2018
  1. Kaemgalangol A: Unusual seco-isopimarane diterpenoid from aromatic ginger Kaempferia galangal, Ningombam Swapana, Takehiro Tominaga, Abdelsamed I. Elshamy, Mahmoud A. A. Ibrahim, Mohamed-Elamir F. Hegazy, Midori Suenaga, Hiroshi Imagawa, Masaaki Noji, Akemi Umeyama. Fitoterapia, 2018, 129, 47-53.
  2. Sulfated vizantin suppresses mucin layer penetration　dependent on flagella motility of Pseudomonas aeruginosa PAO1. N. Hayashi, Y. Furue, D. Kai, N. Yamada, H. Yamamoto, T. Nakano, M. Oda, Plos one, 2018, 13, e0206696.
  3. Sulfated vizantin induces the formation of phagocytic extracellular traps. M. Oda, M. Kurosawa, H. Yamamoto, H. Domon, T. Kimura, T. Isono, T. Maekawa, N. Hayashi, N. Yamada, Y. Furue, D. Kai, Y. Terao, Microbiol. Immunol., 2018, 62, 310-316.
  4. Syntheses of thallusin analogues and their algal morphogenesis-inducing activities, Yamamoto, Hirofumi; Takagi, Yuichi; Yamasaki, Naoto; Mitsuyama, Tadashi; Kasai, Yusuke; Imagawa, Hiroshi; Kinoshita, Yutaro; Oka, Naohiro; Hiraoka, Masanori, Tetrahedron, 2018, 74 (50), 7173-7178.

2017
  1. A New Diphenyl Ether Glycoside from Xylosma longifolium Collected from North-East India Ningombam　Swapana, Masaaki Noji, Rina Nishiuma, Masahiro Izumi, Hiroshi Imagawa, Yuusuke Kasai, Yasuko Okamoto, Kanako Iseki, Ch. Brajakishor Singh, Yoshinori Asakawa, Akemi Umeyama, Nat. Prod. Commun. 2017, 12 (8) 1273-1275.
  2. m-C2B10H11HgCl/AgOTf-Catalyzed Reaction for Reductive Deoxygenation. N. Yamasaki, M. Kanno, K. Sakamoto, Y. Kasai, H. Imagawa, H.　Yamamoto, Synlett, published online 29, 08, 2017. (selected for the cover of Synlett.)
  3. Total synthesis of polycavernosides A and B, two lethal toxins from red alga. K. Iwasaki, S. Sasaki, Y. Kasai, Y. Kawashima, S. Sasaki, T. Ito, M. Yotsu-Yamashita, M. Sasaki, J. Org. Chem. 2017, 82, 13204–13219.


2016

  1. Aryl–Allene Cyclization via a Hg(OTf)2-Catalytic Pathway, Hirofumi Yamamoto, Maho Ueda, Naoto Yamasaki, Akiyoshi Fujii, Ikuo Sasaki, Kazunobu Igawa, Yusuke Kasai, Hiroshi Imagawa, Mugio Nishizawa, Org Let., 2016, 18 (21), 2864-2867.
  2. New cytotoxic phloroglucinols, baeckenones D–F, from the leaves of Indonesian Baeckea frutescens, Khoirun Nisa, Takuya Ito, Takeshi Kodama, Masami Tanaka, Yasuko Okamoto, Yoshinori Asakawa, Hiroshi Imagawa, Hiroyuki Morita, Fitoterapia, 2016, 109, 236-240.
  3. Chemical Hybridization of Vizantin and Lipid A to Generate a Novel LPS Antagonist, Hirofumi Yamamoto, Masataka Oda, Marina Kanno, Shota Tamashiro, Ikuko Tamura, Toshihiko Yoneda, Naoto Yamasaki, Hisanori Domon, Mayo Nakano, Hironobu Takahashi, Yutaka Terao, Yutaka Terao, Hiroshi Imagawa, Chem. Pharm. Bull., 2016, 64, 246–257.
  4. Six New Lanostane Triterpenoids from the Fruiting Body of Tyromyces sambuceus and Antiproliferative Activity， Kokudo, N.; Okazoe, M.; Takahashi, J.; Iseki, K.; Yoshikawa, K.; Imagawa, H.; Hashimoto, T.; Noji, M.; Umeyama, A., Nat. Prod. Commun. 2016, 11 (2), 169-172.
  5. １　Vizantin inhibits bacterial adhesion without affecting bacterial growth and causes Streptococcus mutans biofilm to detach by altering its internal architecture. S. Takenaka, M. Oda, H. Domon, T. Ohsumi, Y. Suzuki, H. Ohshima, H. Yamamoto, Y. Terao, Y. Noiri. Biochem. Biophys. Res. Commun. (BBRC), 2016, 480, 173-179.

2015
  1. 1. A heterogeneous mercury salt catalyst stabilized by m-carbaborane，Yamamoto, H.; Yamasaki, N.; Hamauchi, H.; Shiomi, S.; Sasaki, I.; Seyama, K.; Mima, Y.; Nakano, M.; Kawakami, T.; Miyataka, H.; Kasai, Y.; Imagawa, H. RSC Advances, 2015, 5 (115), 94737-94742.
  2. Kaempulchraols I-O: new isopimarane diterpenoids from Kaempferia pulchra rhizomes collected in Myanmar and their antiproliferative activity，Win, N.; Ito, T.; Aimaiti, S.; Kodama, T.; Imagawa, H.; Ngwe, H.; Asakawa, Y.; Abe, I.; Morita, H. Tetrahedron, 2015, 71(29), 4707-4713.
  3. A new polyoxygenated cyclohexene and a new megastigmane glycoside from Uvaria grandiflora，Ho, D. V.; Kodama, T.; Le, H. T. B.; Phan, K. V.; Do, T. T.; Bui, T. H.; Le, A. T.; Win, N. N.; Imagawa, H.; Ito, T.; Morita, H.; Nguyen, H. T. Bioorg. Med. Chem. Lett., 2015, 25(16), 3246-3250.1.
  4. Kaempulchraols A-H, Diterpenoids from the Rhizomes of Kaempferia pulchra Collected in Myanmar, Win, N. N.; Ito, T.; Aimaiti, S.; Imagawa, H.; Ngwe, H.; Abe, I.; Morita, H. J. Nat. Prod. 2015, 78(5), 1113-111

2014
  1. Total Synthesis of (−)-Thallusin: Utilization of Enzymatic Hydrolysis Resolution H. Yamamoto, Y. Takagi, T. Oshiro, T. Mitsuyama, I. Sasaki, N. Yamasaki, A. Yamada, H. Kenmoku, Y. Matsuo, Y. Kasai, H. Imagaw, J. Org. Chem. 2014, 79, 8850−8855.
  2. Different effect of vitamin D2 and vitamin D3 on amyloid-β40 aggregation in vitro. Suenaga, M, Takahashi, H, Imagawa, H, Wagatsuma, M, Ouma, S, Tsuboi, Y, Furuta, A, Matsunaga, Y. Curr Alzheimer Res. 2014, 11(8), 745-54.
  3. Three lanostane triterpenoids with antitrypanosomal activity from the fruiting body of Hexagonia tenuissource, A. Umeyama, C. Ohta, Y. Shino, M. Okada, Y. Nakamura, T. Hamagaki, H. Imagawa, M, Tanaka, A. Ishiyama, M. Iwatsuki, K. Otoguro, S. Ōmura, T. Hashimoto, Tetrahedron, 2014, 70 (44), 8312–8315.
  4. Opaliferin, a New Polyketide from Cultures of Entomopathogenic Fungus Cordyceps sp. NBRC 106954, Grudniewska, S. Hayashi, M. Shimizu, M. Kato, M. Suenaga, H. Imagawa, T. Ito, Y. Asakawa, S. Ban, T. Kumada, T. Hashimoto, A. Umeyama, Org. Lett, 2014, 16 (18), 4695–4697.1.
  5. Vizantin Inhibits Endotoxin-Mediated Immune Responses via the TLR 4/MD-2 Complex, Oda, M.; Yamamoto, H.; Shibutani, M.; Nakano, M.; Yabiku, K.; Tarui, T.; Kameyama, N.; Shirakawa, D.; Obayashi, S.; Watanabe, N.; Imagawa, H.; Kurosawa, M.; Terao, Y.; Nishizawa, M.; Sakurai, J. Journal of Immunology, 2014, 193(9), 4507-4514.

2013
1 Novel inhibitor of bacterial sphingomyelinase, SMY-540, developed based on three-dimensional structure analysis, M. Oda, H. Imagawa, R. Kato, K. Yabiku, T. Yoshikawa, T. Takemoto, H. Takahashi, H. Yamamoto, M. Nishizawa, J. Sakurai, M. Nagahama, J. Enzyme Inhib. Med. Chem., 2013, Ahead of Print 1-8.
2 Concise synthesis of a probe molecule enabling analysis and imaging of vizantin, H. Yamamoto, M. Oda, M. Nakano, K. Yabiku, M. Shibutani, T. Nakanishi, M. Suenaga, M. Inoue, H. Imagawa, M. Nagahama, Y. Matsunaga, S. Himeno, K. Setsu, J. Sakurai, M. Nishizawa, Chem. Pharm. Bull. 2013, 61(4) 452–459.
3 Development of vizantin, a safe immunostimulant, based on the structure−activity relationship of trehalose-6,6′-dicorynomycolate, H. Yamamoto, M. Oda, M. Nakano, N. Watanabe, K. Yabiku, M. Shibutani, M. Inoue, H. Imagawa, M. Nagahama, S. Himeno, K. Setsu, J. Sakurai, M. Nishizawa, J. Med. Chem. 2013, 56, 381−385.
4 Yellow pigments, fomitellanols A and B, and drimane sesquiterpenoids, cryptoporic acids P and Q, from fomitella fraxinea and their inhibitory activity against COX and 5- LO, K. Yoshikawa, K. Koso, M. Shimomura, M. Tanaka, H. Yamamoto, H. Imagawa, S. Arihara, T. Hashimoto, Molecules, 2013, 18, 4181-4191.

論文リスト（1991-2012）を表示