Inhibitory constituents of Euscaphis japonica on lipopolysaccharide-induced nitric oxide production in BV2 microglia

  • Kyeong Lee Mi
  • , Young Jeon Hee
  • , Yong Lee Ki
  • , Hyun Kim Seung
  • , Je Ma Choong
  • , Hyun Sung Sang
  • , Heum Sook Lee
  • , Jung Park Mi
  • , Choong Kim Young*
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Bioactivity-guided fractionation of the methanolic extract of the aerial parts of Euscaphis japonica (Tunb.) Kantiz (Staphyleaceae), afforded a new compound, p-coumaroyl-D-malic acid 1-methyl ester (1), together with twelve known compounds, 3,7-dihydro-5-octanolide (2), blumenol A (3), megastigmane (4), gallic acid (5), stenophyllin H1 (6), methyl 5,7-dihydroxyoctanoate (7), frans-phytol (8), α-tocopherol (9), kaempferol (10), kaempferol 3-O-β-D-glucopyranoside (11), quercetin (12) and quercetin 3-O-β-D-glucopyranoside (13). Among them, compounds 1-5 and 8-13 significantly inhibited lipopolysacchride-induced nitric oxide production in murine BV2 microglial cells. Especially, compounds 5,8,10 and 12 exerted potent inhibitory activity comparable to that of NAME, used as positive control.

Original languageEnglish
Pages (from-to)782-786
Number of pages5
JournalPlanta Medica
Volume73
Issue number8
DOIs
Publication statusPublished - 2007 Aug
Externally publishedYes

Keywords

  • Anti-inflammatory
  • BV2 microglia
  • Euscaphis japonica
  • Nitric oxide
  • p-coumaroyl-D-malic acid 1-methyl ester
  • Staphyleaceae

ASJC Scopus subject areas

  • Analytical Chemistry
  • Molecular Medicine
  • Pharmacology
  • Pharmaceutical Science
  • Drug Discovery
  • Complementary and alternative medicine
  • Organic Chemistry

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