Cytotoxic Constituents of the Roots of E
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Aiko Ito; Hee-Byung Chai; Young Geun Shin; Ricardo GarcΔ±Μa; Miliciades MejΔ±Μa; Q
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Article
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2000
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Elsevier Science
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French
β 108 KB
AbstractΓBioassay-guided phytochemical investigation of the roots of Exostema acuminatum (Rubiaceae) using human oral epidermoid carcinoma (KB) cells as a monitor, led to the isolation of two norditerpenoids, namely, (16R)-ent-16,17-dihydroxy-19-nor-kaur-4-en-3-one ( ) and (16S)-ent-16,17-dihydroxy-