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Graminone B, a novel lignan with vasodilative activity from Imperata cylindrica
K Matsunaga1, M Shibuya, Y Ohizumi
1Department of Pharmaceutical Molecular Biology, Pharmaceutical Institute, Tohoku University, Aoba, Sendai, Japan.
Journal of Natural Products
|December 1, 1994
Abstract:
Two novel lignans, graminones A [1] and B [2] have been isolated from Imperata cylindrica and their structures have been elucidated on the basis of their spectral data. Graminone B [2] showed inhibitory activity on the contraction of the rabbit aorta.