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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1988-7-7
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pubmed:abstractText |
When 14C-labeled (14S, 15S)-14,15-trans-oxido-5,8-cis-10,12-trans-eicosatetraenoic acid (14,15-leukotriene A4) was incubated with cytosolic epoxide hydrolase purified from mouse liver, one major radiolabeled product appeared. The structure was assigned as (14R, 15S)-14,15-dihydroxy-5,8-cis-10,12-trans-eicosatetraenoic acid (14,15-DHETE), based on analytical data as well as enzyme mechanistic considerations. The formation of this compound was dependent on time and enzyme concentration and was abolished after heat treatment of the enzyme. The apparent Km and Vmax values at 37 degrees C were 11 microM and 900 nmol X mg-1 X min-1 respectively. This enzymatic hydrolysis of 14,15-leukotriene A4 represents an additional mode of formation for 14,15-DHETE, a compound previously found to modulate functions of human leukocytes.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/14,15-leukotriene B4,
http://linkedlifedata.com/resource/pubmed/chemical/Arachidonic Acids,
http://linkedlifedata.com/resource/pubmed/chemical/Epoxide Hydrolases,
http://linkedlifedata.com/resource/pubmed/chemical/Leukotriene A4,
http://linkedlifedata.com/resource/pubmed/chemical/Leukotriene B4
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pubmed:status |
MEDLINE
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pubmed:month |
May
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pubmed:issn |
0014-2956
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
2
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pubmed:volume |
173
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
531-6
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pubmed:dateRevised |
2009-11-19
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pubmed:meshHeading |
pubmed-meshheading:2836192-Animals,
pubmed-meshheading:2836192-Arachidonic Acids,
pubmed-meshheading:2836192-Chromatography, High Pressure Liquid,
pubmed-meshheading:2836192-Cytosol,
pubmed-meshheading:2836192-Epoxide Hydrolases,
pubmed-meshheading:2836192-Female,
pubmed-meshheading:2836192-Kinetics,
pubmed-meshheading:2836192-Leukotriene A4,
pubmed-meshheading:2836192-Leukotriene B4,
pubmed-meshheading:2836192-Liver,
pubmed-meshheading:2836192-Male,
pubmed-meshheading:2836192-Mice
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pubmed:year |
1988
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pubmed:articleTitle |
14,15-Dihydroxy-5,8,10,12-eicosatetraenoic acid. Enzymatic formation from 14,15-leukotriene A4.
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pubmed:affiliation |
Department of Physiological Chemistry, Karolinska Instituet, Stockholm, Sweden.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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