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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5
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pubmed:dateCreated |
1987-2-26
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pubmed:abstractText |
The calmodulin antagonist N(6-aminohexyl)-5-chloro-1-naphthalene-sulfonamide (W-7) has been examined as an inhibitor of superoxide anion production and granule exocytosis in phorbol ester (PMA)-activated neutrophils. Inhibition of the respiratory burst was observed at a concentration of W-7 identical to that required for inhibition of native protein kinase C (PKC), whereas the concentration required to inhibit the secretory response was found to correspond to that required for inhibition of the proteolytically converted fully active PKC. The IC50 of W-7 was in both cases 5 and 12 fold higher than that required for inhibition of calmodulin dependent kinases. The results confirm the essential role for the membrane-bound PKC in the production of O2- radicals and provide a clear evidence of the direct participation of the proteolytically activated cytosolic PKC to the secretory response of PMA activated neutrophils.
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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/Phorbol Esters,
http://linkedlifedata.com/resource/pubmed/chemical/Protein Kinase C,
http://linkedlifedata.com/resource/pubmed/chemical/Sulfonamides,
http://linkedlifedata.com/resource/pubmed/chemical/Superoxides,
http://linkedlifedata.com/resource/pubmed/chemical/W 7
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pubmed:status |
MEDLINE
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pubmed:issn |
0021-2938
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
35
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
368-74
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pubmed:dateRevised |
2007-11-15
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pubmed:meshHeading |
pubmed-meshheading:3026995-Cytoplasmic Granules,
pubmed-meshheading:3026995-Exocytosis,
pubmed-meshheading:3026995-Humans,
pubmed-meshheading:3026995-Neutrophils,
pubmed-meshheading:3026995-Phorbol Esters,
pubmed-meshheading:3026995-Protein Kinase C,
pubmed-meshheading:3026995-Sulfonamides,
pubmed-meshheading:3026995-Superoxides
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pubmed:articleTitle |
Participation of protein kinase C in the activation of human neutrophils by phorbol ester.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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