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Alvaradoins E-N, antitumor and cytotoxic anthracenone C-glycosides from the leaves of Alvaradoa haitiensis

  • Sharnelle S. Phifer
  • , Dongho Lee
  • , Eun Kyoung Seo
  • , Nam Cheol Kim
  • , Tyler N. Graf
  • , David J. Kroll
  • , Hernán A. Navarro
  • , Robert A. Izydore
  • , Francisco Jiménez
  • , Ricardo Garcia
  • , William C. Rose
  • , Craig R. Fairchild
  • , Robert Wild
  • , Djaja D. Soejarto
  • , Norman R. Farnsworth
  • , A. Douglas Kinghorn
  • , Nicholas H. Oberlies
  • , Monroe E. Wall
  • , Mansukh C. Wani

Research output: Contribution to journalArticlepeer-review

24 Scopus citations

Abstract

Bioactivity-directed fractionation of an extract of the leaves of Alvaradoa haitiensis, using the KB (human oral epidermoid carcinoma) cell line, led to the isolation and identification of 10 new anthracenone C-glycosides, alvaradoins E-N (1-10), along with the known compound chrysophanol (11). The cytotoxicity of all compounds was evaluated, and preliminary structure - activity relationships are suggested. The most potent compounds in the in vitro assays (1 and 2) were evaluated in vivo versus the P388 (murine lymphocytic leukemia) model, and alvaradoin E (1) showed antileukemic activity (125% T/C) at a dose of 0.2 mg kg-1 per injection when administered intraperitoneally.

Original languageEnglish
Pages (from-to)954-961
Number of pages8
JournalJournal of Natural Products
Volume70
Issue number6
DOIs
StatePublished - Jun 2007

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