Kalanchosides A-C, new cytotoxic bufadienolides from the aerial parts of Kalanchoe gracilis

Pei Lin Wu, Yu Lin Hsu, Tian Shung Wu, K. F. Bastow, Kuo Hsiung Lee

Research output: Contribution to journalArticlepeer-review

49 Citations (Scopus)

Abstract

Three new compounds, kalanchosides A-C (1-3), as well as five known compounds, were isolated from the aerial parts of Kalanchoe gracilis. The compound structures were determined by spectroscopic methods. All eight isolated compounds showed significant cytotoxic activity against a panel of human tumor cell lines, with potency reaching the nanomolar range. However, only bryophyllin B (8) inhibited HIV replication in H9 lymphocyte cells.

Original languageEnglish
Pages (from-to)5207-5210
Number of pages4
JournalOrganic Letters
Volume8
Issue number23
DOIs
Publication statusPublished - 2006 Nov 9

All Science Journal Classification (ASJC) codes

  • Biochemistry
  • Physical and Theoretical Chemistry
  • Organic Chemistry

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