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Schistosoma mansoni: immunodepression of hepatic schistosome granuloma formation in mice infected by Trypanosoma cruzi
oleh: O. Genaro, Z. Brener, P.M.Z. Coelho
| Format: | Article |
|---|---|
| Diterbitkan: | Sociedade Brasileira de Medicina Tropical (SBMT) 1986-03-01 |
Deskripsi
Infection by Trypanosoma cruzi in mice depresses hepatic granuloma formation around Schistosoma mansoni eggs. This immunodepressive effect occurred in mice with Chagas' disease at the acute and/or chronic phases, granulomas being signijicantly smaller than those in Controls. Data suggest that Chagas ' disease depresses the delayed hypersensitivity immune response directly.<br>A infecção de camundongos pelo Trypanosoma cruzi inibe a formação do granuloma hepático esquistossomótico. Este efeito imunodepressor ocorreu em camundongos com a fase aguda ou crônica da doença de Chagas, sendo os granulomas significativamente menores que nos animais controles. Os dados sugerem que a doença de Chagas deprime diretamente a imunidade celular.