Krempfielins Q and R, two new eunicellin-based diterpenoids from the soft coral cladiella krempfi

Chi Jen Tai, Uvarani Chokkalingam, Yang Cheng, Shou Ping Shih, Mei Chin Lu, Jui Hsin Su, Tsong Long Hwang, Jyh Horng Sheu*

*Corresponding author for this work

Research output: Contribution to journalReview articlepeer-review

11 Scopus citations

Abstract

Two new eunicellin-based diterpenoids, krempfielins Q and R (1 and 2), and one known compound cladieunicellin K (3) have been isolated from a Formosan soft coral Cladiella krempfi. The structures of these two new metabolites were elucidated by extensive spectroscopic analysis. Anti-inflammatory activity of new metabolites to inhibit the superoxide anion generation and elastase release in N-formyl-methionyl-leucyl phenylalanine/cytochalasin B (FMLP/CB)-induced human neutrophil cells and cytotoxicity of both new compounds toward five cancer cell lines were reported.

Original languageEnglish
Pages (from-to)21865-21874
Number of pages10
JournalInternational Journal of Molecular Sciences
Volume15
Issue number12
DOIs
StatePublished - 27 11 2014

Bibliographical note

Publisher Copyright:
© 2014 by the authors; licensee MDPI, Basel, Switzerland.

Keywords

  • Anti-inflammatory activity
  • Cladiella krempfi
  • Eunicellin-based diterpenoid

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