Strongyloidiasis
Mostrando 13-24 de 48 artigos, teses e dissertações.
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13. Reatividade de anticorpos a frações antigênicas de Strongyloides venezuelensis no diagnóstico diferencial da estrongiloidíase humana
Strongyloides stercoralis, nematódeo parasita intestinal, é um dos responsáveis pelas infecções parasitárias mais prevalentes em humanos. A detecção precoce previne o desenvolvimento das síndromes clínicas de hiperinfecção e disseminação. Na procura por marcadores de resposta imune na estrongiloidíase, as propriedades antigênicas de component
Publicado em: 2011
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14. Fatal Strongyloides stercoralis hyper-infection in a patient with multiple myeloma
Strongyloides stercoralis (S.S.) is a human intestinal parasite, which may lead to complicated strongyloidiasis. We report a case of disseminated strongyloidiasis following the treatment of myeloma. The patient developed skin lesions, respiratory distress, aseptic meningitis and bacterial and fungal sepsis. The diagnosis of strongyloidiasis was established t
Brazilian Journal of Infectious Diseases. Publicado em: 2010-10
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15. Faecal examination and PCR to detect Strongyloides venezuelensis in experimentally infected Lewis rats
More sensitive methodologies are necessary to improve strongyloidiasis diagnosis. This study compared the sensitivities of the McMaster modified technique and polymerase chain reaction (PCR) assays, both performed in faecal samples. Lewis rats were subcutaneously infected with 4,000, 400 or 40 infective third-stage larvae, considered as high, moderate or low
Memórias do Instituto Oswaldo Cruz. Publicado em: 2010-02
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16. Avaliação de frações antigênicas de Strongyloides venezuelensis obtidas por hidrofobicidade, no imunodiagnóstico da estrongiloidíase humana / Evaluation of antigenic fractions of Strongyloides venezuelensis obtained by hydrophobicity in the immunodiagnosis of human strongyloidiasis
A estrongiloidíase humana é uma parasitose intestinal de importância mundial, ocorre de forma assintomática em 50% dos indivíduos infectados, contudo, pode causar hiperinfecção e disseminação em pacientes imunodeprimidos. A utilização do diagnóstico preciso é de grande importância para identificação e controle desta parasitose. O emprego de a
Publicado em: 2010
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17. Evaluation of an enzyme-linked immunoelectrotransfer blot test for the confirmatory serodiagnosis of human toxocariasis
To improve the serodiagnosis of human toxocariasis, a sensitive and specific enzyme-linked immunoelectrotransfer blot (EITB-IgG) test was developed and evaluated using Toxocara canislarvae excretory-secretory antigens for detecting anti-Toxocara IgG antibodies. The EITB-IgG profile of toxocariasis was characterized by comparing 27 sera from patients with tox
Memórias do Instituto Oswaldo Cruz. Publicado em: 2009-05
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18. Resposta imune intestinal de camundongos geneticamente deficientes em complexo de histocompatibilidade principal (MHC classe I ou II) infectados por Strongyloides venezuelensis
A infecção por Strongyloides sp. induz resposta imune caracterizada por eosinofilia tecidual, mastocitose, produção de citocinas Th2 e anticorpos, tanto em roedores como em humanos. O objetivo desse estudo foi investigar a resposta imune contra a infecção por Strongyloides venezuelensis em camundongos geneticamente deficientes em complexo de histocompa
Publicado em: 2008
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19. Estrongiloidíase disseminada: diagnóstico e tratamento
JUSTIFICATIVA E OBJETIVOS: A estrongiloidíase disseminada é uma entidade clínica relacionada a estados de imunossupressão como os que ocorrem na síndrome da imunodeficiência aguda (SIDA), nas neoplasias hematológicas e nos tratamentos imunossupressores. Sua ocorrência e gravidade são mais freqüentes em pacientes usando elevadas doses de corticoster
Revista Brasileira de Terapia Intensiva. Publicado em: 2007-12
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20. Cutaneous periumbilical purpura in disseminated strongyloidiasis in cancer patients: a pathognomonic feature of potentially lethal disease?
Cutaneous manifestations in disseminated strongyloidiasis are infrequent but should raise the suspicion for its diagnosis. We retrospectively evaluated the charts of six patients with cancer and a proven diagnosis of disseminated strongyloidiasis. All patients had received prophylaxis with albendazole before starting antineoplastic therapy, which included hi
Brazilian Journal of Infectious Diseases. Publicado em: 2005-10
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21. Strongyloides ratti antigenic components recognized by IgE antibodies in immunoblotting as an additional tool for improving the immunodiagnosis in human strongyloidiasis
IgE antibody response in human strongyloidiasis was evaluated by enzyme-linked immunosorbent assay (ELISA) and immunoblotting (IB) using Strongyloides ratti saline extract as heterologous antigen. A total of 50 serum samples of patients who were shedding S. stercoralis larvae in feces (group I, copropositive), 38 of patients with other intestinal parasites (
Memórias do Instituto Oswaldo Cruz. Publicado em: 2004-02
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22. Frequencia de Strongyloides stercoralis no Chile : detecção da parasitose mediante metodos parasitologicos e soroepidemiologicos
From 2000 to 2003, human serum samples of 2390 individuals and 600 dog fecal samples recovered in 13 squares and public parks in Chile were studied to determine the seroepidemiology of the Strongyloides stercoralis infection and the role of dogs on the transmission of this parasitose. Human serum samples were as follows: a) 10 S. stercoralis infected patient
Publicado em: 2004
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23. Caracterização do complexo proteolitico proteassoma em Strongyloides venezuelensis
Protease is an important biological process in different parasites, especially in enzymatic complex like 26S proteasome. The objective of the present work was to initiate the study of the 26S proteasome in the nematode Strongyloides venezuelensis using biochemical experiments and identifying some components of this multienzymatic complex. This nematode has b
Publicado em: 2004
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24. Evaluation of techniques for the diagnosis of Strongyloides stercoralis in human immunodeficiency virus (HIV) positive and HIV negative individuals in the city of Itajaí, Brazil
Human immunodeficiency virus (HIV) and intestinal parasites are common in Brazil. Previous studies have shown that infection with Strongyloides stercoralis is frequently associated with HIV infection. Strongyloidiasis is difficult to diagnosis and stool examination with conventional techniques fails to detect the helminth larvae. We made a prospective study,
Brazilian Journal of Infectious Diseases. Publicado em: 2003-12