論文 - 臼井 健二
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Effect of linearly polarized microwaves on nanomorphology of calcium carbonate mineralization using peptides 査読あり
Kenji Usui, Makoto Ozaki, Kan Hirao, Tsubasa Kosaka, Natsumi Endo, Shuhei Yoshida, Shin-ichiro Yokota, Yonejiro Arimoto, Ryuji Osawa, Nobuhiro Nakanishi, Kin-ya Tomizaki, Tomohiro Umetani, Fumihiro Kayamori
Scientific Reports 13 12027 2023年7月
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Construction of a Method to Design Fibril-Forming Peptides Applied to Biomaterials from 20 Beta-Sheet Peptides by Statistical Analysis 査読あり
Kazuya Iwata, Taisei Terao, Akira Takekawa, Tomohiro Umetani, Kenji Usui
Peptide Science 2022 141 - 142 2023年3月
担当区分:最終著者, 責任著者
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De novo design of a nanopore for single-molecule detection that incorporates a β-hairpin peptide. 査読あり 国際共著 国際誌
Keisuke Shimizu, Batsaikhan Mijiddorj, Masataka Usami, Ikuro Mizoguchi, Shuhei Yoshida, Shiori Akayama, Yoshio Hamada, Akifumi Ohyama, Kenji Usui, Izuru Kawamura, Ryuji Kawano
Nature nanotechnology 17 ( 1 ) 67 - 75 2022年1月
The amino-acid sequence of a protein encodes information on its three-dimensional structure and specific functionality. De novo design has emerged as a method to manipulate the primary structure for the development of artificial proteins and peptides with desired functionality. This paper describes the de novo design of a pore-forming peptide, named SV28, that has a β-hairpin structure and assembles to form a stable nanopore in a bilayer lipid membrane. This large synthetic nanopore is an entirely artificial device for practical applications. The peptide forms multidispersely sized nanopore structures ranging from 1.7 to 6.3 nm in diameter and can detect DNAs. To form a monodispersely sized nanopore, we redesigned the SV28 by introducing a glycine-kink mutation. The resulting redesigned peptide forms a monodisperse pore with a diameter of 1.7 nm leading to detection of a single polypeptide chain. Such de novo design of a β-hairpin peptide has the potential to create artificial nanopores, which can be size adjusted to a target molecule.
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ウォッシャーディスインフェクターのすすぎ排水中に含まれる洗浄剤残留量の測定によるすすぎ性能評価 査読あり
三軒隼人、藤田敏、川田原瑠勇、武川公、臼井健二、原田陽滋
医療機器学 91 315 - 332 2021年8月
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Ozaki, M., Yoshida, S., Tsuruoka, T., Usui, K.
Chemical Communications 57 ( 6 ) 2021年
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Ozaki, M., Imai, T., Tsuruoka, T., Sakashita, S., Tomizaki, K.-Y., Usui, K.
Communications Chemistry 4 ( 1 ) 2021年
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Miyazaki H , Hamada Y , Takaishi H , Minamino Y , Ikeda H , Mekata H , Takaishi M , Yamashita K , Usui K
Analyst 145 ( 9 ) 3211 - 3216 2020年5月
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Novel purification process for amyloid beta peptide(1-40) 招待あり 査読あり
Usui, K., Yokota, S.-I., Iwata, K., Hamada, Y.
Processes 8 ( 4 ) 2020年
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Miyazaki, H., Samejima, Y., Iwata, K., Minamino, Y., Hikida, S., Ariumi, H., Ikeda, H., Hamada, Y., Yamashita, K., Usui, K.
International Journal of Molecular Sciences 21 ( 21 ) 2020年
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Miyazaki, H., Takaishi, H., Ikeda, H., Ariumi, H., Hamada, Y., Yamashita, K., Usui, K.
Processes 8 ( 10 ) 2020年
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Effect of tryptophan residues on gold mineralization by a gold reducing peptide 査読あり
Ozaki, M., Yoshida, S., Oura, M., Tsuruoka, T., Usui, K.
RSC Advances 10 ( 66 ) 2020年
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Gold-Titania Nanocatalyst Generated by Mineralization Using Two Artificial Peptides with DNA 査読あり
Ozaki Makoto, Tomizaki Kin-Ya, Hamada Yoshio, Usui Kenji
JOURNAL OF PEPTIDE SCIENCE 24 S101 2018年9月
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Kenji Usui, Shin-ichiro Yokota, Makoto Ozaki, Shungo Sakashita, Takahito Imai, Kin-ya Tomizaki
Protein & Peptide Letters 25 ( 1 ) 42 - 47 2018年4月
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Yuki Tominaga, Kenji Usui, Akiyoshi Hirata, Hiro-O Ito, Kiyoshi Nokihara
Bioorganic & Medicinal Chemistry 26 ( 12 ) 3210 - 3216 2018年4月
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Editorial: Organic-Inorganic Hybrid Materials and Their Applications 査読あり
Kin-ya Tomizaki, Yoshio Hamada, Kenji Usui
Protein & Peptide Letters 25 2 - 3 2018年4月
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Peptides for Silica Precipitation: Amino Acid Sequences for Directing Mineralization 査読あり
Makoto Ozaki, Shungo Sakashita, Yoshio Hamada, Kenji Usui
Protein & Peptide Letters 25 ( 1 ) 15 - 24 2018年4月
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Design of Anti-Alzheimer's Disease Agents Focusing on a Specific Interaction with Target Biomolecules 査読あり
Yoshio Hamada, Kenji Usui
Neuromethods 132 207 - 228 2018年
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Channel current analysis estimates the pore-formation and the penetration of transmembrane peptides 査読あり
Sekiya, Y., Sakashita, S., Shimizu, K., Usui, K., Kawano, R.
Analyst 143 ( 15 ) 2018年
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生体分子の挙動解析研究を目標としたマイクロ波照射システムの開発 ~ペプチドのバイオミネラリゼーションにおけるマイクロ波影響解析をモデルとして~ 査読あり
臼井健二, 富樫浩行, 圓東那津実, 尾崎誠, 有本米次郎, 裏鍛武史, 大沢隆二, 皆木幸一, 中西伸浩, 梅谷智弘
日本電磁波エネルギー応用学会論文誌 17 - 24 2017年12月
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Non-Covalent Loading of Anti-Cancer Doxorubicin by Modularizable Peptide Self-Assemblies for a Nanoscale Drug Carrier 査読あり
Kin-ya Tomizaki, Kohei Kishioka, Shunsuke Kataoka, Makoto Miyatani, Takuya Ikeda, Mami Komada, Takahito Imai, Kenji Usui
Molecules 22 ( 11 ) 1916 2017年11月