Kuroda, Minpei Sesquiterpenoids and flavonoids from the aerial parts of Tithonia diversifolia and their cytotoxic activity. [electronic resource] - Chemical & pharmaceutical bulletin Aug 2007 - 1240-4 p. digital Publication Type: Journal Article ISSN: 0009-2363 Standard No.: 10.1248/cpb.55.1240 doi Subjects--Topical Terms: Antineoplastic Agents, Phytogenic--chemistryAsteraceae--chemistryCell Line, TumorCell Survival--drug effectsDrug Screening Assays, AntitumorEthanolEtoposide--chemistryFlavonoids--chemistryHL-60 CellsHumansPlant ExtractsSesquiterpenes--chemistrySolventsSpectrometry, Mass, Electrospray IonizationSpectrophotometry, InfraredSpectrophotometry, Ultraviolet