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Isao Kitagawa
Researcher at Osaka University
Publications - 394
Citations - 8843
Isao Kitagawa is an academic researcher from Osaka University. The author has contributed to research in topics: Moiety & Aglycone. The author has an hindex of 46, co-authored 394 publications receiving 8539 citations. Previous affiliations of Isao Kitagawa include Tohoku University & Kyoto Pharmaceutical University.
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Chemical studies of crude drugs (1). Constituents of Ginseng radix rubra
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Marine natural products. XXXIV. Trisindoline, a new antibiotic indole trimer, produced by a bacterium of Vibrio sp. separated from the marine sponge Hyrtios altum.
Motomasa Kobayashi,Shunji Aoki,Katsuhiko Gato,Katsuyoshi Matsunami,Michio Kurosu,Isao Kitagawa +5 more
TL;DR: A new antibiotic indole trimer was isolated, together with a known dioxopiperazine brevianamide F, from the culture of a bacterium of Vibrio sp.
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Altohyrtin A, a potent anti-tumor macrolide from the Okinawan marine sponge Hyrtios altum
Motomasa Kobayashi,Shunji Aoki,Haruhiko Sakai,Kazuyoshi Kawazoe,Noriaki Kihara,Takuma Sasaki,Isao Kitagawa +6 more
TL;DR: Altohyrtin A (1 ) has been isolated from the Okinawan marine sponge Hyrtios altum and the plane structure and parts of its relative configurations elucidated.
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Inhibition of in vitro tumor cell invasion by ginsenoside Rg3.
Kiyoko Shinkai,Hitoshi Akedo,Mutsuko Mukai,Fumio Imamura,Atsushi Isoai,Motomasa Kobayashi,Isao Kitagawa +6 more
TL;DR: The effective ginsenoside, Rg3, tended to inhibit experimental pulmonary metastasis by highly metastatic mouse melanoma B16FE7 cells as well, and the mechanism of the inhibition was analyzed.