Journal
ANTIMICROBIAL AGENTS AND CHEMOTHERAPY
Volume 53, Issue 5, Pages 2149-2152Publisher
AMER SOC MICROBIOLOGY
DOI: 10.1128/AAC.00693-08
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Funding
- Fundacao de Amparo a Pesquisa do Estado de Sao Paulo (FAPESP) [2004/00638-6]
- Conselho Nacional de Desenvolvimento Cientfico e Tecnologico (CNPq) [470587/2006-7]
- Coordenacao de Aperfeicoamento de Pessoal de Nivel Superior (CAPES)
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Violacein is a violet pigment extracted from the gram-negative bacterium Chromobacterium violaceum. It presents bactericidal, tumoricidal, trypanocidal, and antileishmanial activities. We show that micromolar concentrations efficiently killed chloroquine-sensitive and -resistant Plasmodium falciparum strains in vitro; inhibited parasitemia in vivo, even after parasite establishment; and protected Plasmodium chabaudi chabaudi-infected mice from a lethal challenge.
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