@article {4434,
	title = {Ambewelamides A and B, antineoplastic epidithiapiperazinediones isolated from the lichen Usnea sp},
	journal = {Tetrahedron Letters},
	volume = {39},
	number = {52},
	year = {1998},
	note = {ISI Document Delivery No.: 148LLTimes Cited: 19Cited Reference Count: 15},
	month = {Dec},
	pages = {9579-9582},
	type = {Article},
	abstract = {Two potently cytotoxic epidithiapiperazinediones, ambewelamides A (1) and B (2), have been isolated from the lichen Usnea sp. collected in Sri Lanka. The structures were determined by a combination of X-ray crystallographic and spectroscopic analyses. (C) 1998 Elsevier Science Ltd. All rights reserved.},
	keywords = {microtubules, TAXOL},
	isbn = {0040-4039},
	url = {<Go to ISI>://000077506700001},
	author = {Williams, D. E. and Bombuwala, K. and Lobkovsky, E. and De Silva, E. D. and Karunaratne, V. and Allen, T. M. and Clardy, J. and Andersen, R. J.}
}
