The creation of an indicator for the health effect of air pollutants (Publications)
The department of social and preventive medicine of the University of Basle is conducting an epidemiologic study on the health effect of air pollution on preschool children. Nitrogen dioxide in childr
Six naphthylisoquinoline alkaloids and a related benzopyranone from a Congolese <em>Ancistrocladus</em> species related to <em>Ancistrocladus... (Publications)
From the roots of a recently discovered Ancistrocladus taxon, with close affinities to Ancistrocladus congolensis regarding molecular ITS sequence data, six naphthylisoquinoline alkaloids, 5'-O-demeth
Synthesis and antiprotozoal activities of simplified analogs of naphthylisoquinoline alkaloids (Publications)
The naphthylisoquinoline alkaloids (NIQs) represent a class of natural products with manifold activities against various tropical diseases. They are isolated from rare and difficult-to-cultivate tropi
Joziknipholones A and B: the first dimeric phenylanthraquinones from the roots of <em>Bulbine frutescens</em> (Publications)
From the roots of the African plant Bulbine frutescens (Asphodelaceae), two unprecedented novel dimeric phenylanthraquinones, named joziknipholones A and B, possessing axial and centrochirality, were
Synthesis and pharmacological evaluation of fluorescent and photoactivatable analogues of antiplasmodial naphthylisoquinolines (Publications)
The naphthylisoquinoline (NIQ) alkaloids from tropical Ancistrocladaceae and Dioncophyllaceae plants show high antiplasmodial activities in vitro and in vivo, even against chloroquine-resistant strain
Ancistrocladinium A and B, the first N,C-coupled naphthyldihydroisoquinoline alkaloids, from a Congolese ancistrocladus species (Publications)
The isolation and structural elucidation of three novel-type naphthylisoquinoline alkaloids, ancistrocladinium A and B (the latter along with its atropisomer), from a Congolese Ancistrocladus species
Ancistrotanzanine C and related 5,1'- and 7,3'-coupled naphthylisoquinoline alkaloids from <em>Ancistrocladus tanzaniensis</em> (Publications)
Three new naphthylisoquinoline alkaloids, the 7,3'-coupled ancistrotanzanine C (6), the 5,1'-coupled O-methylancistrocladinine (7), and the likewise 5,1'-coupled O,N-dimethylancistrocladine (8, previo