Augustamine type alkaloids from <em>Crinum kirkii</em> (Publications)
Sixteen more Amaryllidaceae alkaloids have been isolated from bulbs of Crinum kirkii Baker of which noraugustamine and 4a,N-dedihydronoraugustamine are hitherto unknown. Their structures and those of
Variants of N-acetyltransferase NAT1 and a case-control study of colorectal adenomas (Publications)
N-acetyltransferase NAT1, together with enzymes CYP1A2 and NAT2, helps convert heterocyclic amines to mutagens. Epidemiologic studies of the association of variants of these enzymes with colorectal ca
Leishmanicidal and cholinesterase inhibiting activities of phenolic compounds from <em>Allanblackia monticola</em> and <em>Symphonia globulifera</em> (Publications)
In a preliminary antiprotozoal screening of several Clusiaceae species, the methanolic extracts of Allanblackia monticola and Symphonia globulifera showed high in vitro leishmanicidal activity. Furthe