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    2025

  1. Development of detection system for lead ions in mixture solutions using UV-Vis measurements with peptide immobilized microbeads

    Shuhei Yoshida, Koki Yoshida, Yoshio Hamada, Takaaki Tsuruoka, Kenji Usui*

    Scientific Reports, 15, 3249

    2025/01/25

    [journal page]

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    2024

  3. Development of a CaCO3 Precipitation Method Using a Peptide and Microwaves Generated by a Magnetron

    Fumihiro Kayamori, Hiroyuki Togashi, Natsumi Endo, Makoto Ozaki, Kan Hirao, Yonejiro Arimoto, Ryuji Osawa, Takaaki Tsuruoka, Takahito Imai, Kin-ya Tomizaki, Tomohiro Umetani, Nobuhiro Nakanishi, Kenji Usui*

    Processes, 12, 1327

    2024

    DOI: 10.3390/pr12071327
    [journal page]

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    2023

  5. Shape control of Au nanostructures using peptides for biotechnological applications

    Shuhei Yoshida, Kin-ya Tomizaki, Kenji Usui*

    Chemical Communications, 59, 13239-13244 ※裏表紙掲載

    2023/11/07

    DOI: 10.1039/d3cc04331b
    [Journal page] [Pubmed] [Back cover]

  6. Effect of linearly polarized microwaves on nanomorphology of calcium carbonate mineralization using peptides

    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

    2023/07/13

    DOI: 10.1038/s41598-023-37473-7
    [Journal page] [Pubmed]

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    2022

  8. De Novo Design of a Nanopore for Single-Molecule Detection That Incorporates a Beta-Hairpin Peptide

    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, 67-75

    2022/01

    DOI: 10.1038/s41565-021-01008-w
    [Journal page] [Pubmed]

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    2021

  10. Intracellular Mineralization of Gold Nanoparticles Using Gold Ion-Binding Peptides with Cell-Penetrating Ability

    Makoto Ozaki, Shuhei Yoshida, Takaaki Tsuruoka, Kenji Usui*

    Chemical Communications, 57, 725-728 ※裏表紙掲載

    2021/01

    DOI: 10.1039/D0CC06117D
    [Journal page] [Pubmed] [Back cover]

  11. Elemental Composition Control of Gold-Titania Nanocomposites by Site-Specific Mineralization Using Artificial Peptides and DNA

    Makoto Ozaki, Takahito Imai, Takaaki Tsuruoka, Shungo Sakashita, Kin-ya Tomizaki, Kenji Usui*

    Communications Chemistry, 4, 1

    2021/01

    DOI: 10.1038/s42004-020-00440-8
    [Journal page]

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    2020

  13. Effect of Tryptophan Residues on Gold Mineralization by a Gold Reducing Peptide

    Makoto Ozaki, Shuhei Yoshida, Maho Oura, Takaaki Tsuruoka, Kenji Usui*

    RSC Advances, 10, 40461-40466

    2020/11

    DOI: 10.1039/D0RA07098J
    [Journal page] [Pubmed]

  14. Mass Spectrometry-Based Solid Phase Peptide Reaction Assay for Detecting Allergenicity Using an Immobilized Peptide-Conjugating Photo-Cleavable Linker

    Hiroshi Miyazaki,Yasutaka Samejima, Kazuya Iwata, Yuuki Minamino, Shinya Hikida, Hideto Ariumi, Hidefumi Ikeda, Yoshio Hamada, Kunihiko Yamashita, Kenji Usui*

    International Journal of Molecular Sciences, 21, 8332

    2020/11

    DOI: 10.3390/ijms21218332
    [Journal page]

  15. Synthesis of Peptide-Immobilized Magnetic Beads, and Peptide Reactivity Assay for Assessing Skin Sensitization Utilizing Chromophore

    Hiroshi Miyazaki, Hikaru Takaishi, Hidefumi Ikeda, Hideto Ariumi, Yoshio Hamada, Kunihiko Yamashita, Kenji Usui*

    Processes, 8, 1257

    2020/09

    DOI: 10.3390/pr8101257
    [Journal page]

  16. Novel Purification Process for Amyloid Beta Peptide(1-40)

    Kenji Usui*,Shin-ichiro Yokota, Kazuya Iwata, Yoshio Hamada

    Processes, 8, 464 ※表紙掲載

    2020/04

    DOI: 10.3390/pr8040464
    [Journal page] [Cover Story] [Cover]

  17. Development of a Chromophore-Solid Phase Peptide Reaction Assay (C-SPRA) for Assessing Skin Sensitization In Vitro

    Hiroshi Miyazaki, Yoshio Hamada, Hikaru Takaishi, Yuuki Minamino, Hidefumi Ikeda, Hideaki Mekata, Masayuki Takaishi, Kunihiko Yamashita, Kenji Usui*

    Analyst, 145, 3211-3216 ※中裏表紙掲載

    2020/03

    DOI: 10.1039/C9AN02514F
    [Journal page] [Pubmed] [PDF]

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    2018

  19. Channel Current Analysis Estimates the Pore-formation and the Penetration of Transmembrane Peptides

    Yusuke Sekiya, Shungo Sakashita Keisuke Shimizu, Kenji Usui*, Ryuji Kawano

    Analyst, 143, 3540-3543

    2018/05

    DOI: 10.1039/C8AN00243F
    [Journal page] [Pubmed] [Inside cover]

  20. Applications of a Novel Biodetection System to Saliva Using Protein Fingerprints with Data Processing

    Yuki Tominaga, Kenji Usui, Akiyoshi Hirata, Hiro-O Ito, Kiyoshi Nokihara

    Bioorganic & Medicinal Chemistry, 26, 3210-3216

    2018/04

    DOI: 10.1016/j.bmc.2018.04.049
    [Journal page] [PubMed]

  21. Editorial: Organic-Inorganic Hybrid Materials and Their Applications

    Kin-ya Tomizaki, Yoshio Hamada, Kenji Usui*

    Protein & Peptide Letters, 25, 2-3

    2018/04

    DOI: 10.2174/092986652501180418150844
    [Journal Page] [Pubmed]

  22. Peptides for Silica Precipitation: Amino Acid Sequences for Directing Mineralization

    Makoto Ozaki, Shungo Sakashita, Yoshio Hamada, Kenji Usui*

    Protein & Peptide Letters, 25, 15-24

    2018/04

    DOI: 10.2174/0929866525666171214111007
    [Journal page] [Pubmed]

  23. Modification of the N-Terminus of a Calcium Carbonate Precipitating Peptide Affects Calcium Carbonate Mineralization

    Kenji Usui*, Shin-ichiro Yokota, Makoto Ozaki, Shungo Sakashita, Takahito Imai, Kin-ya Tomizaki

    Protein & Peptide Letters, 25, 42-47

    2018/04

    DOI: 10.2174/0929866525666171221114658
    [Journal page] [Pubmed]

  24. Design of Anti-Alzheimer's Disease Agents Focusing on a Specific Interaction with Target Biomolecules

    Yoshio Hamada*, Kenji Usui

    Neuromethods, 132, 207-228

    2018

    DOI: 10.1007/978-1-4939-7404-7
    [Journal page]

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    2017

  26. DNA G-Wire Formation Using an Artificial Peptide is Controlled by Protease Activity

    Kenji Usui*, Arisa Okada, Shungo Sakashita, Masayuki Shimooka, Takaaki Tsuruoka, Shu-ichi Nakano, Daisuke Miyoshi, Tsukasa Mashima, Masato Katahira, Yoshio Hamada

    Molecules, 22, 1991

    2017/11

    DOI: 10.3390/molecules22111991
    [Journal page] [PubMed]

  27. Non-Covalent Loading of Anti-Cancer Doxorubicin by Modularizable Peptide Self-Assemblies for a Nanoscale Drug Carrier

    Kin-ya Tomizaki*, Kohei Kishioka, Shunsuke Kataoka, Makoto Miyatani, Takuya Ikeda, Mami Komada, Takahito Imai, Kenji Usui*

    Molecules, 22, 1916

    2017/11

    DOI: 10.3390/molecules22111916
    [Journal page] [PubMed]
  28. Fluorescent and Luminescent Fusion Proteins for Analyses of Amyloid Beta Peptide Aggregation.

    Kenji Usui*, Masayasu Mie, Takashi Andou, Hisakazu Mihara, Eiry Kobatake

    Journal of Peptide Science, 23, 659-665

    2017/07

    DOI: 10.1002/psc.3003
    [Journal page] [PubMed]

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    2016

  30. Site-Specific Control of Multiple Mineralizations Using a Designed Peptide and DNA

    Kenji Usui*, Makoto Ozaki, Aoi Yamada, Yoshio Hamada, Takaaki Tsuruoka, Takahito Imai, Kin-ya Tomizaki

    Nanoscale, 8, 17081-17084 ※中裏表紙掲載

    2016/08

    DOI: 10.1039/c6nr03468c
    [Journal page] [PubMed] [Inside back cover]

  31. Site-Specific Control of Silica Mineralization on DNA Using a Designed Peptide

    Makoto Ozaki, Kazuma Nagai, Hiroto Nishiyama, Takaaki Tsuruoka, Satoshi Fujii, Tamaki Endoh, Takahito Imai, Kin-ya Tomizaki, Kenji Usui*

    Chemical Communications, 52, 4010-4013 ※中裏表紙掲載

    2016/03

    DOI: 10.1039/c5cc07870a
    [Journal page] [PubMed] [Inside back cover]

  32. A Cell Microarray Format: A Peptide Release System Using a Photo-Cleavable Linker for Cell Toxicity and Cell Uptake Analysis

    Kenji Usui*, Kin-ya Tomizaki, Hisakazu Mihara

    Methods in molecular biology, 1352, 199-210

    DOI: 10.1007/978-1-4939-3037-1_15
    [Journal page] [PubMed]

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    2015

  34. Label and Label-Free Detection Techniques for Protein Microarrays

    Amir Syahir, Kenji Usui*, Kin-ya Tomizaki, Kotaro Kajikawa, Hisakazu Mihara

    Microarrays, 4, 228-244

    2015/04

    DOI: 10.3390/microarrays4020228 [Journal page] [PubMed]

  35. Control of Guanine-Rich DNA Secondary Structures Depending on the Protease Activity Using a Designed PNA Peptide

    Kenji Usui*, Arisa Okada, Keita Kobayashi, Naoki Sugimoto

    Organic and Biomolecular Chemistry, 13, 2022-2025

    2015/02

    DOI: 10.1039/c4ob02535k
    [Journal page] [PubMed]

  36. ATP-Binding Peptide-Hydrogel Composite Synthesized by Molecular Imprinting on Beads

    Ayana Takata, Kenji Usui, Jun Matsui

    Molecular Imprinting, 3, 65-70

    [Journal page]

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