Rethinking Th2 antibody responses and allergic sensitization (Publications)
Human Th2 cytokines (interleukins 4 and 13) induce co-expression of IgE and IgG4 through sequential switching. The regulation of IgG4 responses and the role of these responses in the pathogenesis of a
Field efficacy of thermally expelled or live potted repellent plants against African malaria vectors in western Kenya (Publications)
OBJECTIVE: To estimate the effectiveness of live potted plants and thermal expulsion of plant materials in repelling African malaria vectors in traditional houses in western Kenya. METHODS: Ocimum ame
Antiprotozoal polyacetylenes from the Tanzanian medicinal plant <em>Cussonia zimmermannii</em> (Publications)
From the petroleum ether extract of the root bark of Cussonia zimmermannii four polyacetylenes, 1- 4, were isolated, three of which ( 1- 3) were active against Trypanosoma brucei rhodesiense, Trypanos
Isomerization of 4-amino-6,7-diphenylbicyclo[2.2.2]octan-2-ones (Publications)
Under strongly basic conditions (6SR,7SR)-4-amino-6,7-diphenylbicyclo[2.2.2]octan-2-ones isomerized regioselectively in position 6 giving their (6RS,7SR) analogues. The structure of the new products w
New 4-amino-2-azabicyclo[3.2.2]nonane derivatives and their antiprotozoal potencies (Publications)
Several 2-substituted 4-amino-2-azabicyclo [3.2.2]nonane derivatives were synthesized. The new compounds were investigated for their activities against the causative organism of East African sleeping