Collismycin C reduces HMGB1-mediated septic responses and improves survival rate in septic mice

Eonmi Kim, Sae Kwang Ku, Sumin Yang, Bong Seon Lee, Geum Jin Kim, Hyukjae Choi, Jong Sup Bae

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

We examined the effects of a 2,2′-bipyridine containing natural product, collismycin C on high mobility group box 1 (HMGB1, septic mediator)-mediated septic responses and survival rate in a mouse sepsis model. Collismycin C inhibited the HMGB1 release and downregulated HMGB1-mediated inflammatory responses in human endothelial cells. Collismycin C also inhibited HMGB1-induced hyperpermeability and leukocyte migration in mice. In addition, collismycin C treatment reduced CLP-induced HMGB1 release and sepsis-related mortality and pulmonary damage in vivo. Our results indicate that collismycin C is a potential therapeutic agent for the treatment of severe vascular inflammatory diseases by inhibiting HMGB1 signaling pathway.

Original languageEnglish
Pages (from-to)55-72
Number of pages18
JournalJournal of Asian Natural Products Research
Volume23
Issue number1
DOIs
StatePublished - 2021

Keywords

  • Collismycin C
  • endothelium
  • HMGB1
  • sepsis

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