Quantifying the evolution and impact of antimalarial drug resistance: drug use, spread of resistance, and drug failure over a 12-year period in Papua... (Publications)
key factor driving drug resistance and reduced treatment effectiveness in Plasmodium falciparum malaria, but there are few formal, quantitative analyses of this process. METHODS. We analyzed drug usage
Pyrethroid tolerance is associated with elevated expression of antioxidants and agricultural practice in <em>Anopheles arabiensis</em> sampled from an... (Publications)
compromise the use of insecticides for the control of vector-borne diseases. The tolerance of the malaria vector, Anopheles arabiensis to deltamethrin was determined in a field population from a cotton-growing
Generation of aurachin derivatives by whole-cell biotransformation and evaluation of their antiprotozoal properties (Publications)
farnesylated quinolone alkaloid, which is known to possess activity against the causative agent of malaria, Plasmodium spp. In this study, we show that aurachin D inhibits other parasitic protozoa as well
Modeling marine cargo traffic to identify countries in Africa with greatest risk of invasion by <em>Anopheles stephensi</em> (Publications)
Anopheles stephensi, an invasive malaria vector native to South Asia and the Arabian Peninsula, was detected in Djibouti's seaport, followed by Ethiopia, Sudan, Somalia, and Nigeria. If An. stephensi
The influence of biological, epidemiological, and treatment factors on the establishment and spread of drug-resistant <em>Plasmodium falciparum</em> (Publications)
The effectiveness of artemisinin-based combination therapies (ACTs) to treat Plasmodium falciparum malaria is threatened by resistance. The complex interplay between sources of selective pressure-treatment
Differences in affinity of monoclonal and naturally acquired polyclonal antibodies against <em>Plasmodium falciparum</em> merozoite antigens (Publications)
BACKGROUND: Malaria is a major global cause of deaths and a vaccine is urgently needed. RESULTS: We have employed the P. falciparum merozoite antigens MSP2-3D7/FC27 and AMA1, used them in ELISA, and coupled
Cyclic nucleotide-specific phosphodiesterases of <em>Plasmodium falciparum</em>: PfPDEalpha, a non-essential cGMP-specific PDE that is an integral... (Publications)
potential targets for PDE inhibitor-based anti-parasitic drugs. Genomes of the various agents of human malaria, most notably Plasmodium falciparum, all contain four genes for class 1 PDEs. The catalytic domains
Search for antiprotozoal activity in herbal medicinal preparations; new natural leads against neglected tropical diseases (Publications)
Sleeping sickness, Chagas disease, Leishmaniasis, and Malaria are infectious diseases caused by unicellular eukaryotic parasites ("protozoans"). The three first mentioned are classified as Neglected Tropical
Assessing seasonal variations and age patterns in mortality during the first year of life in Tanzania (Publications)
trends. Mortality rates in Sub-Sahara Africa show seasonal patterns due to high infant and child malaria-related mortality which is influenced by seasonal features present in environmental and climatic
Antitrypanosomal activity of sesquiterpene lactones from <em>Helianthus tuberosus</em> L. including a new furanoheliangolide with an unusual structure (Publications)
(Chagas Disease), Leishmania donovani (Visceral Leishmaniasis) and Plasmodium falciparum (Tropical Malaria) as well as cytotoxicity against rat skeletal myoblasts (L6 cell line) was determined along with