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Cytotoxic activity of lupane-type triterpenes from Glochidion sphaerogynum and Glochidion eriocarpum two of which induce apoptosis.
Triterpenes 2 - 7 were tested against the growth of three human tumor cell lines, MCF-7, NCI-H-460 and SF-268 and indicated that triterpenes 5 and 6 exerted their antiproliferative activity through the involvement of apoptosis while triterpene 3 did not.
Sesquiterpene lactones from Centaurea tweediei.
Composition and antimicrobial activity of the essential oil of Achillea falcata L. (Asteraceae)
The composition of the essential oil from aerial parts of Achillea falcata L. (Asteraceae) growing wild in Lebanon was analysed by GC and GC–MS; 58 compounds, representing 94.4% of the oil, were
Sesquiterpene Lactones in Compositae
The degree to which modern techniques of chemical analysis and structure determi1nation have contributed to the development of our knowledge of plant constituents is aptly illustrated by considering