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Predicate | Object |
---|---|
rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
|
pubmed:dateCreated |
1986-6-9
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pubmed:abstractText |
Since the original discovery and structural characterization of leukotrienes, these substances have attracted considerable interest due to their numerous biological activities. It is known that these substances exert a short lasting vasoconstrictory and a longer lasting vasodilatory response. However, the cause of this biphasic response is not clear as yet. Human coronary artery segments synthesize about 50 pg PGI2/cm2/min in vitro under pressure perfusion. At concentrations ranging from 1 to 100 ng leukotrienes C4 and D4 cause a dose-dependent increase in PGI2 generation. Inhibition by acetylsalicylic acid and 15-hydroxyperoxyarachidonic acid indicates the mechanism to be mediated via the cyclooxygenase. It is, therefore, concluded that the capacity of leukotrienes C4 and D4 to stimulate PGI2 formation might play a key role during acute inflammation at the site of white blood cell accumulation.
|
pubmed:language |
ger
|
pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:chemical | |
pubmed:status |
MEDLINE
|
pubmed:month |
Feb
|
pubmed:issn |
0043-5325
|
pubmed:author | |
pubmed:issnType |
Print
|
pubmed:day |
21
|
pubmed:volume |
98
|
pubmed:owner |
NLM
|
pubmed:authorsComplete |
Y
|
pubmed:pagination |
107-10
|
pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:3518245-Coronary Circulation,
pubmed-meshheading:3518245-Coronary Vessels,
pubmed-meshheading:3518245-Dose-Response Relationship, Drug,
pubmed-meshheading:3518245-Epoprostenol,
pubmed-meshheading:3518245-Humans,
pubmed-meshheading:3518245-Perfusion,
pubmed-meshheading:3518245-SRS-A,
pubmed-meshheading:3518245-Vasodilation
|
pubmed:year |
1986
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pubmed:articleTitle |
[Vasodilating effect of leukotriene C4 and D4 by stimulation of prostacyclin synthesis].
|
pubmed:publicationType |
Journal Article,
English Abstract
|