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Antiparasitic and anticancer carvotacetone derivatives of Sphaeranthus bullatus.
(University of Nairobi, 2012-09)
The CH2Cl2-MeOH (1:1) extract of the aerial parts of Sphaeranthus bullatus, an annual herb native to tropical East Africa, showed activity against chloroquine sensitive D6 (IC50 9.7 microg/mL) and chloroquine resistant W2 ...
Four isoflavones from seed pods of Millettia dura
(University of Nairobi, 1996-02)
Seed pods of Millettia dura yielded four novel isoflavones, which have been characterized as 3-(3,4-dimethoxyphenyl)-6-methoxy-8,8-dimethyl-4H,8H-benzo[1,2-b: 3,4-b′]dipyran-4-one (trivial name, durallone), 6-demethyldurallone, ...