| Literature DB >> 18503197 |
Kazutoshi Shindo1, Emiko Asagi, Aya Sano, Eri Hotta, Noriko Minemura, Kanae Mikami, Emiko Tamesada, Norihiko Misawa, Takashi Maoka.
Abstract
Novel acyl glyco-carotenoic acids, diapolycopenedioic acid xylosyl esters A, B, and C, were isolated as red pigments by using chromatographic methods from a marine bacterium, Rubritalea squalenifaciens, belonging to subdivision 1 of Verrucomicrobia. The structures of these diapolycopenedioic acid xylosyl esters were determined to be 4-[2-O-acyl-beta-D-xylopyranosyl] hydrogen 4,4'-diapo-Psi,Psi-carotene-4,4'-dioate by spectroscopic analysis. Diapolycopenedioic acid xylosyl ester A showed potent antioxidative activity in a (1)O(2) suppression model.Entities:
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Year: 2008 PMID: 18503197 DOI: 10.1038/ja.2008.28
Source DB: PubMed Journal: J Antibiot (Tokyo) ISSN: 0021-8820 Impact factor: 2.649