Orthoquinone and naphthalenone derivatives from berrya ammonilla and their anti-inflammatory activity

Tsung Hsien Chou, Sheng Kan Chien, Tsong Long Hwang, Dau Chang Wei, Ih Sheng Chen, Ping Jyun Sung, Ming Jen Cheng, Sheng Zehn Yang, Ken Ming Chang, Jih Jung Chen*

*Corresponding author for this work

Research output: Contribution to journalJournal Article peer-review

2 Scopus citations

Abstract

A new orthoquinone, berryammone A (1), and four new naphthalenone derivatives, berryammone B (2), berryammone C (3), 6-O-methylberryammone C (4), and 4-O-methylberryammone C (5), have been isolated from the stem of Berrya ammonilla, together with eleven known compounds (6-16). The structures of these new compounds were determined through spectroscopic and MS analyses. Among the isolates, compounds 1-3, 5, (+)-pinoresinol (6), and betulinic acid (12) exhibited inhibition (IC4.41 M) of superoxide anion generation by human neutrophils in response to formyl-L-methionyl-L-leucyl-L-phenylalanine/ cytochalasin B (fMLP/CB). Compounds 1, 2, and 5 also inhibited fMLP/CB-induced elastase release with ICvalues 3.95 M.

Original languageEnglish
Pages (from-to)919-925
Number of pages7
JournalPlanta Medica
Volume78
Issue number9
DOIs
StatePublished - 2012

Keywords

  • Berrya ammonilla
  • Tiliaceae
  • anti-inflammatory activity
  • naphthalenone
  • orthoquinone

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