Keramamine-A and -B, novel antimicrobial
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Hideshi Nakamura; Shongzhi Deng; Jun'ichi Kobayashi; Yasushi Ohizumi; Yasuko Tom
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Article
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1987
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Elsevier Science
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French
โ 299 KB
Keramamine-A and -B, two new B-carboline alkaloids with a 13 membered ring have been isolated from the Okinawan marine sponge Pellina sp. as antimicrobial substances and the structures of keramamine-A and -B have been determined by X-ray analysis and by spectral and chemical means, respectively. As