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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1985-10-23
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pubmed:abstractText |
Catechin dimers induce a large long-lasting oedema when injected in the paw of the rat. This oedema is not inhibited by methysergide, promethazine, indomethacin, phenidone, bromophenacyl bromide and colchicine. It is not modified in rats made leukopenic by methotrexate. It is slightly delayed in Brown Norway rats which were kallikrein-kininogen deficient. Similarly catechin dimers induce the formation of a large peritoneal exudate in the rat. The exudate contains insignificant levels of leucocytes and 5-hydroxytryptamine. It contains kinins but its PG content is very low. The exudate does not activate (14C)-arachidonic acid into PG. Catechin dimers induce kinin formation in rat plasma "in vitro". They inhibit the formation of PG and HETE-like compounds from (14C)-arachidonic acid by rat peritoneal cells "in vitro". Catechin dimers administered at sub-irritant doses reduced carrageenan-induced oedema. Catechin dimers at low doses have an anti-inflammatory effect which may depend on PG synthesis inhibition. At larger doses, they induce inflammatory responses which occur with almost complete lack of participation of PG.
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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/Anti-Inflammatory Agents,
http://linkedlifedata.com/resource/pubmed/chemical/Benzopyrans,
http://linkedlifedata.com/resource/pubmed/chemical/Carrageenan,
http://linkedlifedata.com/resource/pubmed/chemical/Catechin,
http://linkedlifedata.com/resource/pubmed/chemical/Kinins,
http://linkedlifedata.com/resource/pubmed/chemical/Prostaglandins
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pubmed:status |
MEDLINE
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pubmed:month |
Jul
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pubmed:issn |
0262-1746
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
19
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
11-24
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pubmed:dateRevised |
2003-11-14
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pubmed:meshHeading |
pubmed-meshheading:3929275-Animals,
pubmed-meshheading:3929275-Anti-Inflammatory Agents,
pubmed-meshheading:3929275-Benzopyrans,
pubmed-meshheading:3929275-Carrageenan,
pubmed-meshheading:3929275-Catechin,
pubmed-meshheading:3929275-Edema,
pubmed-meshheading:3929275-Inflammation,
pubmed-meshheading:3929275-Kinins,
pubmed-meshheading:3929275-Leukopenia,
pubmed-meshheading:3929275-Prostaglandins,
pubmed-meshheading:3929275-Rats,
pubmed-meshheading:3929275-Rats, Inbred Strains
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pubmed:year |
1985
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pubmed:articleTitle |
Pro-inflammatory flavonoids which are inhibitors of prostaglandin biosynthesis.
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pubmed:publicationType |
Journal Article
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