In vitro antiinflammatory effects of neolignan woorenosides from the rhizomes of Coptis japonica

  • Jae Youl Cho
  • , Kyong Up Baik
  • , Eun Sook Yoo
  • , K. Yoshikawa
  • , Myung Hwan Park

Research output: Contribution to journalArticlepeer-review

56 Scopus citations

Abstract

Five dihydrobenzofuran neolignans, woorenosides I (1), II (2), III (3), IV (4), and V (5), isolated from Coptis japonica (Ranunculaceae), suppressed tumor necrosis factor (TNF)-α and nitric oxide (NO) production, as well as lymphocyte proliferation triggered by inflammatory signals such as various mitogens, in a dose-dependent manner. The results indicate that the woorenosides strongly inhibit the mitogenic response by activated macrophage and lymphocytes and suggest that these compounds may participate in regulating inflammatory processes.

Original languageEnglish
Pages (from-to)1205-1209
Number of pages5
JournalJournal of Natural Products
Volume63
Issue number9
DOIs
StatePublished - 2000
Externally publishedYes

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