Accomplishments

Publications

  1. M. Miyajima, K. Satoh, T. Horibe, K. Ishihara, and M. Kamigaito. Multifactor Control of Vinyl Monomer Sequence, Molecular Weight, and Tacticity via Iterative Radical Additions and Olefin Metathesis Reactions. J. Am. Chem. Soc., 142, 18955-18962 (2020).
  2. T. Nishida, K. Satoh, and M. Kamigaito. Biobased Polymers via Radical Homopolymerization and Copolymerization of a Series of Terpenoid-Derived Conjugated Dienes with exo-Methylene and 6-Membered Ring. Molecules, 25, 5890 (2020).
  3. M. Miyajima, K. Satoh, and M. Kamigaito. Sequence-Regulated Vinyl Polymers via Iterative Atom Transfer Radical Additions and Acyclic Diene Metathesis Polymerization. Polym. Chem., 12, 423-431 (2021).
  4. M. Uchiyama, K. Satoh, and M. Kamigaito. Stereospecific Cationic RAFT Polymerization of Bulky Vinyl Ethers and Stereoblock Poly(vinyl Alcohol) via Mechanistic Transformation to Radical RAFT Polymerization of Vinyl Acetate. Giant, 5, 100047 (2021).
  5. T. Nishida, K. Satoh, M. Tamura, Y. Li, K. Tomishige, S. Caillol, V. Ladmiral, M. Vayer, F. Mahut, C. Sinturel, and M. Kamigaito. Terpenoid-Derived Conjugated Dienes with exo-Methylene and a 6-Membered Ring: High Cationic Reactivity, Regioselective Living Cationic Polymerization, and Random and Block Copolymerization with Vinyl Ethers. Polym. Chem., 12, 1186-1198 (2021).
  6. Yuki Yoshikawa, Naoyuki Sakumichi, Ung-il Chung, and Takamasa Sakai*. “Negative Energy Elasticity in a Rubberlike Gel” Physical Review X 11, 11045 (2021).プレスリリース https://www.jst.go.jp/pr/announce/20210304/index.html
  7. Jian Tang, Takuya Katashima, Xiang Li, Yoshiro Mitsukami, Yuki Yokoyama, Ung-il Chung, Mitsuhiro Shibayama, Takamasa Sakai*. “Effect of Nonlinear Elasticity on the Swelling Behaviors of Highly Swollen Polyelectrolyte Gels” Gels 7, 25 (2021).
  8. Takashi Yasuda, Naoyuki Sakumichi, Ung-il Chung, Takamasa Sakai*. “Universal Equation of State Describes Osmotic Pressure throughout Gelation Process” Physical Review Letters 125, 267801 (2020). 
  9. Jian Tang, Takuya Katashima, Xiang Li, Yoshiro Mitsukami, Yuki Yokoyama, Naoyuki Sakumichi, Ung-il Chung, Mitsuhiro Shibayama, Takamasa Sakai*. “Swelling Behaviors of Hydrogels with Alternating Neutral/Highly Charged Sequences” Macromolecules 53, 8244 (2020).
  10. T. Uneyama* and Y. Masubuchi, "Plateau Moduli of Several Single-Chain Slip-Link and Slip-Spring Models", Macromolecules 54, 1338-1353 (2021).
  11. T. Uneyama*, "Linear Viscoelasticity of Dumbbells Interacting via Gaussian Soft-Core Potential", Nihon Reoroji Gakkaishi (J. Soc. Rheol. Jpn.) 49 61-71 (2021).
  12. Masayuki Fujiwara, Nobuaki Kono, Akiyoshi Hirayama, Ali Malay, Hiroyuki Nakamura, Rintaro Ohtoshi, Keiji Numata, Masaru Tomita, Kazuharu Arakawa*. Xanthurenic acid is the main pigment of Trichonephila clavata gold dragline silk. Biomolecules. 11(4), 563, 2021.
  13. Kenta Watanabe, Masaki Odahara, Takaaki Miyamoto, Keiji Numata*. Fusion peptide-based biomacromolecule delivery system for plant cells. ACS Biomaterials Science and Engineering. accepted.
  14. Takaaki Miyamoto, Kousuke Tsuchiya*, Keiji Numata*. Endosome-escaping micelle complexes dually equipped with cell-penetrating and endosome-disrupting peptides for efficient DNA delivery into intact plants. Nanoscale, 13, 5679-5692, 2021.
  15. Kayo Terada, Joan Gimenez-Dejoz, Taichi Kurita, Kazusato Oikawa, Hirotaka Uji, Kousuke Tsuchiya*, Keiji Numata*. Synthetic mitochondria-targeting peptides incorporating α-aminoisobutyric acid with a stable amphiphilic helix conformation in plant cells. ACS Biomaterials Science and Engineering, accepted.
  16. Kazusato Oikawa, Takuto Imai, Yutaka Kodama*, and Keiji Numata*. Effects of mitochondria-selective fluorescent probes on mitochondrial movement in Arabidopsis mesophyll cells evaluated by using the quantification. Plant Biotechnology, accepted.
  17. Neval Yilmaz, Yutaka Kodama, Keiji Numata*. Lipid Membrane Interaction of Peptide/DNA Complexes Designed for Gene Delivery. Langmuir, Volume 37, Issue 5, 1882-1893, 2021.
  18. Kazusato Oikawa, Takuto Imai, Kiminori Toyooka, Takeshi Yoshizumi, Kazuya Ishikawa, Yutaka Kodama*, Keiji Numata*. Mitochondrial movement during association with chloroplasts in Arabidopsis thaliana. Communications Biology, 4, 292, 2021.
  19. Kazuharu Arakawa*, Keiji Numata. Reconsidering the “glass transition” hypothesis of the contribution of intrinsically unstructured CAHS proteins in the desiccation tolerance of tardigrades. Molecular Cell, Volume 81, Issue 3, 409-410, 2021.
  20. Sota Kato, Shigeki Furukawa, Daisuke Aoki, Raita Goseki, Kazusato Oikawa, Kousuke Tsuchiya, Naohiko Shimada, Atsushi Maruyama, Keiji Numata, Hideyuki Otsuka*. Crystallization-induced Mechanofluorescence for Visualization of Polymer Crystallization. Nature Communications, 12, Article number: 126, 2021.
  21. Seiya Fujita, Yoko Motoda, Takanori Kigawa, Kousuke Tsuchiya,* Keiji Numata*. Peptide-Based Polyion Complex Vesicles That Deliver Enzymes into Intact Plants To Provide Antibiotic Resistance without Genetic Modification. Biomacromolecules, Volume 22, Issue 3, 1080–1090, 2021.
  22. Lorena M Castro, Choon Pin Foong, Mieko Higuchi-Takeuchi, Eraldo Lopes, Keiji Numata, Adolfo J. Mota*. Microbial prospection of an Amazonian black-water lake and whole genome sequencing of bacteria capable of polyhydroxyalkanoate synthesis. Polymer Journal, 53, 191–202, 2021.
  23. Jianming Chen, Yoshinori Ohta, Hiroyuki Nakamura, Hiroyasu Masunaga, Keiji Numata*. Aqueous Spinning System with Citrate Buffer for Highly-Extensible Silk Fibers. Polymer Journal, 53, 179–189, 2021.
  24. Koji Nakano, Yu Hoshino, Keiji Numata*, Keiji Tanaka. CO2: capture of, utilization of, and degradation into. Polymer Journal, 53, 1-2, 2021.

 

Invited lecture & seminar

  1. Keiji Numata, Mechanical and nanostructural effects of strain rate on spider dragline silk fibers at natural and unnatural humidity. 2020 IUPAC-World Polymer Congress (MACRO2020), Jeju Island, South Korea (online), May 17, 2021.
  2. Keiji Numata, Transformation platform and biopolymer productivity of photosynthetic bacteria and algae. The 7th Conference of the International Society for Applied Phycology, On-line webinar, Japan, May 14, 2021.
  3. 沼田圭司. クモ糸や天然ゴムから学ぶ高分子設計. 第４１２回ゴム技術フォーラム、ゴム協会、2021年4月9日.
  4. 沼田圭司、生体分子キャリアを志向した、非天然アミノ酸含有ペプチドフォルダマーの創出. 日本薬学会、広島、2021年3月27-29日.
  5. 沼田圭司、高分子科学を利用して植物科学・植物材料の可能性を広げる. 高分子Webinar. 2021年3月2日.
  6. 沼田圭司、クモ糸の形成機構に倣う環境低負荷な紡糸. 繊維学会関西支部講演会、オンライン開催、2021年1月20日.
  7. 沼田圭司、構造材料および機能材料としてのポリアミノ酸・ポリペプチド. 高分子同友会、高分子学会、2021年1月13日.
  8. 沼田圭司、アミノ酸からなる高分子の機能性と構造性. ポリマー材料フォーラム、オンライン開催、2020年11月26-27日.