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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1998-4-16
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pubmed:abstractText |
IL-18 is a cytokine that is secreted from activated macrophages and induces IFNgamma production. To investigate the in vivo role of IL-18, we generated IL-18-deficient mice. In Propionibacterium acnes (P. acnes)-primed IL-18-deficient mice, LPS-induced IFNgamma production was markedly reduced, despite normal IL-12 induction. Natural killer cell activity was significantly impaired. Th1 cell response after injection of P. acnes or Mycobacterium bovis (bacillus Calmette-Guerin [BCG]) was significantly reduced. Similar results were observed in IL-12-deficient mice. Interestingly, Th1 response was induced after BCG infection in IL-12-deficient mice. We therefore generated mice lacking both IL-18 and IL-12. In these mice, NK activity and Th1 response were further impaired. This demonstrates the important role of both IL-18 and IL-12 in NK activity, as well as in in vivo Th1 response.
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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/Cytokines,
http://linkedlifedata.com/resource/pubmed/chemical/Interferon-gamma,
http://linkedlifedata.com/resource/pubmed/chemical/Interleukin-12,
http://linkedlifedata.com/resource/pubmed/chemical/Interleukin-18,
http://linkedlifedata.com/resource/pubmed/chemical/Lipopolysaccharides
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pubmed:status |
MEDLINE
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pubmed:month |
Mar
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pubmed:issn |
1074-7613
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
8
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
383-90
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pubmed:dateRevised |
2008-11-21
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pubmed:meshHeading |
pubmed-meshheading:9529155-Animals,
pubmed-meshheading:9529155-Cell Differentiation,
pubmed-meshheading:9529155-Cytokines,
pubmed-meshheading:9529155-Interferon-gamma,
pubmed-meshheading:9529155-Interleukin-12,
pubmed-meshheading:9529155-Interleukin-18,
pubmed-meshheading:9529155-Killer Cells, Natural,
pubmed-meshheading:9529155-Lipopolysaccharides,
pubmed-meshheading:9529155-Mice,
pubmed-meshheading:9529155-Mice, Mutant Strains,
pubmed-meshheading:9529155-Mycobacterium bovis,
pubmed-meshheading:9529155-Propionibacterium acnes,
pubmed-meshheading:9529155-Th1 Cells,
pubmed-meshheading:9529155-Th2 Cells
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pubmed:year |
1998
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pubmed:articleTitle |
Defective NK cell activity and Th1 response in IL-18-deficient mice.
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pubmed:affiliation |
Department of Biochemistry, Hyogo College of Medicine, Nishinomiya, Japan.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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