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Ph.D. (Science) (Yokohama City University)
Details of the Researcher
Research History 7
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2024/04 - PresentTohoku University Graduate School of Life Sciences JSPS Research Fellow
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2021/09 - 2024/03Tohoku University Graduate School of Life Sciences
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2020/07 - 2021/08Tohoku University Frontier Research Institute for Interdisciplinary Sciences Creative Interdisciplinary Research Division
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2019/05 - 2020/03The University of Tokyo Research Center for Advanced Science and Technology
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2010/02 - 2012/06University of Illinois at Urbana-Champaign Department of Biochemistry Research associate
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2009/04 - 2010/01RIKEN
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2005/04 - 2008/03RIKEN
Education 3
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Yokohama City University
2004/04 - 2009/03
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Yokohama City University
2002/04 - 2004/03
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Japan Women's University Faculty of Science
1998/04 - 2002/03
Research Interests 5
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標的タンパク質分解
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PROTAC
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DNA修復
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相同組換え
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タンパク質
Research Areas 2
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Nanotechnology/Materials / Chemical biology /
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Life sciences / Molecular biology /
Papers 8
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Indirect ubiquitination independent of endogenous ubiquitination machinery for targeted protein degradation
Takafumi Furuhata, Kazuki Yoshida, Ryoka Fujita, Jotaro Miyamoto, Chiharu Moriyama, Tokiha Masuda-Ozawa, Hikaru Tsuchiya, Yasushi Saeki, Akimitsu Okamoto
Communications Chemistry 2026/01/29
DOI: 10.1038/s42004-026-01895-x
ISSN: 2399-3669
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Well-to-well transfer of HaloTag ligand 6-chlorohexan-1-ol and formaldehyde in a multi-well plate
Yugo Mishima, Saori Yasuda, Aoi Kunitomi, Tokiha Masuda-Ozawa, Shusuke Tomoshige, Shunji Kato, Yuki Kadono, Kiyotaka Nakagawa, Minoru Ishikawa
Scientific Reports 2025/11/29
DOI: 10.1038/s41598-025-29372-w
ISSN: 2045-2322
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siRNA-mediated gene knockdown via electroporation in hydrozoan jellyfish embryos
Tokiha Masuda-Ozawa, Sosuke Fujita, Ryotaro Nakamura, Hiroshi Watanabe, Erina Kuranaga, Yu ichiro Nakajima
Scientific Reports 12 (1) 2022/12
DOI: 10.1038/s41598-022-20476-1
eISSN: 2045-2322
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Nonfilament-forming RecA dimer catalyzes homologous joint formation
Takeshi Shinohara, Naoto Arai, Yukari Iikura, Motochika Kasagi, Tokiha Masuda-Ozawa, Yuuki Yamaguchi, Kayo Suzuki-Nagata, Takehiko Shibata, Tsutomu Mikawa
Nucleic Acids Research 46 (20) 10855-10869 2018
DOI: 10.1093/nar/gky877
ISSN: 0305-1048
eISSN: 1362-4962
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Single-molecule sorting reveals how ubiquitylation affects substrate recognition and activities of FBH1 helicase
Tokiha Masuda-Ozawa, Trish Hoang, Yeon Soo Seo, Lin Feng Chen, Maria Spies
Nucleic Acids Research 41 (6) 3576-3587 2013/04
DOI: 10.1093/nar/gkt056
ISSN: 0305-1048
eISSN: 1362-4962
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Analysis of DNA-binding sites on Mhr1, a yeast mitochondrial ATP-independent homologous pairing protein
Tokiha Masuda, Feng Ling, Takehiko Shibata, Tsutomu Mikawa
FEBS Journal 277 (6) 1440-1452 2010/03
DOI: 10.1111/j.1742-4658.2010.07574.x
ISSN: 1742-464X
eISSN: 1742-4658
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A non-canonical DNA structure enables homologous recombination in various genetic systems
Tokiha Masuda, Yutaka Ito, Tohru Terada, Takehiko Shibata, Tsutomu Mikawa
Journal of Biological Chemistry 284 (44) 30230-30239 2009/10/30
ISSN: 0021-9258
eISSN: 1083-351X
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Purification and characterization of the Thermus thermophilus HB8 RecX protein
Koutaro Jimbo, Jin Inoue, Tokiha Masuda, Takehiko Shibata, Tsutomu Mikawa
Protein Expression and Purification 51 (2) 320-323 2007/02
DOI: 10.1016/j.pep.2006.09.001
ISSN: 1046-5928
Research Projects 2
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神経変性疾患の原因凝集性タンパク質を分解する新規分解薬の創製
小澤 ときは
Offer Organization: 日本学術振興会
System: 科学研究費助成事業
Category: 特別研究員奨励費
Institution: 東北大学
2024/04/01 - 2027/03/31
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転写因子を標的とした新規プロテインノックダウン法の開発
小澤 ときは
Offer Organization: 日本学術振興会
System: 科学研究費助成事業
Category: 若手研究
Institution: 東京大学
2020/04/01 - 2022/03/31
https://orcid.org/0009-0000-3835-5382