Katsuki Takashima, Shinya Nakamura, Maiko Nagayama, Shinsuke Marumoto, Fumihiro Ishikawa, Weijia Xie, Isao Nakanishi, Osamu Muraoka, Toshio Morikawa, Genzoh Tanabe. Role of the thiosugar ring in the inhibitory activity of salacinol, a potent natural α-glucosidase inhibitor. RSC Adv. 2024. 14. 7. 4471-4481
Katsuki Takashima, Akane Asai, Mina Ashidate, Riko Suzuki, Shinsuke Marumoto, Fumihiro Ishikawa, Toshio Morikawa, Genzoh Tanabe. Total Synthesis of Calanthoside, a Potential Hair Growth Stimulant: A Facile Synthetic Approach via One-Pot S- and O-Glucosidic Bond Formation. J. Nat. Prod. 2023. 86. 12. 2672-2684
Fumihiro Ishikawa*, Natsumi Tsukumo, Erika Morishita, Shumpei Asamizu, Shinsuke Marumoto, Katsuki Takashima, Hiroyasu Onaka, Genzoh Tanabe*. Biosynthetic diversification of non-ribosomal peptides through activity-based protein profiling of adenylation domains. Chem. Commun. DOI: 10.1039/D3CC02633G. 2023. 59. 62. 9473-9476
Katsuki Takashima, Miyu Teramachi, Shinsuke Marumoto, Fumihiro Ishikawa, Yoshiak iManse, Toshio Morikawa, Genzoh Tanabe. Structure-activity relationship study of 4,5-didehydroguadiscine, an aporphine alkaloid showing potent melanogenesis-inhibitory activity in B16 melanoma cells. Bioorg. Med. Chem. Lett. 2022. 78. 129034-129034