Cytotoxic, Antitopoisomerase IIα, and Anti-HIV-1 Activities of Triterpenoids Isolated from Leaves and Twigs of Gardenia carinata

Cytotoxic, Antitopoisomerase IIα, and Anti-HIV-1 Activities of Triterpenoids Isolated from Leaves and Twigs of <i>Gardenia carinata</i> Cytotoxic 3,4-<i>seco</i>-Cycloartane Triterpenes from <i>Gardenia sootepensis</i> <i>seco</i>-Cycloartane Triterpenes from <i>Gardenia </i><i>aubryi</i> New cycloartane type-triterpenoids from the areal parts of Caragana sukiensis and their biological activities Cytotoxic cycloartane-type triterpenes from Combretum quadrangulare Natural Anti-HIV Agents. Part IV. Anti-HIV Constituents from <i>Vatica </i><i>c</i><i>inerea</i> Natural Anti-HIV Agents. Part IV. Anti-HIV Constituents from <i>Vatica </i><i>c</i><i>inerea</i> Cycloartane Triterpenoids from <i>Kleinhovia hospita</i> Cytotoxic Germacranolides and Acyclic Diterpenoides from the Seeds of <i>Carpesium triste</i> Triterpenoids from <i>Schisandra lancifolia</i> with Anti-HIV-1 Activity