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Now showing items 11-20 of 31
Friedelane triterpoids from rawsonia lucida
(2010)
Rawsonia lucida (Flacourtiaceae) is an evergreen tree or shrub
that is mainly distributed in tropical and southern Africa.
Recent survey of plants traditionally used for the treatment of
malaria have shown that the ...
Bioactivity of 'Flemingin A' and other Natural Products from the leaves of Flemingia grahamiana
(2011)
Flemingia graharriiana (Wight & Arn.) is an erect herb or sub-shrub up to 1.8 m tall with deep
(sometimes tuberous) roots and 3-foliate alternate leaves. It is distributed in Tropical Africa and
occurs in open and wooded ...
The antiplasmodial and radical scavenging activities of flavonoids of Erythrina burttii
(2012-08)
The acetone extract of the root bark of Erythrina burttii showed in vitro antiplasmodial activity against the chloroquine-sensitive (D6) and chloroquine-resistant (W2) strains of Plasmodium falciparum with IC50 values of ...
Knipholone cyclooxanthrone and an anthraquinone dimer with antiplasmodial activities from the roots of Kniphofia foliosa
(2013)
A new phenylanthrone, named knipholone cyclooxanthrone and a dimeric anthraquinone, 10-methoxy-10,7′-(chrysophanol anthrone)-chrysophanol were isolated from the roots of Kniphofia foliosa together with the rare naphthalene ...
neo-Clerodane diterpenoids from the leaf exudate of Dodonaea angustifolia
(University o nairobi, 2010)
Phytochemical investigation of the leaf surface exudate of Dodonaea angustifolia L.f. yielded two new neo-clerodane diterpenes, neo-clerodan-3,13-dien-16,15:18,19-diolide (mkapwanin) and 15-methoxy-neo-clerodan-3,13-dien ...
Busseihydroquinones A-D From The Roots Of Pentas Bussei
(University of Nairobi, 2012-07)
Four new naphthohydroquinones, named busseihydroquinones A−D (1−4), along with a known homoprenylated dihydronaphthoquinone (5), were isolated from the CH2Cl2/MeOH (1:1) extract of the roots of Pentas bussei. Although the ...
6α-Hydroxy-α-toxicarol and (+)-tephrodin with antiplasmodial activities from Tephrosia species
(Elsevier, 2014)
The CH2Cl2/MeOH (1:1) extract of the roots of Tephrosia villosa showed good antiplasmodial activity against the chloroquine-sensitive (D6) and chloroquine-resistant (W2) strains of Plasmodium falciparum with IC50 values ...
Antimicrobial flavonoids and diterpenoids from Dodonaea angustifolia
(University of Nairobi, 2014-03)
The surface exudates of the leaves of Dodonaea angustifolia from Ngong forest population (6 km from Nairobi city center, Kenya) demonstrated antimicrobial activity against Gram-negative (Escherichia coli), Gram-positive ...
4′-Prenyloxyderrone from the stem bark of Millettia oblata ssp. teitensis and the antiplasmodial activities of isoflavones from some Millettia species
(University of Nairobi, 2014)
The CH2Cl2/MeOH (1:1) extract of the stem bark of Millettia oblata ssp. teitensis showed antiplasmodial activity (IC50 = 10–12 μg/mL) against the chloroquine-sensitive (D6) and chloroquine-resistant (W2) strains of Plasmodium ...
Pentadihydronaphthoquinones A-D from the roots of Pentas bussei
(University of Nairobi, 2012)