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University of Central Florida

Malaria

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Identification And Characterization Of Interactors Of Plasmodium Falciparum Pfpk6, An Atypical Protein Kinase, Andi J. Cummins Jan 2016

Identification And Characterization Of Interactors Of Plasmodium Falciparum Pfpk6, An Atypical Protein Kinase, Andi J. Cummins

Honors Undergraduate Theses

Plasmodium falciparum, the organism that causes the most prevalent and most virulent cases of malaria in humans, poses a major health burden on the developing world, especially in the tropical regions of Sub-Saharan Africa, Southeast Asia, and Latin America. The burden of the disease is intensified by the fact that the parasite has developed widespread resistance to all current antimalarial therapies, such as chloroquine. This drug resistance underscores the need to develop novel therapeutics that target the parasite, but show low toxicity in the human host. Protein kinases, because of their integral roles in cell signaling networks, are considered to …


Identification Of Novel Antimalarials From Marine Natural Products For Lead Discovery, Stephenie M. Alvarado Jan 2010

Identification Of Novel Antimalarials From Marine Natural Products For Lead Discovery, Stephenie M. Alvarado

Electronic Theses and Dissertations

An estimated 500 million cases of malaria occur each year. The increasing prevalence of drug resistant strains of Plasmodium in most malaria endemic areas has significantly reduced the efficacy of current antimalarial drugs for prophylaxis and treatment of this disease. Therefore, discovery of new, inexpensive, and effective drugs are urgently needed to combat this disease. Marine biodiversity is an enormous source of novel chemical entities and has been barely investigated for antimalarial drug discovery. In an effort to discover novel therapeutics for malaria, we studied the antimalarial activities of a unique marine-derived peak fraction library provided by Harbor Branch Oceanographic …


Evaluation Of The Efficacy Of Chloroplast-Derived Antigensagainst Malaria, Melissa Schreiber Jan 2008

Evaluation Of The Efficacy Of Chloroplast-Derived Antigensagainst Malaria, Melissa Schreiber

Electronic Theses and Dissertations

Malaria is the most prevalent vector-borne parasitic disease worldwide and a major cause of death from infections. There is a great need to develop a low cost vaccine for malaria to control transmission of infection and impact of disease, due to the emergence of anti-malarial resistance. Two leading blood stage malarial vaccine candidates are the apical membrane antigen-1 (AMA-1) and the merozoite surface protein-1 (MSP-1). The aim of this project is to express malarial antigens in tobacco plants via plastid transformation and deliver them by subcutaneous or oral gavage of minimally processed transplastomic tissue to evaluate their efficacy to elicit …


A Member Of The Novel Fikk Family Of Plasmodium Falciparum Putative Protein Kinases Exhibits Diacylglycerol Kinase Activity And Is Exported To The Host Erythrocyte, David Floyd Curtis Jan 2007

A Member Of The Novel Fikk Family Of Plasmodium Falciparum Putative Protein Kinases Exhibits Diacylglycerol Kinase Activity And Is Exported To The Host Erythrocyte, David Floyd Curtis

Electronic Theses and Dissertations

Plasmodium falciparum is one of four species known to cause malaria in humans and is the species that is associated with the most virulent form of the disease. Malaria causes nearly two million deaths each year, many of these occurring among children in under-developed countries of the world. One reason for this is the prevalence of drug resistant strains of malaria that mitigate the efficacy of existing drugs. Hence, the identification of a new generation of pharmacological agents for malaria is extremely urgent. The recent identification of a group of novel protein kinases within the Plasmodium falciparum genome has provided …


Characterization Of Protein Prenyltransferases And Protein Prenylation In Plasmodium Falciparum, Thiago Gaspar Dasilva Jan 2004

Characterization Of Protein Prenyltransferases And Protein Prenylation In Plasmodium Falciparum, Thiago Gaspar Dasilva

Electronic Theses and Dissertations

Malaria kills at least one million people each year, mostly children - a death every 30 seconds. Almost one half of the world population is at risk from malaria. Antimalarial drugs are the only means for the treatment of about 500 million annual global malaria cases. Because of prevalent drug-resistance it is extremely urgent to identify new drug targets. Many proteins involved in eukaryotic signal transduction and cell cycle progression undergo post-translational lipid modification by a prenyl group. Protein prenyltransferases, which catalyze the post-translational prenyl modification, have been established as a target for anticancer therapy. Research done in our laboratory …