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    Article

    Kamiohnoyneosides A and B, two new polyacetylene glycosides from flowers of edible Chrysanthemum "Kamiohno"

    Two new polyacetylene glycosides, kamiohnoyneosides A and B, were isolated from the flowers of edible Chrysanthemum "Kamiohno", along with a known polyacetylene glycoside and two known monoterpene glycosides. ...

    Shin-ichiro Kurimoto, Hiroki Fujita, Satomi Kawaguchi in Journal of Natural Medicines (2021)

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    Article

    Macrocarquinoids A–C, new meroterpenoids from Sargassum macrocarpum

    The production and accumulation of advanced glycation end products (AGEs) have been implicated in diabetes and diabetic complication. This study was conducted as a search for an AGE inhibitor from brown alga, Sar...

    Hiromi Niwa, Shin-ichiro Kurimoto, Takaaki Kubota in Journal of Natural Medicines (2021)

  3. Article

    Open Access

    Integrated omics unveil the secondary metabolic landscape of a basal dinoflagellate

    Some dinoflagellates cause harmful algal blooms, releasing toxic secondary metabolites, to the detriment of marine ecosystems and human health. Our understanding of dinoflagellate toxin biosynthesis has been h...

    Girish Beedessee, Takaaki Kubota, Asuka Arimoto, Koki Nishitsuji in BMC Biology (2020)

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    Article

    Biochemical and genetic characterization of β-1,3 glucanase from a deep subseafloor Laceyella putida

    A β-1,3-glucanase (LpGluA) of deep subseafloor Laceyella putida JAM FM3001 was purified to homogeneity from culture broth. The molecular mass of the enzyme was around 36 kDa as judged by sodium dodecyl sulfate-po...

    Tohru Kobayashi, Kohsuke Uchimura, Takaaki Kubota in Applied Microbiology and Biotechnology (2016)

  5. Article

    Revised structure and stereochemical assignments of amphidinolide N

    Yohei Takahashi, Takaaki Kubota, Misako Imachi in The Journal of Antibiotics (2013)

  6. Article

    Amphidinolactone B, a New 26-Membered Macrolide from Dinoflagellate Amphidinium sp.

    A new 26-membered macrolide, amphidinolactone B, has been isolated from a marine dinoflagellate Amphidinium sp., and the structure and relative stereochemistry were elucidated on the basis of spectroscopic data. ...

    Yohei Takahashi, Takaaki Kubota, Jun'ichi Kobayashi in The Journal of Antibiotics (2007)

  7. Article

    Amphidinin B, a New Polyketide Metabolite from Marine Dinoflagellate Amphidinium sp.

    A new polyketide metabolite, amphidinin B (1), has been isolated from a marine dinoflagellate Amphidinium sp. and the structure and absolute stereochemistry were elucidated on the basis of spectroscopic data and ...

    Takaaki Kubota, Tetsuya Endo, Yohei Takahashi, Masashi Tsuda in The Journal of Antibiotics (2006)