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Anti-inflammatory and cytotoxic diterpenes from formosan Polyalthia longifolia var. pendula

  • Fang Rong Chang
  • , Tsong Long Hwang
  • , Yu Liang Yang
  • , Chia En Li
  • , Chin Chung Wu
  • , Hamad H. Issa
  • , Wen Bin Hsieh
  • , Yang Chang Wu*
  • *Corresponding author for this work
  • Kaohsiung Medical University
  • Ten-Chen General Hospital

Research output: Contribution to journal › Journal Article › peer-review

84 Scopus citations

Abstract

A new clerodane diterpenoid 16-hydroxycleroda-13-ene-15,16-olide-3-one (1) was isolated from the bark of Polyalthia longifolia var. pendula, along with 23 known compounds and phytosteroids. Among these compounds, 5-7, 10, and 24 were obtained for the first time from the family Annonaceae. The structures of the isolated compounds were determined by mass and spectroscopic analysis. The clerodane diterpenoids, 2-4, showed significant cytotoxicity towards Hep G2 and Hep 3B hepatoma cell lines. Furthermore, compound 5 exhibited potent anti-inflammatory activity towards formyl-L-methionyl-L-leucyl-L-phenylalanine/ cytochalasin B (fMLP/CB)-induced superoxide generation by neutrophils with IC50 = 0.60 ± 0.09 μg/mL.

Original languageEnglish
Pages (from-to)1344-1347
Number of pages4
JournalPlanta Medica
Volume72
Issue number14
DOIs
StatePublished - 11 2006

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