%0 Journal Article %T Amphidinolides B4 and B5, Potent Cytotoxic 26-Membered Macrolides from Dinoflagellate Amphidinium Species %A Masashi Tsuda %A Yuuko Kariya %A Rie Iwamoto %A Eri Fukushi %A Jun Kawabata %A Jun¡¯ichi Kobayashi %J Marine Drugs %D 2005 %I MDPI AG %R 10.3390/md301001 %X Two new cytotoxic 26-membered macrolides, amphidinolides B4 (1) and B5 (2), have been isolated from a marine dinoflagellate Amphidinium sp. (strain Y-100), and the structures were elucidated on the basis of detailed analyses of 2D NMR data including 13C£¿13C correlations. %K dinoflagellate %K Amphidinium sp. %K amphidinolides B4 and B5 %K cytotoxic %U http://www.mdpi.com/1660-3397/3/1/1