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Antioxidant Activity of Zyzzyanones and Makaluvamines from the Marine Sponge Zyzzya fuliginosa
  • N. Utkina
  • Chemistry, Medicine
  • Natural product communications
  • 1 November 2013
Antioxidant activities of zyzzyanones A-D (1–4) and makaluvamines C (8), E (5), G (6), H (9), and L (7) isolated from the marine sponge Zyzzya fuliginosa (Carter, 1879) were evaluated usingExpand
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Spongiadioxins A and B, two new polybrominated dibenzo-p-dioxins from an Australian marine sponge Dysidea dendyi.
Two new cytotoxic tetrabromodibenzo-p-dioxins, spongiadioxins A (1) and B (2), were isolated from an Australian marine sponge Dysidea dendyi. The structures of these compounds were established by 1DExpand
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Sesquiterpenoid aminoquinones from the marine sponge Dysidea sp.
Four new sesquiterpenoid arenarone derivatives, 18-aminoarenarone (1), 19-aminoarenarone (2), 18-methylaminoarenarone (3), and 19-methylaminoarenarone (4), and the new dimeric popolohuanone F (5), aExpand
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  • 2
Brominated diphenyl ethers from the marine sponge Dysidea fragilis
It was established that the tannins of Diospyros kaki, Rubus fruticosus, and Cydonia vulgaris were formed by the polymerization of leukocyanidin, that of Thea sinensis from catechin, those of PunicaExpand
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A new binaphthoquinone fromStrongylocentrotus intermedius
SummaryFrom a mixture of the pigments of the sea urchinStrongylocentrotus intermedius, in addition to the known spinochrome D, we have isolated a new binaphthoquinone having the structure ofExpand
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Two new minor polybrominated dibenzo-p-dioxins from the marine sponge Dysidea dendyi.
Two new minor tribromodibenzo-p-dioxins, spongiadioxin C (1) and its methyl ether (2), were isolated from an Australian marine sponge Dysidea dendyi, together with the known minor metabolites methylExpand
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Cyclosmenospongine, a new sesquiterpenoid aminoquinone from an Australian marine sponge Spongia sp.
A new sesquiterpenoid aminoquinone, cyclosmenospongine (1), containing a dihydropyran ring, was isolated from an Australian marine sponge Spongia sp., along with the known metabolites,Expand
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Antioxidant activityofaromatic alkaloids from the marine sponges Aaptos aaptos and Hyrtios SP.
  • N. Utkina
  • Chemistry
  • Chemistry of Natural Compounds
  • 1 November 2009
Aaptamine (1) and isoaaptamine (2) were isolated from the marine sponge Aaptos aaptos; 6-bromo-2′-de-N-methylaplysinopsin (3) from the marine sponge Hyrtios sp. Alkaloids 1–3 were tested for theExpand
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Antioxidant Activity of Phenolic Metabolites from Marine Sponges
The marine-sponge metabolitesilimaquinone (1), isospongiaquinone(2),puupenone(3), 15-methoxypuupenol (4), 2-methyl-2-pentaprenyl-6-hydroxychromene (5), (+)-curcuphenol (6), (+)-curcudiol (7), andExpand
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Biological activities of marine sesquiterpenoid quinones: structure-activity relationships in cytotoxic and hemolytic assays.
Sesquiterpenoid quinones from marine sponges and their semisynthetic derivatives were compared for cytotoxicity on developing eggs of sea urchin Strongylocentrotus nudus and Ehrlich carcinoma cells,Expand
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