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1.
Mem. Inst. Oswaldo Cruz ; 95(supl.1): 133-9, 2000.
Article in English | LILACS | ID: lil-274872

ABSTRACT

Microsporidia is a common term that has been used to refer to a group of eukaryotic, obligate intracellular protozoan parasites belonging to the phylum Microspora. They are important agricultural parasites, contaminating commercial insects; they are also important by infecting laboratory rodents, rabbits and primates. Ever since the early cases found by Magarino Torres, who reported the presence of Encephalitozoon in a patient suffering of a meningoencephalomyelitis, some human pathology caused by microsporidia has been described. However, only after the acquired immunodeficiency syndrome outbreak have these organisms appeared as significant etiological agents in different pathologies. Even so, they remain underestimated. In the present article, the importance of microsporidia for the human pathology in immunocompromised host has been stressed


Subject(s)
Humans , Animals , Acquired Immunodeficiency Syndrome/parasitology , Microsporida/classification , Microsporidiosis/parasitology , Immunocompromised Host
4.
Rev. bras. neurol ; 22(5): 161-4, set.-out. 1986. ilus
Article in English | LILACS | ID: lil-35936

ABSTRACT

A indometacina administrada por via oral ou intraperitoneal, na dose de 5mg/kg diariamente, durante infecçäo experimental em camundongos por Trypanosoma cruzi, provocou o aparecimento de reaçöes adversas similares àquelas observadas através do emprego de outros antiinflamatórios, tais como os corticosteróides. A parasitemia observada nos camundongos pertencentes ao grupo dos tratados pela indometacina foi significativamente mais elevada que nos grupos-controle. A taxa de mortalidade correlacionou-se aos níveis de parasitemia. Foram observados em quase todos os tecidos dos camundongos pertencentes ao grupo dos tratados com indometacina e infectados pelo T. cruzi cepa Y, do que nos grupos-controle normais. Näo foi observada infiltraçäo celular em camundongos tratados pela indometacina (tecidos infectados) enquanto um infiltrado duro de células mononucleares foi observado nos grupos-controle. As implicaçöes clínicas em pacientes chagásicos säo discutidas


Subject(s)
Mice , Animals , Chagas Disease/parasitology , Indomethacin/pharmacology
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