Plant antitumour agents: colubrinol acetate and colubrinol, antileukaemic ansa macrolides from Colubrina texensis

Plant antitumour agents: colubrinol acetate and colubrinol, antileukaemic ansa macrolides from Colubrina texensis New Antimycobacterial Saponin from <i>Colubrina retusa</i> Plant Anticancer Agents XXV. Constituents of Soulamea soulameoides A Novel Constituent from Rollinia mucosa, Rollicosin, and a New Approach to Develop Annonaceous Acetogenins as Potential Antitumor Agents Studies on argentine plants—XXIII Antitumor Agents 57. The Isolation and Structural Elucidation of Microhelenin-E. A New Antileukemie Nor-Pseudoguaianolide, and Microhelenin-F From Helenium microcephalum Metabolites from roots of Colubrina greggii var. yucatanensis and evaluation of their antiprotozoan, cytotoxic and antiproliferative activities Coluteol and Colutequinone B, More Antifungal Isoflavonoids from Colutea arborescens Colubricidin A, a novel macrolide antibiotic from a Streptomyces sp. Antitumor Agents From Bohemic Acid Complex, III. The Isolation of Marcellomycin, Musettamycin, Rudolphomycin, Mimimycin, Collinemycin, Alcindoromycin, and Bohemamine