TWEAK Can Induce Pro-Inflammatory Cytokines and Matrix Metalloproteinase-9 in Macrophages

Se Hwa Kim, Yoon Joong Kang, Won Jung Kim, Dong Kyun Woo, Yoon Lee, Dong Ik Kim, Yong Bok Park, Byoung S. Kwon, Jeong Euy Park, Won Ha Lee

Research output: Contribution to journalArticlepeer-review

131 Scopus citations

Abstract

The expression of TWEAK (TNFSF12) and TweakR/Fn14 was detected in regions rich in macrophage/foam cells in atherosclerotic plaques. The role of TWEAK in monocytes in relation to atherogenesis was investigated by analyzing the cellular events induced by TWEAK in a human macrophage-like cell line, THP-1. TWEAK induced various molecular mediators of atherogenesis, such as IL-6, MCP-1, IL-8 and MMP-9, and the induction was augmented by interferon-γ. TWEAK-induced activation of MMP-9 was mediated by activation of NF-κB. These results suggest that TWEAK is involved in atherosclerosis by inducing pro-inflammatory cytokines and extracellular matrix degrading enzymes, which reduce plaque stability.

Original languageEnglish
Pages (from-to)396-399
Number of pages4
JournalCirculation Journal
Volume68
Issue number4
DOIs
StatePublished - Apr 2004

Keywords

  • Atherosclerosis
  • Foam cells
  • TWEAK

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