Zobrazeno 1 - 10
of 47
pro vyhledávání: '"J. Fujita"'
Publikováno v:
Journal of Natural Products. 83:3156-3165
Fourteen aromatic metabolites (6-19) were isolated from an aqueous extract of the solitary tunicate Cnemidocarpa irene collected in Hokkaido, Japan. The structures of the metabolites were determined based on the spectroscopic interpretations, includi
Publikováno v:
Molecules
Volume 24
Issue 24
Volume 24
Issue 24
Questiomycin A (1) along with three new compounds, questiomycins C&ndash
E (2&ndash
4), were isolated from culture of Alteromonas sp. D, an algicidal marine bacterium, guided by algal lethality assay using the raphidophyte, Chattonella anti
E (2&ndash
4), were isolated from culture of Alteromonas sp. D, an algicidal marine bacterium, guided by algal lethality assay using the raphidophyte, Chattonella anti
Autor:
Ken Matsumura, James Davis Reimer, Tohru Taniguchi, Ryuichi Sakai, Masaki J. Fujita, Shuntaro Noguchi
Publikováno v:
Organic Letters. 20:3039-3043
A new tris-guanidine alkaloid, KB343 (1), was isolated from the aqueous extract of a Palauan zoantharian, Epizoanthus illoricatus. The structure of 1 was determined on the basis of spectral analyses of 1 and its derivatives. The absolute configuratio
Autor:
Satoko Matsunaga, Yohei Tadokoro, Ryuichi Sakai, Teruaki Nishikawa, Taichi Ichimori, Masaki J. Fujita
Publikováno v:
ACS Omega, Vol 2, Iss 3, Pp 1074-1080 (2017)
ACS Omega
ACS Omega
New brominated β-carbolines irenecarbolines A (1) and B (4) along with known β-carbolines 2 and 3 and a new 8-oxoisoguanine derivative, 5, were isolated from a solitary ascidian, Cnemidocarpa irene. The structures of these compounds were determined
Autor:
Hajime Uchimasu, Masaki J. Fujita, Masashi Tsuda, Mai Akakabe, Ken Matsumura, Ryuichi Sakai, Keiko Kumagai
Publikováno v:
Tetrahedron. 72:7185-7193
Novel guanidine alkaloids dopargimine (1) and mellpaladines A–C (2–4) were isolated from a Palauan Didemnidae tunicate. The structures of 1–4 were elucidated on the basis of spectral data along with chemical reactions. A putative biosynthetic b
Publikováno v:
Chemistry Letters. 46:1272-1274
New mycosporine-like amino acids (MAA) LC-343 (1) and mycosporine-ethanolamine (2) along with known MAAs asterina-330 (3) and shinorine (4) were isolated from the Micronesian marine sponge Lendenfeldia chondrodes. The structures of 1 and 2 were deter
Publikováno v:
PLoS ONE, Vol 12, Iss 6, p e0180578 (2017)
PLoS ONE
PLoS ONE
RNA interference has been used to dissect the importance of individual gene products in various human disease processes, including cancer. Small-interfering RNA, or siRNA, is one of the tools utilized in this regard, but specially-designed delivery a
Autor:
Masaki J. Fujita, Satoko Matsunaga, Kazunori Otsuka, Masato Oikawa, Reimi Kishi, Ryuichi Sakai
Publikováno v:
Organic Letters. 16:3090-3093
A new polyamine-modified indole derivative protoaculeine B (1) was isolated from Okinawan marine sponge Axinyssa aculeata. The structure of 1 was assigned on the basis of spectral data along with chemical transformations. Because the structure of 1 g
Publikováno v:
Marine Drugs, Vol 16, Iss 9, p 342 (2018)
Marine Drugs
Volume 16
Issue 9
Marine Drugs
Volume 16
Issue 9
The biosynthetic gene cluster for bisucaberin B (1, bsb gene cluster), an N-hydroxy-N-succinyl diamine (HSD)-based siderophore, was cloned from the marine bacterium Tenacibaculum mesophilum, originated from a marine sponge. The bsb gene cluster consi
Publikováno v:
Molecules
Molecules, Vol 18, Iss 4, Pp 3917-3926 (2013)
Molecules; Volume 18; Issue 4; Pages: 3917-3926
Molecules, Vol 18, Iss 4, Pp 3917-3926 (2013)
Molecules; Volume 18; Issue 4; Pages: 3917-3926
A siderophore, named bisucaberin B, was isolated from Tenacibaculum mesophilum bacteria separated from a marine sponge collected in the Republic of Palau. Using spectroscopic and chemical methods, the structure of bisucaberin B (1) was clearly determ