Source:http://linkedlifedata.com/resource/pubmed/id/17114001
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
11
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pubmed:dateCreated |
2006-11-20
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pubmed:abstractText |
The family of resolvins consists of omega-3 fatty acid-derived mediators, including E series resolvins generated from eicosapentaenoic acid (EPA), and carry potent anti-inflammatory properties. Here, we report the isolation, identification, and bioactions of resolvin E2 (RvE2), which is 5S,18-dihydroxy-eicosapentaenoic acid. RvE2 stopped zymosan-induced polymorphonuclear (PMN) leukocyte infiltration and displayed potent anti-inflammatory properties in murine peritonitis. We also demonstrate that human recombinant 5-lipoxygenase generates RvE2 from a common precursor of E series resolvins, namely, 18-hydroxyeicosapentaenoate (18-HEPE). Furthermore, the initial 5-hydroperoxide intermediate was also converted to a 5(6)-epoxide intermediate in RvE1 formation. These results demonstrate that RvE2, together with RvE1, may contribute to the beneficial actions of omega-3 fatty acids in human diseases. Moreover, they indicate that the 5-lipoxygenase in human leukocytes is a pivotal enzyme that can produce both pro- and anti-inflammatory chemical mediators.
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pubmed:grant | |
pubmed:commentsCorrections | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/5S,12R,18R-trihydroxy-6Z,8E,10E,14Z...,
http://linkedlifedata.com/resource/pubmed/chemical/Anti-Inflammatory Agents,
http://linkedlifedata.com/resource/pubmed/chemical/Arachidonate 5-Lipoxygenase,
http://linkedlifedata.com/resource/pubmed/chemical/Eicosapentaenoic Acid,
http://linkedlifedata.com/resource/pubmed/chemical/Zymosan,
http://linkedlifedata.com/resource/pubmed/chemical/resolvin E2
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pubmed:status |
MEDLINE
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pubmed:month |
Nov
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pubmed:issn |
1074-5521
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
13
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1193-202
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pubmed:dateRevised |
2007-12-3
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pubmed:meshHeading |
pubmed-meshheading:17114001-Animals,
pubmed-meshheading:17114001-Anti-Inflammatory Agents,
pubmed-meshheading:17114001-Arachidonate 5-Lipoxygenase,
pubmed-meshheading:17114001-Disease Models, Animal,
pubmed-meshheading:17114001-Eicosapentaenoic Acid,
pubmed-meshheading:17114001-Humans,
pubmed-meshheading:17114001-Mice,
pubmed-meshheading:17114001-Neutrophils,
pubmed-meshheading:17114001-Peritonitis,
pubmed-meshheading:17114001-Zymosan
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pubmed:year |
2006
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pubmed:articleTitle |
Resolvin E2: identification and anti-inflammatory actions: pivotal role of human 5-lipoxygenase in resolvin E series biosynthesis.
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pubmed:affiliation |
Center for Experimental Therapeutics and Reperfusion Injury, Department of Anesthesiology, Perioperative, and Pain Medicine, Brigham and Women's Hospital, Boston, Massachusetts 02115, USA.
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pubmed:publicationType |
Journal Article,
Research Support, N.I.H., Extramural
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