Title : Histamine induces MUC5AC expression via a hCLCA1 pathway.

Pub. Date : 2007

PMID : 17622767






7 Functional Relationships(s)
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Protein Name
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1 Histamine induces MUC5AC expression via a hCLCA1 pathway. Histamine mucin 5AC, oligomeric mucus/gel-forming Homo sapiens
2 OBJECTIVE: The aim of this study is to investigate whether histamine induces MUC5AC production in NCI-H292 cells, and to evaluate which pathway is involved in this mucin production. Histamine mucin 5AC, oligomeric mucus/gel-forming Homo sapiens
3 RESULTS: Histamine upregulated MUC5AC gene expression and mucin protein production in a dose-dependent and time-related fashion. Histamine mucin 5AC, oligomeric mucus/gel-forming Homo sapiens
4 Moreover, pretreatment of cells with chlorpheniramine or NFA reduced histamine-induced MUC5AC mRNA expression and protein production in these cells. Histamine mucin 5AC, oligomeric mucus/gel-forming Homo sapiens
5 The histamine-treated cells showed increased cytoplasmic staining for MUC5AC compared to cells treated with media alone, and cells pretreated with chlorpheniramine or NFA before histamine treatment. Histamine mucin 5AC, oligomeric mucus/gel-forming Homo sapiens
6 CONCLUSION: Our results suggest that histamine-induced MUC5AC production occurs via the upregulation of hCLCA1. Histamine mucin 5AC, oligomeric mucus/gel-forming Homo sapiens
7 It is assumed that antihistamines or hCLCA1 channel blockers can partially suppress histamine-induced MUC5AC production in allergic diseases, e.g. allergic rhinitis. Histamine mucin 5AC, oligomeric mucus/gel-forming Homo sapiens