Cytotoxic Activity of Some Natural and Synthetic Guaianolides

Cytotoxic Activity of Some Natural and Synthetic Guaianolides Sesquiterpenoid alkaloid from<b>Acroptilon repens</b> Cytotoxic Activity of Some Natural and Synthetic ent-Kauranes Bioactive Guaianolides from Siyekucai (<i>Ixeris </i><i>chinensis</i>) Guaianolides from the leaves of Centaurea incana Synthesis and Biological Evaluation of a Natural Ester Sintenin and Its Synthetic Analogues Antitumor Agents 57. The Isolation and Structural Elucidation of Microhelenin-E. A New Antileukemie Nor-Pseudoguaianolide, and Microhelenin-F From Helenium microcephalum Antitumor agents. 32. Synthesis and antitumor activity of cyclopentenone derivatives related to helenalin New antitumoral acetogenin ‘Guanacone type’ derivatives: Isolation and bioactivity. Molecular dynamics simulation of diacetyl-guanacone Synthesis of methoxylated goniothalamin, aza-goniothalamin and γ-pyrones and their in vitro evaluation against human cancer cells