Browsing by Subject "Toxoplasma gondii"

Now showing items 1-10 of 15

    • Ação do sal de cozinha sobre o Toxoplasma gondii 

      Jamra, Ligia M. Ferreira; Martins, Maria Cristina [UNIFESP]; Vieira, Monica De Paula L. [UNIFESP] (Instituto de Medicina Tropical, 1991-10-01)
      Results of our inquiry on Toxoplasma gondii frequency in pork sausages from Erechim (RS, Brazil), where the incidence of toxoplasmotic chorioretinitis is high (9% according SILVEIRA, 1987)9, revealed only one isolation of ...

    • ARF6, PI3-kinase and host cell actin cytoskeleton in Toxoplasma gondii cell invasion 

      Silva, Claudio Vieira da [UNIFESP]; Silva, Erika Alves da [UNIFESP]; Cruz, Mario Costa [UNIFESP]; Chavrier, Philippe; Mortara, Renato Arruda [UNIFESP] (Elsevier B.V., 2009-01-16)
      Toxoplasma gondii infects a variety of different cell types in a range of different hosts. Host cell invasion by T. gondii occurs by active penetration of the host cell, a process previously described as independent of ...

    • Coinfection of fibroblasts with Coxiella brunetti and Toxoplasma gondii: to each their own 

      Sinai, A. P.; Paul, S.; Rabinovitch, M.; Kaplan, G.; Joiner, K. A. (Elsevier B.V., 2000-06-01)
      Intracellular pathogens have evolved distinct strategies to subvert host cell defenses. Ar diametrically opposed ends of the spectrum with regard to the host endosomal/lysosomal defenses are the obligate intracellular ...

    • Effect of Toxoplasma gondii infection on the junctional complex of retinal pigment epithelial cells 

      Nogueira, Alanderson R.; Leve, Fernanda; Morgado-Diaz, Jose; Tedesco, Roberto Carlos [UNIFESP]; Pereira, Mirian Claudia S. (Cambridge Univ Press, 2016)
      Ocular toxoplasmosis is the most frequent cause of uveitis, leading to partial or total loss of vision, with the retina the main affected structure. The cells of the retinal pigment epithelium (RPE) play an important role ...

    • Evaluating the presence of Toxoplasma gondii in peripheral blood of patients with diverse forms of uveitis 

      Belfort, Rubens N. [UNIFESP]; Isenberg, Jordan; Fernandes, Bruno F.; Di Cesare, Sebastian; Belfort, Rubens, Jr. [UNIFESP]; Burnier, Miguel N., Jr. [UNIFESP] (Springer, 2017)
      The purpose of this study was to evaluate the presence of Toxoplasmosis gondii in samples of peripheral blood from patients with varying etiologies of uveitis. Whole blood from patients with different forms of uveitis was ...

    • Fatal toxoplasmosis in a southern muriqui (Brachyteles arachnoides) from SAo Paulo state, Brazil: Pathological, immunohistochemical, and molecular characterization 

      Santos, Stefanie Vanessa; Pena, Hilda F. J.; Talebi, Mauricio [UNIFESP]; Teixeira, Rodrigo H. F.; Kanamura, Cristina T.; Diaz-Delgado, Josue; Gennari, Solange M.; Catao-Dias, Jose Luiz (Wiley, 2018)
      We report the pathological, immunohistochemical, and molecular features of fatal acute systemic toxoplasmosis in an adult, female, free-living southern muriqui (Brachyteles arachnoides) from SAo Paulo state, Brazil. PCR-RFLP ...

    • Frequency of Toxoplasma gondii in the retina in eye banks in Brazil 

      Costa, Deise F. [UNIFESP]; Nascimento, Heloisa [UNIFESP]; Sutili, Aline [UNIFESP]; Nobrega, Fernando A. J.; Fowler, Flavio [UNIFESP]; Nobrega, Mario Junqueira; Garrido, Cristina; Dias, Janaina de Oliveira; Adan, Consuelo B. D.; Rizzo, Luiz Vicente; Silveira, Claudio; Belfort, Rubens, Jr. [UNIFESP]; Commodaro, Alessandra G. [UNIFESP] (Springer, 2017)
      Ocular toxoplasmosis is the main cause of posterior uveitis worldwide frequently leading to vision loss. In Brazil, the seroprevalence of Toxoplasma gondii infection ranges from 50 to 80% depending of the region studied. ...

    • High prevalence of unusual genotypes of Toxoplasma gondii infection in pork meat samples from Erechim, Southern Brazil 

      Belfort, Rubens Neto [UNIFESP]; Nussenblatt, Veronique; Rizzo, Luiz Vicente; Muccioli, Cristina [UNIFESP]; Silveira, Claudio Alberto Magalhaes [UNIFESP]; Nussenblatt, Robert; Khan, Assis; Sibley, L. David; Belfort, Rubens Junior [UNIFESP] (Academia Brasileira de Ciências, 2007-03-01)
      Toxoplasmosis is the most common cause of infectious uveitis in Brazil, with a higher frequency in the South of the country. We have collected samples from porcine tongue and diaphragm obtained in both large and small ...

    • The involvement of autoimmunity against retinal antigens in determining disease severity in toxoplasmosis 

      Vallochi, A. L.; Rios, L. D.; Nakamura, M. V.; Silveira, C.; Muccioli, C.; Martins, M. C.; Belfort, R.; Rizzo, L. V. (Elsevier B.V., 2005-02-01)
      Purpose: Ocular lesions are frequent in various individuals infected with Toxoplasma gondii. Disease intensity in ocular toxoplasmosis varies greatly between patients. Autoimmunity has been suggested as a possible component ...

    • Isolated cerebellar toxoplasmosis as a complication of HIV infection 

      Pott, H. [UNIFESP]; Castelo, A. [UNIFESP] (Royal Soc Medicine Press Ltd, 2013-01-01)
      Isolated cerebellar mass lesion is an uncommon presentation of toxoplasmosis. the authors report one rare case in a 50-year-old HIV-infected male patient who presented with clipped speech, gait ataxia and incoordination. ...