ONISHI Yuji 大西雄二

… Alternative Names

Onishi Yuji 大西雄二

大西雄二オオニシユウジ

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Researcher Number	10847677
Other IDs	https://orcid.org/0000-0002-5614-8464
Affiliation (Current)	2026: 総合地球環境学研究所, 基盤研究部, 特任助教
Affiliation (based on the past Project Information) *help	2026: 総合地球環境学研究所, 基盤研究部, 特任助教 2023: 総合地球環境学研究所, 基盤研究部, 特任助教 2022 – 2023: 総合地球環境学研究所, 研究基盤国際センター, 特任助教 2021: 京都大学, 生態学研究センター, 特別研究員(PD) 2019: 京都大学, 生態学研究センター, 研究員
Review Section/Research Field	Principal Investigator Basic Section 63010:Environmental dynamic analysis-related / 1101:Environmental analyses and evaluation, environmental conservation measure and related fields
Keywords	Principal Investigator 核酸 / 安定同位体 / 微生物 / リン / 硫黄 / 底生動物 / 琵琶湖 / 窒素同位体 / 炭素同位体 / 安定同位体生態学 / バクテリア

Research Projects
(3 results)
Research Products
(14 results)

遡上魚の排泄と物理的撹乱による河川生態系への栄養塩供給の定量的評価Principal Investigator
- Principal Investigator
  
  大西雄二
- Project Period (FY)
  2026 – 2028
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 63010:Environmental dynamic analysis-related
- Research Institution
  Research Institute for Humanity and Nature
A new method to analyze for ecoogical structure by measuring stable isotope ratios of microbial nucleic acidsPrincipal Investigator
- Principal Investigator
  
  Onishi Yuji
- Project Period (FY)
  2021 – 2023
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 63010:Environmental dynamic analysis-related
- Research Institution
  Research Institute for Humanity and Nature
  Kyoto University
微生物における核酸の炭素・窒素安定同位体比支配要因の解明Principal Investigator
- Principal Investigator
  
  大西雄二
- Project Period (FY)
  2019
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Review Section
  
  1101:Environmental analyses and evaluation, environmental conservation measure and related fields
- Research Institution
  Kyoto University

All 2024 2023 2022 2021 2020 2019

All Journal Article Presentation

[Journal Article] 淡水湖沼における底生動物群集を支える堆積物中の微生物活動2024
- Author(s)
  大西雄二
- Journal Title
  
  アグリバイオ
  
  Volume: 8 Pages: 42-44
- Data Source
  KAKENHI-PROJECT-21K17879
[Journal Article] Multipath ecological influences of an iteroparous fish migration from Lake Biwa to a moderate sized alluvial river2023
- Author(s)
  Kurasawa A., Onishi Y., Fukushima K., Koba K., Uno H.
- Journal Title
  
  Freshwater Biology
  
  Volume: －
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21K17879
[Journal Article] Major contribution of sulfide‐derived sulfur to the benthic food web in a large freshwater lake2023
- Author(s)
  Onishi Yuji、Yamanaka Toshiro、Koba Keisuke
- Journal Title
  
  Geobiology
  
  Volume: 21 Issue: 5 Pages: 671-685
- DOI
  10.1111/gbi.12569
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K17879, KAKENHI-PLANNED-21H05313
[Journal Article] Multipath ecological influence of an iteroparous fish migration from Lake Biwa to an alluvial stream2023
- Author(s)
  Akira Kurasawa, Yuji Onishi, Keisuke Koba, Keitaro Fukushima, Hiromi Uno
- Journal Title
  
  Freshwater Biology
  
  Volume: 68 Issue: 8 Pages: 1400-1412
- DOI
  10.1111/fwb.14112
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22KJ0004, KAKENHI-PROJECT-21K17879, KAKENHI-PROJECT-21H04784
[Journal Article] 琵琶湖の底生動物の炭素・窒素・硫黄安定同位体比2022
- Author(s)
  大西雄二
- Journal Title
  
  金属
  
  Volume: 92 Pages: 92-98
- Data Source
  KAKENHI-PROJECT-21K17879
[Journal Article] Digestion Efficiency during Alkaline Persulfate Oxidation for Determination of Total Phosphorus Content of Biological Samples2021
- Author(s)
  ONISHI Yuji
- Journal Title
  
  Anal. Sci.
  
  Volume: 37 Issue: 12 Pages: 1771-1774
- DOI
  10.2116/analsci.21P116
- NAID
  130008127635
- ISSN
  0910-6340, 1348-2246
- Year and Date
  2021-12-10
- Language
  English
- Data Source
  KAKENHI-PROJECT-20J00607, KAKENHI-PROJECT-21K17879
[Presentation] 循環期の琵琶湖における硫化物と底生動物の硫黄同位体比2023
- Author(s)
  大西雄二，木庭啓介
- Organizer
  第13回同位体環境学シンポジウム
- Data Source
  KAKENHI-PROJECT-21K17879
[Presentation] 成層期の琵琶湖における堆積物中硫黄循環と底生動物への影響2023
- Author(s)
  大西雄二，山中寿朗，木庭啓介
- Organizer
  Japan Geoscience Union Meeting 2023
- Data Source
  KAKENHI-PROJECT-21K17879
[Presentation] 遡上魚が排泄するアンモニウムと河川生物の窒素同位体比2023
- Author(s)
  大西雄二、倉澤央、宇野裕美、福島慶太郎、木庭啓介
- Organizer
  生態学会第70回年会
- Data Source
  KAKENHI-PROJECT-21K17879
[Presentation] Biogeochemical sulfur cycle and contribution of the sulfide to benthic animals in freshwater lake2022
- Author(s)
  Onishi Y/. Yamanaka T., Koba K.
- Organizer
  12th International Conference on the Applications of Stable Isotope Techniques to Ecological Studies (IsoEcol 2022)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K17879
[Presentation] 成層期における琵琶湖堆積物中硫化物の濃度と同位体比の鉛直分布2022
- Author(s)
  大西雄二、山中寿朗、木庭啓介
- Organizer
  Japan Geoscience Union Meeting 2022
- Data Source
  KAKENHI-PROJECT-21K17879
[Presentation] バクテリアにおける核酸の安定同位体比測定手法の開発2020
- Author(s)
  大西雄二・木庭啓介
- Organizer
  日本生態学会第67回全国大会
- Data Source
  KAKENHI-PROJECT-19K24383
[Presentation] バクテリア核酸の炭素窒素安定同位体比測定2020
- Author(s)
  大西雄二・福島慶太郎・木庭啓介
- Organizer
  JpGU-AGU Joint Meeting 2020
- Data Source
  KAKENHI-PROJECT-19K24383
[Presentation] 安定同位体比測定のための微生物からの核酸抽出2019
- Author(s)
  大西雄二・福島慶太郎・木庭啓介
- Organizer
  2019年度生物地球化学研究会
- Data Source
  KAKENHI-PROJECT-19K24383

ONISHI Yuji 大西 雄二

Onishi Yuji 大西 雄二

大西 雄二 オオニシ ユウジ

Research Projects

Research Products

遡上魚の排泄と物理的撹乱による河川生態系への栄養塩供給の定量的評価Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

A new method to analyze for ecoogical structure by measuring stable isotope ratios of microbial nucleic acidsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

微生物における核酸の炭素・窒素安定同位体比支配要因の解明Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] 淡水湖沼における底生動物群集を支える堆積物中の微生物活動2024

Author(s)

Journal Title

Data Source

[Journal Article] Multipath ecological influences of an iteroparous fish migration from Lake Biwa to a moderate sized alluvial river2023

Author(s)

Journal Title

Data Source

[Journal Article] Major contribution of sulfide‐derived sulfur to the benthic food web in a large freshwater lake2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Multipath ecological influence of an iteroparous fish migration from Lake Biwa to an alluvial stream2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] 琵琶湖の底生動物の炭素・窒素・硫黄安定同位体比2022

Author(s)

Journal Title

Data Source

[Journal Article] Digestion Efficiency during Alkaline Persulfate Oxidation for Determination of Total Phosphorus Content of Biological Samples2021

Author(s)

Journal Title

DOI

NAID

ISSN

Year and Date

Language

Data Source

[Presentation] 循環期の琵琶湖における硫化物と底生動物の硫黄同位体比2023

Author(s)

Organizer

Data Source

[Presentation] 成層期の琵琶湖における堆積物中硫黄循環と底生動物への影響2023

Author(s)

Organizer

Data Source

[Presentation] 遡上魚が排泄するアンモニウムと河川生物の窒素同位体比2023

Author(s)

Organizer

Data Source

[Presentation] Biogeochemical sulfur cycle and contribution of the sulfide to benthic animals in freshwater lake2022

Author(s)

Organizer

Data Source

[Presentation] 成層期における琵琶湖堆積物中硫化物の濃度と同位体比の鉛直分布2022

Author(s)

Organizer

Data Source

[Presentation] バクテリアにおける核酸の安定同位体比測定手法の開発2020

Author(s)

Organizer

Data Source

[Presentation] バクテリア核酸の炭素窒素安定同位体比測定2020

Author(s)

ONISHI Yuji 大西雄二

Onishi Yuji 大西雄二

大西雄二オオニシユウジ