship：Coinvestigator(s)
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集光機能の改良に基づく無機栄養ストレス耐性作物の創出
2012.04 - 2014.03
科学研究費補助金 若手研究(B)
齋藤彰宏
Authorship：Principal investigator
鉄は葉緑体の電子伝達系の構成因子であり、安定した光合成を可能にする。仮に鉄が長期的に欠乏すると、葉緑体の電子伝達が異常となり、最終的に光酸化ストレスによって細胞死が起こる。本研究では、鉄欠乏オオムギの光合成機能の最適化を担う必須因子HvLhcb1.12に着目した。HvLhcb1.12は集光性アンテナタンパク質の一種であるが、そのN末端側には多数のリン酸化部位が存在する。本遺伝子をイネに導入した結果、過剰光条件下での収量が野生型のイネより約25%増加し、光酸化ストレスの回避に貢献することが示された。
Other External Funds 【 display / non-display 】
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農作物の生産性向上や持続可能な作物生産に資するRIイメージング技術の開発及び導き出される生産方法の実証
2024.04 - 2029.03
福島国際研究教育機構 Fukushima Institute for Research, Education and Innovation (F-REI) F-REI(福島国際研究教育機構)研究費
樋口恭子・齋藤彰宏・鹿内勇佑
Authorship：Coinvestigator(s) Grant type：Competitive
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高タンパク質かつ良食味米の育種およびその評価に関する研究
2024 - 2026
医食同源生薬研究財団 医食同源生薬研究財団研究助成
Authorship：Coinvestigator(s) Grant type：Collaborative (industry/university)
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良食味化・多収化を目指した「鉄栄養強化イネ」 新品種の効率的育種と高品質多収栽培法の確立
2021.12 - 2025.03
東京農業大学
Authorship：Principal investigator Grant type：Competitive
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Development and practical application of a new "nutritionally enhanced rice" to improve the nutritional metabolism of modern humans - Development of a unique brand of rice from Tokyo University of Agriculture-
2018.06 - 2020.03
Grant type：Competitive
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Establishment of rice lines with the abilities to improve heavy metal contamination in soils
2013.04 - 2015.03
Authorship：Principal investigator Grant type：Competitive
Past of Commissioned Research 【 display / non-display 】
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企業の研究支援（複数）
2018.04 - 2019.03
一般受託研究 The General Consignment Study
Past of Cooperative Research 【 display / non-display 】
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Joint research with NARO
2017.04
Cooperative Research within an Affiliated University or Institute Cooperative Research within an Affiliated University or Institute
Presentations 【 display / non-display 】
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オオムギ品種サラブ１と武蔵麦を用いた光化学系の鉄欠乏順応に関するQTL解析 International conference
入江夏鈴、松岡宗一郎、小林岳央、古幡万由子、鹿内勇佑、斎藤彰宏、樋口恭子
第66回日本植物生理学会年会（金沢） 2025.03
Event date： 2025.03
Language：English Presentation type：Poster presentation
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オオムギ集光性クロロフィル結合タンパク質HvLhcb1.12を導入した形質転換イネの、光化学系タンパク質組成の解析 International conference
今野彩音、上山舜平、鹿内勇佑、齋藤彰宏、樋口恭子
第66回日本植物生理学会年会（金沢） 2025.03
Event date： 2025.03
Language：English Presentation type：Poster presentation
Country：Japan
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土耕栽培でのマイクロトムにおける尻腐れ発生環境要因の検討 International conference
鹿内 勇佑，山本 菜月，齋藤 彰宏，樋口 恭子
第66回日本植物生理学会年会（金沢） 2025.03
Event date： 2025.03
Language：English Presentation type：Poster presentation
Country：Japan
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大玉トマトにおけるカルシウム時空間動態のストロンチウムを用いた推定 International conference
平島 拓磨・鹿内 勇佑・齋藤 彰宏・樋口 恭子
第66回日本植物生理学会年会（金沢） 2025.03
Event date： 2025.03
Language：English Presentation type：Poster presentation
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鉄欠乏耐性のイネ品種間差と耐性を左右する要因
樋口恭子、岡村美音、松岡宗一郎、鹿内勇佑、齋藤彰宏
2024年度日本土壌肥料学会関東支部大会（山梨県甲府市） 2024.11
Event date： 2024.11
Language：Japanese Presentation type：Poster presentation
Teaching Experience 【 display / non-display 】
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細胞生物学
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卒業論文
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無機化学（一）
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分析化学実験
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研究室演習（一）
Committee Memberships 【 display / non-display 】
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日本土壌肥料学会 2023年度日本土壌肥料学会関東支部大会運営委員
2022.09 - 2023.12
Committee type：Academic society
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Japanese Society of Soil Science and Plant Nutrition Steering Committee Member of the 68th Japanese Society of Soil Science and Plant Nutrition
2021.04 - 2022.09
Committee type：Academic society
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Japanese Society of Soil Science and Plant Nutrition Management Committee for the 2018 election
2018.04 - 2019.03
Committee type：Academic society
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The Japanese Society of Plant Physiologists Steering Committee Member, The 56th Annual Meeting of the Japanese Society of Plant Physiologists
2014.04 - 2015.03
Committee type：Academic society
Social Activities 【 display / non-display 】
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こめプロジェクト報告会2024年度
Role(s)： Guest, Panelist, Report author
2025.03
Audience： College students, Graduate students, Teachers, Guardians, Researchesrs, General, Scientific, Company, Civic organization, Governmental agency, Media
Type：Lecture
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東京農大・産学官HUB構想シンポジウムへの参加（社会実装を目指した学内研究プロジェクト成果報告）
Role(s)： Panelist, Report author
2024.12
Audience： High school students, Graduate students, Teachers, Guardians, Researchesrs, General, Scientific, Company, Civic organization, Governmental agency, Media
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「収穫祭」での「鉄強化米」販売
Role(s)： Planner, Logistic support, Performer
2024.11
Audience： Infants, Schoolchildren, Junior students, High school students, College students, Graduate students, Teachers, Guardians, Researchesrs, General, Scientific, Company, Civic organization, Governmental agency, Media
Type：Science festival
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「オープンキャンパス2024」での「鉄強化米おにぎり」配布
Role(s)： Planner, Logistic support, Performer
2024.08
Audience： Infants, Schoolchildren, Junior students, High school students, College students, Graduate students, Teachers, Guardians, Researchesrs, General, Scientific, Company, Civic organization, Governmental agency, Media
Type：University open house
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国立中興大学（台湾）の学生への講義
Role(s)： Lecturer
2024.07
Audience： College students, Teachers
Type：Visiting lecture
Academic Activities 【 display / non-display 】
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"Agricultural chemistry-from the beginning to the future", the museum of Tokyo University of Agriculture
2018.09 - 2019.08
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110th Anniversary Kickoff Symposium on Department of Agricultural Chemistry, TUA
2018.03
Basic stance of industry-university cooperation 【 display / non-display 】
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To make our new research results available to society, we need to work with companies to promote commercialization with the cooperation of the government. I am of the position that industry-academia collaboration is critical.
Attractiveness of Research 【 display / non-display 】
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私達の生活は植物（光合成生物）によって支えられています。私たちは、不良環境でも光合成を続けられる新しい植物の提案や開発を目指し、植物の環境適応能力を幅広く調べています。植物の研究に意欲のある学生の皆さん、ぜひ一緒に研究をしましょう。