Title : Protein kinase Cdelta mediates lysophosphatidic acid-induced NF-kappaB activation and interleukin-8 secretion in human bronchial epithelial cells.

Pub. Date : 2004 Sep 24

PMID : 15280372






7 Functional Relationships(s)
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1 Protein kinase Cdelta mediates lysophosphatidic acid-induced NF-kappaB activation and interleukin-8 secretion in human bronchial epithelial cells. lysophosphatidic acid nuclear factor kappa B subunit 1 Homo sapiens
2 Here, we report that protein kinase Cdelta (PKCdelta) mediates LPA-induced NF-kappaB transcription and interleukin-8 (IL-8) secretion in HBEpCs. lysophosphatidic acid nuclear factor kappa B subunit 1 Homo sapiens
3 LPA caused a marked activation of NF-kappaB in HBEpCs as determined by IkappaB phosphorylation and of NF-kappaB nuclear translocation and a strong induction of NF-kappaB promoter-mediated luciferase activity. lysophosphatidic acid nuclear factor kappa B subunit 1 Homo sapiens
4 LPA caused a marked activation of NF-kappaB in HBEpCs as determined by IkappaB phosphorylation and of NF-kappaB nuclear translocation and a strong induction of NF-kappaB promoter-mediated luciferase activity. lysophosphatidic acid nuclear factor kappa B subunit 1 Homo sapiens
5 LPA caused a marked activation of NF-kappaB in HBEpCs as determined by IkappaB phosphorylation and of NF-kappaB nuclear translocation and a strong induction of NF-kappaB promoter-mediated luciferase activity. lysophosphatidic acid nuclear factor kappa B subunit 1 Homo sapiens
6 Furthermore, LPA-activated PKCdelta and the LPA-mediated activation of NF-kappaB and IL-8 production were attenuated by overexpression of dominant-negative PKCdelta and rottlerin. lysophosphatidic acid nuclear factor kappa B subunit 1 Homo sapiens
7 These results demonstrate for the first time that LPA is a potent stimulator of IL-8 production in HBEpCs, which involves PKCdelta/NF-kappaB signaling pathways. lysophosphatidic acid nuclear factor kappa B subunit 1 Homo sapiens