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      Leishmania, Trypanosoma and Monoxenous Trypanosomatids as Emerging Opportunistic Agents1

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      The Journal of Eukaryotic Microbiology
      Wiley-Blackwell

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          Leishmania-human immunodeficiency virus coinfection in the Mediterranean basin: isoenzymatic characterization of 100 isolates of the Leishmania infantum complex.

          Isoenzymatic characterization was done on 100 isolates obtained from visceral leishmaniasis (VL) patients coinfected with human immunodeficiency virus (HIV); isolates had been received between 1986 and 1993 at the International Leishmania Cryobank and Identification Centre in Montpellier, France. Electrophoresis was done with 15 isoenzymes using the starch gel technique combined, where appropriate, with isoelectrofocusing. Nine Leishmania infantum zymodemes were identified; L. infantum zymodeme MON-1, the most common parasite of human VL in the Mediterranean basin, was the most frequent in coinfections. It could also occasionally be responsible for localized cutaneous leishmaniasis lesions. Several dermotropic zymodemes, which were responsible for localized cutaneous leishmaniasis in immunocompetent patients, caused VL in HIV-positive patients. In addition, in 10 patients, a second isolate obtained during relapses occurring between 1.5 and 9.0 months after treatment was identical to the original isolate.
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            Anticorpos a Trypanosoma cruzi no líquido cefalorraqueano: pesquisa pelas reações de fixação do complemento e de imunofluorescência

            Nas amostras de líqüido cefalorraqueano (LCR) de 200 pacientes com afecções do sistema nervoso central (SNC) foi efetuada pesquisa de anticorpos a Trypanosama cruzi (T. cruzi) mediante: reação de fixação do complemento (RFC) em 69, reação de imunofluorescência (IgG) indireta (RIF) em 118, ambas em 13. Em 50 casos, para a RIF, o LCR foi também previamente concentrado 20 vezes. Os resultados foram avaliados em relação às patologias que acometiam o SNC, ao comportamento das células e proteínas do LCR e ao resultado de investigações imunológicas no LCR para outras infecções do SNC (sífilis, cisticercose, esquistossomíase e toxoplasmose) para as quais técnicas semelhantes foram adotadas. Anticorpos a T. cruzi foram demonstrados em três pacientes: em um com reagudização da moléstia de Chagas na vigência da síndrome de imunodeficiência adquirida; em um paciente com epilepsia e em um paciente com acidente vascular cerebral, ambos com moléstia de Chagas comprovada pela presença de anticorpos a T. cruzi no soro.
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              The isolation ofLeishmania donovanimon-18, from an aids patient in Portugal: possible needle transmission

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                Author and article information

                Journal
                The Journal of Eukaryotic Microbiology
                J Eukaryotic Microbiology
                Wiley-Blackwell
                1066-5234
                1550-7408
                January 2000
                January 2000
                : 47
                : 1
                : 37-39
                Article
                10.1111/j.1550-7408.2000.tb00008.x
                0c351edd-096e-464f-b4f3-c2b1631a4ab7
                © 2000

                http://doi.wiley.com/10.1002/tdm_license_1.1

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