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Isolation of bioactive 5α,8α-epidioxy sterols from the marine sponge Luffariella cf. variabilis

✍ Scribed by Gauvin, Anne; Smadja, Jacqueline; Aknin, Maurice; Faure, Robert; Gaydou, Emile-Marcel

Book ID: 115535937
Publisher: NRC Research Press
Year: 2000
Tongue: French
Weight: 98 KB
Volume: 78
Category: Article
ISSN: 0008-4042
DOI: 10.1139/v00-083

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Chromatography over silica gel (164 g ) (CHC1 /methanol, 4 : l to 1:4) From the albumen glands of the sea hare Aplyssia juliuna. collected in Kumamoto Prefccturc, a mixture of cholesteryl esters (1) and two 5,8u-epidioxysterols 5 and 8 have bccn isolatcd. Acid-catalyzed methanolysis of 1 aflordcd f