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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1997-6-26
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pubmed:abstractText |
Recent studies have identified eosinophils as a cellular of various cytokines, indicating that eosinophils play not only an effector role but also a regulatory role within the allergic inflammatory cell network. Because eosinophilopoietic factors are known to stimulate various functions of eosinophils, we examined the effect of interleukin (IL)-5 on chemoattractant-induced IL-8 generation from eosinophils. Although IL-5 alone induced little or no IL-8 production from eosinophils, short-term preincubation with IL-5 markedly enhanced the eosinophil IL-8 generation caused by C5a plus cytochalasin B (CB). IL-3 also potentiated C5a-induced IL-8 generation. Both factors were active at picomolar concentrations. Furthermore, competitive polymerase chain reaction (PCR) experiments revealed that the enhancement occurred at the pretranslational level. Since eosinophils in allergic inflammation are believed to be activated by these eosinophilopoietic factors, eosinophil-derived cytokines may play more important roles in the allergic inflammatory cell network than has been previously supposed.
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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/Complement C5a,
http://linkedlifedata.com/resource/pubmed/chemical/Interleukin-3,
http://linkedlifedata.com/resource/pubmed/chemical/Interleukin-5,
http://linkedlifedata.com/resource/pubmed/chemical/Interleukin-8,
http://linkedlifedata.com/resource/pubmed/chemical/RNA, Messenger
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pubmed:status |
MEDLINE
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pubmed:month |
Mar
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pubmed:issn |
0105-4538
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
52
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
317-22
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:9140523-Cells, Cultured,
pubmed-meshheading:9140523-Complement C5a,
pubmed-meshheading:9140523-Eosinophils,
pubmed-meshheading:9140523-Humans,
pubmed-meshheading:9140523-Interleukin-3,
pubmed-meshheading:9140523-Interleukin-5,
pubmed-meshheading:9140523-Interleukin-8,
pubmed-meshheading:9140523-RNA, Messenger
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pubmed:year |
1997
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pubmed:articleTitle |
Eosinophilopoietic factors prime eosinophils for increased interleukin-8 generation.
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pubmed:affiliation |
Department of Medicine and Physical Therapy, University of Tokyo School of Medicine, Japan.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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