KMID : 1094720070120030308
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Biotechnology and Bioprocess Engineering 2007 Volume.12 No. 3 p.308 ~ p.311
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Quorum sensing inhibitors from the red alga, Ahnfeltiopsis flabelliformis
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Kim Jung-Sun
Kim Yeon-Hee Seo Young-Wan Park Sung-Hoon
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Abstract
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Three new acylhomoserine lactone (AHL) inhibitors have been isolated from the Korean red alga.Ahnfeltiopsis flabelliformis, via bioactivity-guided fractionation using the recombinantAgrobacterium tumefaciens liquid culture bioassay. Unlike the majority of AHL inhibitors reported to date, these compounds were ¥á-d-galactopyranosyl-(1¡æ2)-glycerol (floridoside) (1), betonicine (2), and isethionic acid (3), all of which are structurally unrelated to AHLs.
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KEYWORD
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quorum sensing inhibitor, bioassay, AHL inhibitor, Ahnfeltiopsis flabelliformis, Agrobacterium tumefaciens
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