Encecalol angelate, an unstable chromene from <em>Ageratum conyzoides</em> L.: total synthesis and investigation of its antiprotozoal activity (Publications)
In agreement with ethnomedicinal reports, the dichloromethane extract of Ageratum conyzoides L. (Asteraceae) was recently shown to be of considerable activity against Trypanosoma brucei rhodesiense, t
Differences in heart rate variability associated with long-term exposure to NO2 (Publications)
BACKGROUND: Heart rate variability (HRV), a measure of cardiac autonomic tone, has been associated with cardiovascular morbidity and mortality. Short-term studies have shown that subjects exposed to h
Synthesis, DNA binding, fluorescence measurements and antiparasitic activity of DAPI related diamidines (Publications)
A novel series of extended DAPI analogues were prepared by insertion of either a carbon-carbon triple bond (16a-d) or a phenyl group (21a, b and 24) at position-2. The new amidines were evaluated in v
Skin disorders among school children in rural Tanzania and an assessment of therapeutic needs (Publications)
Eight hundred and twenty primary school children were examined to assess the spectrum and prevalence of skin diseases in rural Tanzania. In all, 55% of the children had one or several skin disorders,