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Bioactive triterpene glycosides from the sea cucumber Holothuria fuscocinerea.
Bioassay-guided fractionation of the active n-BuOH extract of the sea cucumber Holothuria fuscocinerea resulted in the isolation of three new triterpene glycosides, fuscocinerosides A (1), B (2), andExpand
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Antifungal triterpene glycosides from the sea cucumber Bohadschia marmorata.
Four new holostan-type triterpene glycosides, marmoratoside A ( 1), 17 alpha-hydroxy impatienside A ( 2), marmoratoside B ( 3), 25-acetoxy bivittoside D ( 4), together with two known triterpeneExpand
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Structure and Cytotoxicity of a New Lanostane‐Type Triterpene Glycoside from the Sea Cucumber Holothuria hilla
A new triterpene glycoside, hillaside C (1), was isolated from the sea cucumber Holothuria hilla Lesson, which is found in the South China Sea, and its structure has been elucidated by spectralExpand
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A New Cytotoxic Lanostane‐Type Triterpene Glycoside from the Sea Cucumber Holothuria impatiens
A new lanostane‐type triterpene glycoside, impatienside A (1), was isolated from the sea cucumber Holothuria impatiens, together with a structurally related, known compound, bivittoside D (2). TheirExpand
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Isolation and structure of the cytotoxic cycloheptapeptide phakellistatin 13.
A new cyclic heptapeptide phakellistatin 13 (1) had been isolated from the sponge Phakellia fusca Thiele, collected at Yongxing Island of China. Its structure was elucidated asExpand
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Cytotoxic triterpene glycosides from the sea cucumber Pseudocolochirus violaceus.
A new triterpene glycoside (1) along with the known intercedenside B (2) was isolated from the sea cucumber Pseudocolochirus violaceus. Glycoside 1 was elucidated asExpand
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Cytotoxic asterosaponins capable of promoting polymerization of tubulin from the starfish Culcita novaeguineae.
Four new asterosaponins, novaeguinosides A (1), B (2), C (3), and D (4), were isolated from the bioactive fraction of the starfish Culcita novaeguineae, as active compounds capable of promotingExpand
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Polyhydroxysteroidal glycosides from the starfish Anthenea chinensis.
Ten new polyhydroxysteroidal glycosides, anthenosides B-K (2-11), were isolated from the ethanol extract of the starfish Anthenea chinensis. Their structures were elucidated by extensiveExpand
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New Cytotoxic Oxygenated Sterols from the Marine Bryozoan Cryptosula pallasiana
Six new sterols (1-6), together with seven known sterols (7-13), were isolated from the CCl4 extract of the marine bryozoan Cryptosula pallasiana, four (3-6) of which have already been reported asExpand
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Two new bioactive triterpene glycosides from the sea cucumber Pseudocolochirus violaceus
By activity-guided fractionation, two new triterpene glycosides, violaceusides A (1) and B (2), were isolated from the sea cucumber Pseudocolochirus violaceus as active compounds causingExpand
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