Now showing items 1-7 of 7
A pre-anthraquinone derivative from aloe graminicole
Atrochrysone and torosachrysone play an important role in the biosynthesis of the common polyketide-derived anthraquinones, such as emodin and physcion . We report here for the first time the occurrence in nature of ...
Op-37 Flavonoids from erythrina burttii and erythrina sacleuxii
The root and stem bark of Erythrina species are widely used in traditional medicine for the treatment of microbial infections: In our interest on the phytochemistry of Erythrina species of Kenya, we have isolated several ...
Antiplasmodial Flavonoids from Erythrina sacleuxii
(University of Nairobi, 2006-02)
The acetone extracts of the root bark and stem bark of Erythrina sacleuxii showed antiplasmodial activities against the chloroquine-sensitive (D6) and chloroquine-resistant (W2) strains of Plasmodium falciparum. Chromatographic ...
Antiplasmodial and larvicidal flavonoids from Derris trifoliata
From the dichloromethane-methanol (1:1) extract of the seed pods of Derris trifoliata, a new flavanone derivative (S)-lupinifolin 4´-methyl ether was isolated. In addition, the known flavonoids lupinifolin and rotenone ...
8-Methoxyneorautenol and radical scavenging flavonoids from Erythrina abyssinica
A new pterocarpan (named 8-methoxyneorautenol) was isolated from the acetone extract of the root bark of Erythrina abyssinica. In addition, the known isoflavonoid derivatives eryvarin L, erycristagallin and shinpterocarpin ...