Okazaki Yusuke

オカザキユウスケ | Okazaki Yusuke

Affiliation and department：
Homepage URL (1)： https://yusukeokazaki.weebly.com/

Research field (4)： Genomics , Evolutionary biology , Ecology and environmental science , Marine/Aquatic life sciences

Research keywords (6)：ウイルス , 細菌 , メタゲノム , 琵琶湖 , 陸水学 , 微生物生態学

Research theme for competitive and other funds (17)：

2023 - 2029 湖間比較で拓く高解像度な生態系多様性研究基盤
2025 - 2028 湖の深水層で優占する難培養細菌群の効率的単離法の確立とその生理生態の実験的検証
2025 - 2027 湖沼で優占する細菌の難培養性の背景にある適応進化の解明
2024 - 2027 Exploring the potential of bacteria-derived submicron particles to drive biological pumps
2022 - 2027 Molecular ecological mechanism of bloom disintegration by viral infection

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Papers (32)：

Wenwen Liu, Komei Nagasaka, Junyi Wu, Hiroki Ban, Ethan Mimick, Lingjie Meng, Russell Y Neches, Mohammad Moniruzzaman, Takashi Yoshida, Yosuke Nishimura, et al. Giant viruses specific to deep oceans show persistent presence and activity. mSystems. 2025. e0093225
Morimaru Kida, Ayuri Ohira, Yusuke Okazaki, Yasuhiko T. Yamaguchi, Akiko S. Goto, Kazuhide Hayakawa, Hiroshi Nishimura. Couples in the deep: dissolved organic and microbial communities in the oxygenated hypolimnion of a deep freshwater lake. 2025
Clafy Fernandes, Markus Haber, Paul Layoun, Maria-Cecilia Chiriac, Paul-Adrian Bulzu, Rohit Ghai, Vojtech Kasalicky, Tanja Shabarova, Hans-Peter Grossart, Jason Woodhouse, et al. Ecophysiology and global dispersal of the freshwater SAR11-IIIb genus Fontibacterium. Nature Microbiology. 2025. 10. 9. 2194-2206
Yusuke Okazaki, Yohei Nishikawa, Ryota Wagatsuma, Haruko Takeyama, Shin-ichi Nakano. Contrasting defense strategies of oligotrophs and copiotrophs revealed by single-cell-resolved virus-host pairing of freshwater bacteria. ISME Communications. 2025. ycaf086
Chiriac, M.C., Layoun, P., Fernandes, C., Szoke-Nagy, T., Kasalicky, V., Okazaki, Y., Woodhouse, J., Grossart, H.-P., Piwosz, K., Znachor, P., et al. Ecological success in freshwater lakes: insights from novel cultivated lineages of the abundant Nanopelagicales order. Microbiome. 2025

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MISC (13)：

岡嵜友輔. 世界の湖の好気的深水層で優占するCL500-11細菌. 日本微生物生態学会誌. 2025. 40. 1. 68-68
疋田弘之, ZHANG Ruixuan, CHEN Jingjie, 岡嵜友輔, 緒方博之. パンドラウイルスにおける大きなゲノム断片の水平伝播. 日本微生物生態学会大会(Web). 2024. 37th
岡崎友輔. 大水深淡水湖のユニークな微生物生態系. 海洋化学研究. 2022. 35. 1. 39-42
疋田弘之, 岡崎友輔, 緒方博之. Genomic analysis of a giant virus using only nanopore sequencing data. 日本分子生物学会年会プログラム・要旨集(Web). 2021. 44th
岡﨑友輔. 湖沼の微生物生態系が教えてくれること. 日本微生物生態学会誌. 2021. 36. 2. 80-82

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Lectures and oral presentations (21)：

Genomic individuality of lake bacteria at the single-cell level reflects their ecological strategies
(International Meeting of the Microiological Society of Korea 2025 (MSK2025) 2025)
Hypolimnion-specific bacteria in a monomictic lake modulate their gene expression to survive winter holomixis
(Symposium of Aquatic Microbial Ecology (SAME18) 2025)
大水深湖を対象とした微生物環境ゲノムデータベースの構築
(日本陸水学会第89回大会 2025)
Unraveling genomic diversification in lake bacterioplankton through high-resolution eco-genomics
(The 19th International Symposium on River and Lake Environment 2024)
シングルセルゲノム解析を用いた環境ウイルスの宿主同定と感染率評価
(第37回日本微生物生態学会大会 2024)

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Education (3)：

Professional career (1)：

Work history (5)：

Committee career (4)：

2025/04 - 2027/03 Councilor of Japanese Society of Microbial Ecology
2025/01 - 2026/12 Limnology Associate Editor
2022/02 - 2025/12 Japanese society of limnology Planning committee
2023/01 - 2024/12 Japanese society of limnology Working group for future planning

Awards (2)：

Association Membership(s) (5)：

Japanese society for bioinformatics , アメリカ微生物学会(ASM) , 国際微生物生態学会(ISME) , 日本陸水学会 , 日本微生物生態学会

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