Biomol Ther.  2024 Sep;32(5):540-545. 10.4062/biomolther.2024.072.

Pyronaridine Inhibited MUC5AC Mucin Gene Expression by Regulation of Nuclear Factor Kappa B Signaling Pathway in Human Pulmonary Mucoepidermoid Cells

Affiliations
  • 1Department of Pharmacology, School of Medicine, Chungnam National University, Daejeon 35015, Republic of Korea
  • 2Brain Korea 21 FOUR Project for Medical Science, Chungnam National University, Daejeon 35015, Republic of Korea
  • 3Smith Liberal Arts College and Department of Addiction Science Graduate School, Sahmyook University, Seoul 01795, Republic of Korea

Abstract

In this study, the potential effects of pyronaridine, an antimalarial agent, on airway MUC5AC mucin gene expression were investigated. The human pulmonary epithelial NCI-H292 cells were pretreated with pyronaridine for 30 min and then stimulated with phorbol 12-myristate 13-acetate (PMA) for 24 h. The effect of pyronaridine on the PMA-induced nuclear factor kappa B (NF-κB) signaling pathway was also examined. Pyronaridine inhibited glycoprotein production and mRNA expression of MUC5AC mucins induced by PMA through the inhibition of degradation of inhibitory kappa Bα and NF-κB p65 nuclear translocation. These results suggest that pyronaridine suppresses gene expression of mucin through regulation of the NF-κB signaling pathway in human pulmonary epithelial cells.

Keyword

MUC5AC; Pulmonary mucin; v
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