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Vitamin B6-Dependent Enzymes in the Human Malaria Parasite Plasmodium falciparum: A Druggable Target?

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Author(s):
Kronenberger, Thales ; Lindner, Jasmin ; Meissner, Kamila A. ; Zimbres, Flavia M. ; Coronado, Monika A. ; Sauer, Frank M. ; Schettert, Isolmar ; Wrenger, Carsten
Total Authors: 8
Document type: Journal article
Source: BIOMED RESEARCH INTERNATIONAL; v. 2014, p. 11-pg., 2014-01-01.
Abstract

Malaria is a deadly infectious disease which affects millions of people each year in tropical regions. There is no effective vaccine available and the treatment is based on drugs which are currently facing an emergence of drug resistance and in this sense the search for new drug targets is indispensable. It is well established that vitamin biosynthetic pathways, such as the vitamin B6 de novo synthesis present in Plasmodium, are excellent drug targets. The active form of vitamin B6, pyridoxal 5-phosphate, is, besides its antioxidative properties, a cofactor for a variety of essential enzymes present in the malaria parasite which includes the ornithine decarboxylase (ODC, synthesis of polyamines), the aspartate aminotransferase (AspAT, involved in the protein biosynthesis), and the serine hydroxymethyltransferase (SHMT, a key enzyme within the folate metabolism). (AU)

FAPESP's process: 13/10288-1 - Analysis of the organelle biogenesis in Plasmodium falciparum by live cell imaging
Grantee:Carsten Wrenger
Support Opportunities: Regular Research Grants
FAPESP's process: 10/20647-0 - Elucidation of vitamin B metabolism in the human malaria parasite plasmodium falciparum and their validation as a target for chemotherapy
Grantee:Carsten Wrenger
Support Opportunities: Scholarships in Brazil - Young Researchers
FAPESP's process: 12/12790-3 - Analysis of the haemoglobin catabolism of Plasmodium falciparum proliferation in genetically modified erythrocytes
Grantee:Jasmin Lindner
Support Opportunities: Scholarships in Brazil - Doctorate
FAPESP's process: 09/54325-2 - Elucidation of vitamin B metabolism in the human malaria parasite Plasmodium falciparum and their validation as a target for chemotherapy
Grantee:Carsten Wrenger
Support Opportunities: Research Grants - Young Investigators Grants
FAPESP's process: 11/13706-3 - Implications from pyridoxine kinase of Plasmodium falciparum and study if its spacer regions
Grantee:Thales Kronenberger
Support Opportunities: Scholarships in Brazil - Master
FAPESP's process: 12/12807-3 - Analysis of the redox status and its effect on the proliferation of Plasmodium falciparum in genetically different erythrocytes
Grantee:Kamila Anna Meissner
Support Opportunities: Scholarships in Brazil - Doctorate
FAPESP's process: 11/19703-6 - Identification and interference with nutrient transporters integrated to erythrocyte surface by the Human Malaria parasite: Plasmodium falciparum
Grantee:Flávia Menezes Zimbres
Support Opportunities: Scholarships in Brazil - Doctorate (Direct)