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Curcumin inhibits interferon-α induced NF-κB and COX-2 in human A549 non-small cell lung cancer cells

  • Sungkyunkwan University

Research output: Contribution to journal › Article › peer-review

Abstract

The A549 cells, non-small cell lung cancer cell line from human, were resistant to interferon (IFN)-α treatment. The IFN-α-treated A549 cells showed increase in protein expression levels of NF-κB and COX-2. IFN-α induced NF-κB binding activity within 30 min and this increased binding activity was markedly suppressed with inclusion of curcumin. Curcumin also inhibited IFN-α-induced COX-2 expression in A549 cells. Within 10 min, IFN-α rapidly induced the binding activity of a γ-32P-labeled consensus GAS oligonucleotide probe, which was profoundly reversed by curcumin. Taken together, IFN-α-induced activations of NF-κB and COX-2 were inhibited by the addition of curcumin in A549 cells.

Original languageEnglish
Pages (from-to)313-318
Number of pages6
JournalBiochemical and Biophysical Research Communications
Volume334
Issue number2
DOIs
StatePublished - 26 Aug 2005

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Curcumin
  • Cyclooxygenase-2
  • Interferon-α
  • NF-κB
  • Non-small cell lung cancer

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