Plasmodium Brasilianum
Mostrando 1-10 de 10 artigos, teses e dissertações.
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1. Técnicas sorológicas e moleculares aplicadas na identificação de Plasmodium spp. em amostras de primatas não humanos
Resumo Neste estudo objetivamos identificar Plasmodium spp. em amostras sangue de primatas não humanos (PNH) do estado do Maranhão, utilizando técnicas clássicas e alternativas para o exame da malária humana. Foram analisadas 161 amostras de sangue de PNH, sendo 141 de CETAS (cativeiro) e 20 de reserva particular (vida livre), utilizando microscopia, t
Rev. Bras. Parasitol. Vet.. Publicado em: 30/07/2018
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2. Detecção dos agentes etiológicos da malária em símios resgatados em regiões de Mata Atlântica de São Paulo / Detection of etiological agents of malaria in monkeys rescued in Atlantic Forest regions of São Paulo
Foram analisadas, para a detecção de plasmódios, 50 amostras de sangue de bugios (Alouatta guariba clamitans) resgatados de várias áreas circundadas pela Mata Atlântica, pertencentes à região metropolitana da cidade de São Paulo. Para tanto, 20 e 30 amostras das regiões de resgate norte e sul respectivamente, foram analisadas pelas técnicas de mic
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 28/04/2011
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3. Perfil sanitário de rapinantes de cativeiro e recolhimento em um Centro de Triagem de Animais Silvestres, Belo Horizonte/MG
Rapinantes são aves importantes do ponto de vista ecológico por ocupar o topo da cadeia alimentar, podendo atuar como amplificadores e carreadores de patógenos. O presente estudo avalia 180 aves de rapina das Ordens Falconiformes (82), Strigiformes (84) e Cathartiformes (14) recebidas pelo Centro de Triagem de Animais Silvestres de Belo Horizonte, em um p
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 08/04/2011
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4. Caracterização epidemiológica da malária autóctone do Espírito Santo / Study of the epidemiologic aspects of the indigenous malaria in Espírito Santo State
The several aspects of the transmission cycle of the indigenous malaria are important to base on the intervention strategies. From April 2001 to March 2004, 65 patients and 1,777 inhabitants were evaluated in nine Municipalities of the highlands of Espírito Santo State. Laboratory methods included: thick and thin smears, Multiplex PCR, imunnofluorescent ass
Publicado em: 2007
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5. Monoclonal antibodies produced against sporozoites of the human parasite Plasmodium malariae abolish infectivity of sporozoites of the simian parasite Plasmodium brasilianum.
We have used a sporozoite neutralization assay to define the biological relevance of the cross-reactivity of two monoclonal antibodies, raised against sporozoites of the human parasite Plasmodium malariae (Uganda 1/CDC), with sporozoites of the simian parasite Plasmodium brasilianum (Colombian). In vitro incubation of each of these two monoclonal antibodies
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6. Epstein-Barr virus transformation of Saimiri sciureus (squirrel monkey) B cells and generation of a Plasmodium brasilianum-specific monoclonal antibody in P. brasilianum-infected monkeys.
The new-world monkeys Saimiri sciureus (squirrel monkeys) are currently used as a model to test the efficacy of vaccines against human malaria. To improve our knowledge on this model, we tested the susceptibility of S. sciureus B cells to Epstein-Barr virus (EBV) infection. B-lymphoblastoid cell lines were obtained from six of six healthy animals after infec
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7. Association of microneme antigens of Plasmodium brasilianum merozoites with knobs and other parasite-induced structures in host erythrocytes.
The localization of Plasmodium brasilianum antigens, common to merozoite micronemes and parasite-induced structures in the host erythrocyte, was determined by means of immunogold electron microscopy and monoclonal antibodies directed against blood stages of this parasite. All monoclonal antibodies reacted with micronemes. In addition, some reacted with eithe
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8. Membrane-associated antigens of blood stages of Plasmodium, brasilianum, a quartan malaria parasite.
The localization of Plasmodium brasilianum-derived antigens in short and long clefts within the cytoplasm of infected erythrocytes and in association with knobs of the host cell membrane was demonstrated by immunoelectron microscopy with monoclonal antibodies. Our results document that malaria-induced short and long clefts, previously distinguishable only by
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9. Monoclonal antibody identifies circumsporozoite protein of Plasmodium malariae and detects a common epitope on Plasmodium brasilianum sporozoites.
We produced a hybridoma secreting an immunoglobulin G1 monoclonal antibody against the circumsporozoite protein of the human malaria parasite Plasmodium malariae (Uganda 1/CDC). The monoclonal antibody produces a circumsporozoite precipitation reaction when incubated with viable sporozoites of P. malariae and reacts at high titers with heat-fixed sporozoites
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10. Blood stage-induced Plasmodium brasilianum infection in the squirrel monkey induces antibodies which react with the circumsporozoite protein.
A blood stage-induced P. brasilianum infection in a naive squirrel monkey induced antibodies which reacted with the circumsporozoite protein of the parasite. Titers increased with duration of infection and persisted for 3 months after cure. In an immunoblot, these antibodies detected two polypeptides with molecular weights identical to those of the circumspo