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Open Access Theses & Dissertations

Cruzain

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Full-Text Articles in Biochemistry

Novel Methods For The Inactivation Of Cruzain For The Prevention And Treatment Of Chagas Disease, Veronica Gonzalez Jan 2019

Novel Methods For The Inactivation Of Cruzain For The Prevention And Treatment Of Chagas Disease, Veronica Gonzalez

Open Access Theses & Dissertations

Chagas Disease, also known as American Trypanosomiasis, is endemic to Latin American and is gradually making its way to other countries. The disease is caused by Trypanosoma cruzi, a protozoan parasite that causes lesions and inflammation of organs including the heart, esophagus, and colon. Over 30% of people infected will develop heart disease which can be fatal if untreated. While no vaccine is yet available, research is currently being conducted in finding new treatments for the disease. One target is an enzyme that is believed to help the progression of the disease. Cruzain, a cysteine protease expressed as a pro-enzyme, …


Identifying Non-Classical Active Sites As A Tool For Enzyme Inhibition, Marisol Serrano Jan 2016

Identifying Non-Classical Active Sites As A Tool For Enzyme Inhibition, Marisol Serrano

Open Access Theses & Dissertations

Chagas disease, caused by the parasite Trypanosoma cruzi, is an endemic life-threatening disease that affects mainly the heart. It remains the leading cause of heart failure in Latin American countries. Since current treatments against this parasite are highly toxic and somewhat ineffective, novel and more efficacious types of interventions are desired. Cruzain, identified as the major cathepsin for T. cruzi, plays a major role in the parasite's life cycle; making this enzyme very attractive for potential trypanocidal drugs discovery. The recombinant cruzain is synthesized as a zymogenic pro-protein (PCZN) which possesses a pro domain and a catalytic domain. In this …