Anti-inflammatory effect of hispidin on LPS induced macrophage inflammation through MAPK and JAK1/STAT3 signaling pathways

Ying Hao Han, Dong Qin Chen, Mei Hua Jin, Ying Hua Jin, Jing Li, Gui Nan Shen, Wei Long Li, Yi Xi Gong, Ying Ying Mao, Dan Ping Xie, Dong Seok Lee, Li Yun Yu, Sun Uk Kim, Ji Su Kim, Taeho Kwon, Yu Dong Cui, Hu Nan Sun

Research output: Contribution to journalArticlepeer-review

13 Scopus citations

Abstract

Severe inflammatory reactions caused by macrophage activation can trigger a systemic immune response. In the present study, we observed the anti-inflammatory properties of hispidin on LPS induced RAW264.7 macrophage cells. Our results showed that hispidin treatment significantly reduced the production of cellular NO, IL-6 and reactive oxygen species (ROS) while has not inhibitory effect on TNF-α productions. Excitingly, hispidin treatment retains the phagocytosis ability of macrophages which enabling them to perform the function of removing foreign invaders. Signaling studies showed, hispidin treatment dramatic suppressed the LPS induced mitogen activated protein kinases (MAPK) and JAK/STAT activations. In conclusion, our findings suggest that hispidin may be a new therapeutic target for clinical treatment of macrophages-mediated inflammatory responses.

Original languageEnglish
Article number21
JournalApplied Biological Chemistry
Volume63
Issue number1
DOIs
StatePublished - 1 Dec 2020

Keywords

  • Hispidin
  • LPS
  • Macrophage
  • ROS
  • Signal transduction

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