Glycosylation and sulfation of emodin by Gliocladium deliquescens NRRL 1086

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摘要 ThepresentstudywasdesignedtoexplorethesubstratescopeandbiocatalyticcapabilityofGliocladiumdeliquescensNRRL1086onphenolicnaturalproducts.EmodinwassubjectedtothefermentationcultureofGliocladiumdeliquescensNRRL1086accordingtothestandardtwo-stageprotocol.ThebiotransformationprocesswasmonitoredbyHPLC-DAD-MS,themainproductwasisolatedbycolumnchromatography,andthestructurewaselucidatedonthebasisofNMRspectroscopy.EmodincouldbefullymetabolizedbyGliocladiumdeliquescensNRRL1086,resultinginhighyieldofemodin6-O-β-D-glucopyranosideandsmallamountofsulfatedproduct.Inconclusion,ourresultsmayprovideaconvenientmethodtoprepareemodin6-O-β-D-glucopyranosideandthemicrobecatalyzedglucosylation/sulfationwillgiveaninspirationtopharmacokineticmodelstudiesinvitro.
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出版日期 2015年10月20日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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