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Now showing items 21-30 of 56
Selection of plants with medicinal properties by wild chimpanzees
(University of Nairobi, 1989)
The application of bovine brain microvessel endothelial-cell monolayers grown onto polycarbonate membranes in vitro to estimate the potential permeability of solutes through the blood-brain barrier
(1989)
Previously our laboratory (Rim et al., Int. J. Pharm. 32:79-84. 1986) described an in vitro blood-brain barrier (BBB) model consisting of cultured bovine brain microvessel endothelial cells (BMECs) grown onto regenerated ...
Flavonoids and isoflavonoids from Tephrosia fulvinervis and Tephrosia pentaphylla
(University of Nairobi, 1989)
From the roots, leaves and pods of Tephrosia pentaphylla three new 6-oxygenated rotenoids (dihydrostemonal, 9-demethyldihydrostemonal and 6-acetoxydihydrostemonal) were isolated and characterized. In addition six known ...
12,13-Deoxytrichoverrins from Myrothecium verrucaria
(1989-05)
The structures of two new diastereoisomeric 12,13-deoxytrichothecenes have been established by a combination of nmr and mass spectroscopy.
Primary Productivity Of Natural Grass Ecosystems Of The Tropics: A Reappraisal
(University of Nairobi, 1989-04)
Studies of net primary production in four contrasting tropical grasslands show that when full account is taken of losses of plant organs above- and below-ground these ecosystems are far more productive than earlier suggested. ...
Genetics of the mimetic African butterfly Hypolimnas misippus: hindwing polymorphism
(University of Nairobi,, 1989)
The hindwing polymorphism in Hypolimnas misippus is autosomal but sex-limited to the female. It is characterised by three intergrading phenotypes, orange, low white (white in 1–3 intervein spaces) and high white (white in ...
Seasonal population changes and malaria transmission potential of Anopheles pharoensis and the minor anophelines in Mwea Irrigation Scheme, Kenya
(1989)
A study in 1984 and 1985 showed that Anopheles gambiae s.l. and An. pharoensis were the major anophelines in Mwea Irrigation Scheme, Kenya, constituting 83.86% and 15.69% of the catch respectively. Four minor species made ...