Journal ArticleDOI
Ascididemin, a novel pentacyclic aromatic alkaloid with potent antileukemic activity from the Okinawan tunicate Didemnum sp.
Jun'ichi Kobayash,Jie-fei Cheng,Hideshi Nakamura,Yasushi Ohizumi,Yoshimasa Hirata,Takuma Sasaki,Tomihisa Ohta,Shigeo Nozoe +7 more
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A pentacyclic aromatic alkaloid, ascididemin (1), with potent antineoplastic activity has been isolated from the Okinawan tunicate Didemnum sp..About:
This article is published in Tetrahedron Letters.The article was published on 1988-01-01. It has received 129 citations till now. The article focuses on the topics: Didemnum.read more
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Marine natural products.
TL;DR: This review covers the literature published in 2014 for marine natural products, with 1116 citations referring to compounds isolated from marine microorganisms and phytoplankton, green, brown and red algae, sponges, cnidarians, bryozoans, molluscs, tunicates, echinoderms, mangroves and other intertidal plants and microorganisms.
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Antimycobacterial natural products
TL;DR: This review covers the literature published between January 1990 and December 2002 (inclusive) for natural products with reported antimycobacterial activity, with 248 citations to 352 compounds isolated from both terrestrial and marine sources.
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Natural antimycobacterial metabolites: current status.
TL;DR: More recent reports of naturally occurring compounds, and in some cases synthetic analogs, largely from plants, fungi and marine organisms that demonstrate significant activity in the in vitro bioassays against Mycobacterium tuberculosis, and other mycobacterial species are covered.
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Marine Metabolites and Metal Ion Chelation: The Facts and the Fantasies
TL;DR: In this article, a review of metal-containing compounds derived from marine sources is presented, based on the premise that some of them may be involved in the uptake and transport of metal ions present in the aquatic milieu.
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Halocyamines: novel antimicrobial tetrapeptide-like substances isolated from the hemocytes of the solitary ascidian Halocynthia roretzi.
TL;DR: Two novel antimicrobial tetrapeptide-like substances, halocyamine A and B, were isolated from the solitary ascidian Halocynthia roretzi by a procedure including extraction steps, chromatographies on coarse and fine HP-20 columns, and preparative reversed-phase high-performance liquid chromatography.
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Assignment of carbonyl carbons and sequence analysis in peptides by heteronuclear shift correlation via small coupling constants with broadband decoupling in t1 (COLOC)
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Eudistomins A-Q, β-carbolines from the antiviral Caribbean tunicate Eudistoma olivaceum
Kenneth L. Rinehart,Junichi Kobayashi,Gary C. Harbour,Jeremy Gilmore,Mark Mascal,Tom G. Holt,L. S. Shield,Francoise Lafargue +7 more
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