Source:http://linkedlifedata.com/resource/pubmed/id/19904995
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
12
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pubmed:dateCreated |
2009-12-28
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pubmed:abstractText |
One known and three new potent, selective, and nontoxic anti-MRSA metabolites, kaempferol 3-O-alpha-l-(2'',3''-di-E-p-coumaroyl)rhamnoside (1) (IC(50) 2.0 microg/mL), kaempferol 3-O-alpha-l-(2''-E-p-coumaroyl-3''-Z-p-coumaroyl)rhamnoside (2) (IC(50) 0.8 microg/mL), kaempferol 3-O-alpha-l-(2''-Z-p-coumaroyl-3''-E-p-coumaroyl)rhamnoside (3) (IC(50) 0.7 microg/mL), and kaempferol 3-O-alpha-l-(2'',3''-di-Z-p-coumaroyl)rhamnoside (4) (IC(50) 0.4 microg/mL), were isolated from the leaves of the common American sycamore, Platanus occidentalis. Compounds 2-4 are new. Due to the unusual selectivity, potency, and safety of the pure compounds and the semipure glycoside mixture against MRSA, it is clear that this represents a viable class of inhibitors to prevent growth of MRSA on surfaces and systemically.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Dec
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pubmed:issn |
1520-6025
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pubmed:author | |
pubmed:issnType |
Electronic
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pubmed:volume |
72
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
2141-4
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pubmed:meshHeading |
pubmed-meshheading:19904995-Anti-Bacterial Agents,
pubmed-meshheading:19904995-Glycosides,
pubmed-meshheading:19904995-Kaempferols,
pubmed-meshheading:19904995-Methicillin Resistance,
pubmed-meshheading:19904995-Methicillin-Resistant Staphylococcus aureus,
pubmed-meshheading:19904995-Microbial Sensitivity Tests,
pubmed-meshheading:19904995-Mississippi,
pubmed-meshheading:19904995-Molecular Structure,
pubmed-meshheading:19904995-Stereoisomerism,
pubmed-meshheading:19904995-Trees
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pubmed:year |
2009
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pubmed:articleTitle |
Methicillin-resistant Staphylococcus aureus (MRSA)-active metabolites from Platanus occidentalis (American Sycamore).
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pubmed:affiliation |
Departments of Pharmacognosy, Pharmacology, Chemistry, and Biochemistry and National Center for Natural Products Research, School of Pharmacy, The University of Mississippi, University, Mississippi 38677, USA.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, Non-P.H.S.,
Research Support, N.I.H., Extramural
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