Source:http://linkedlifedata.com/resource/pubmed/id/17655503
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
8
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pubmed:dateCreated |
2007-7-27
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pubmed:abstractText |
A new metabolite, 2,4-dihydroxyquinoline (DHQ), was identified in cultures of the bacteria Pseudomonas aeruginosa and Burkholderia thailandensis. We found that the biosynthesis of DHQ correlates with the presence of a functional PqsA, which is a product of the pqsABCDE operon responsible for the synthesis of 4-hydroxy-2-alkylquinolines (HAQs) in P. aeruginosa. However, DHQ is not a degradation product or precursor of HAQs. This finding sheds some light on the poorly understood biosynthesis pathway of HAQs, which includes important communication signals regulating the expression of virulence factors.
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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 |
Aug
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pubmed:issn |
1431-6730
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
388
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
839-45
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pubmed:dateRevised |
2010-4-29
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pubmed:meshHeading |
pubmed-meshheading:17655503-Bacterial Proteins,
pubmed-meshheading:17655503-Burkholderia,
pubmed-meshheading:17655503-Chromatography, Liquid,
pubmed-meshheading:17655503-Genes, Bacterial,
pubmed-meshheading:17655503-Mass Spectrometry,
pubmed-meshheading:17655503-Oxyquinoline,
pubmed-meshheading:17655503-Pseudomonas aeruginosa,
pubmed-meshheading:17655503-Quinolines,
pubmed-meshheading:17655503-Stereoisomerism
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pubmed:year |
2007
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pubmed:articleTitle |
PqsA is required for the biosynthesis of 2,4-dihydroxyquinoline (DHQ), a newly identified metabolite produced by Pseudomonas aeruginosa and Burkholderia thailandensis.
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pubmed:affiliation |
INRS-Institut Armand-Frappier, Laval H7V 1B7, Québec, Canada. francois.lepine@iaf.inrs.ca
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't,
Research Support, N.I.H., Extramural
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