Polyacetyleneginsenoside-Ro, a novel triterpene saponin from Panax ginseng

  • Hongjie Zhang
  • , Zhizhen Lu
  • , Ghee T. Tan
  • , Shengxiang Qiu
  • , Norman R. Farnsworth
  • , John M. Pezzuto
  • , Harry H.S. Fong*
  • *Corresponding author for this work

Research output: Contribution to journalJournal articlepeer-review

67 Citations (Scopus)

Abstract

A new oleanolic acid-derived saponin, polyacetyleneginsenoside-Ro (1), was isolated along with the known ginsenosides-Ro methyl ester (2), -Rf, -Rg1, -Rg2, and gingerglycolipid B from the roots of Panax ginseng C. A. Meyer. The new saponin was identified as a ginsenoside-Ro derivative containing a polyacetylene side chain by spectroscopic means including 1D and 2D NMR, and was found to inhibit the replication of human immunodeficiency virus type 1 (HIV-1) with an IC50 value of 13.4 μg/mL (11.1 μM).

Original languageEnglish
Pages (from-to)973-977
Number of pages5
JournalTetrahedron Letters
Volume43
Issue number6
DOIs
Publication statusPublished - 4 Feb 2002

User-Defined Keywords

  • Araliaceae
  • HIV
  • Panax ginseng
  • Polyacetyleneginsenoside

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