Arai Ritsuko

アライリツコ | Arai Ritsuko

Affiliation and department：
Job title： Associate Professor/ Lecturer

Research field (2)： Cell biology , Applied microbiology

Research keywords (7)：細胞膜動態 , 染色体 , 細胞分裂 , 微小管 , 核-細胞質間輸送 , proteome , ケミカルゲノミクス

Research theme for competitive and other funds (12)：

2025 - 2028 小胞体コンタクトサイトとPI4P供与が関わる細胞内膜系構築機序の微細形態学的解析
2022 - 2025 ピースミールマイトファジーにおける膜構造変換プロセスの3次元モデル解析
2021 - 2022 Piecemealマイトファジー隔離膜構築と分子プロセスの3次元微細形態学的解析
2019 - 2020 ミトコンドリア構造‘部分隔離ファジー’におけるオルガネラ膜構造の3次元モデル解析
2014 - 2019 Combined approach of In vitro and in vivo analysis for mechanisms of cytokinesis in fission yeast

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Papers (28)：

Shun-ichi Yamashita, Ritsuko Arai, Hiroshi Hada, Benjamin Scott Padman, Michael Lazarou, David C. Chan, Tomotake Kanki, Satoshi Waguri. The mitophagy receptors BNIP3 and NIX mediate tight attachment and expansion of the isolation membrane to mitochondria. Journal of Cell Biology. 2025. 224. 7
Reo Kurusu, Yuki Fujimoto, Hideaki Morishita, Daisuke Noshiro, Shuhei Takada, Koji Yamano, Hideaki Tanaka, Ritsuko Arai, Shun Kageyama, Tomoko Funakoshi, et al. Integrated proteomics identifies p62-dependent selective autophagy of the supramolecular vault complex. Developmental Cell. 2023. 58. 13. 1189-1205
Ryo Ikeda, Daisuke Noshiro, Hideaki Morishita, Shuhei Takada, Shun Kageyama, Yuko Fujioka, Tomoko Funakoshi, Satoko Komatsu-Hirota, Ritsuko Arai, Elena Ryzhii, et al. Phosphorylation of phase-separated p62 bodies by ULK1 activates a redox-independent stress response. The EMBO Journal. 2023. 42. 14. e113349
Aiya K Yesbolatova, Ritsuko Arai, Takahiro Sakaue, Akatsuki Kimura. Formulation of Chromatin Mobility as a Function of Nuclear Size during C. elegans Embryogenesis Using Polymer Physics Theories. Physical Review Letters. 2022. 128. 17. 178101-178101
Yo-hei Yamamoto, Ayano Kasai, Hiroko Omori, Tomoe Takino, Munechika Sugihara, Tetsuo Umemoto, Maho Hamasaki, Tomohisa Hatta, Tohru Natsume, Richard I. Morimoto, et al. ERdj8 governs the size of autophagosomes during the formation process. Journal of Cell Biology. 2020. 219. 8

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MISC (4)：

Lectures and oral presentations (59)：

BNIP3 and NIX are required for isolation membrane extension along mitochondrial surface
(2025)
筋小胞体ネットワーク形成における Reticulon2B の機能の解析
(第130回日本解剖学会総会・全国学術集会 2025)
骨格筋分化過程における Myomixer 陽性細胞膜構造の解析
(第130回日本解剖学会総会・全国学術集会 2025)
Molecular mechanism and fine structure of the tight association between the isolation membrane and mitochondrial surface during receptor-mediated mitophagy
(2024)
骨格筋分化過程におけるReticulon2B/Spg12の相互作用分子解析
(第76回日本細胞生物学会大会 2024)

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Professional career (1)：

Work history (10)：

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Association Membership(s) (3)：

JAPAN SOCIETY FOR CELL BIOLOGY , THE MOLECULAR BIOLOGY SOCIETY OF JAPAN , THE JAPANESE ASSOCIATION OF ANATOMISTS

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