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Mar. Drugs 2011, 9(3), 382-386; doi:10.3390/md9030382

An Acetylenic Alkaloid from the Calcareous Sponge Leucetta sp.

1 Department of Chemistry, Biology and Marine Science, University of the Ryukyus, Nishihara, Okinawa 903-0213, Japan 2 Netherlands Centre for Biodiversity, Naturalis, PO Box 9517, 2300 RA Leiden, The Netherlands
* Author to whom correspondence should be addressed.
Received: 9 February 2011 / Revised: 28 February 2011 / Accepted: 17 March 2011 / Published: 21 March 2011
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A new acetylenic alkaloid was isolated from the sponge Leucetta sp. The structure was established by analyzing spectroscopic data. The alkaloid showed cytotoxicity IC50 2.5 mg/mL against NBT-T2 cells.
Keywords: sponge; acetylene; alkaloid; cytotoxicity sponge; acetylene; alkaloid; cytotoxicity
This is an open access article distributed under the Creative Commons Attribution License (CC BY) which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Hermawan, I.; De Voogd, N.J.; Tanaka, J. An Acetylenic Alkaloid from the Calcareous Sponge Leucetta sp.. Mar. Drugs 2011, 9, 382-386.

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