Author | Borges, Monamaris Marques | |
Author | Andrade, Sonia Gumes | |
Author | Pilatti, Carla Gizelle | |
Author | Prado Junior, José Clovis do | |
Author | Kloetzel, Judith Kardos | |
Access date | 2016-08-24T18:21:38Z | |
Available date | 2016-08-24T18:21:38Z | |
Document date | 1992 | |
Citation | BORGES, M. M. et al. Macrophage activation and histopathological findings in Calomys Callosus and Swiss mice infected with several strains of Trypanosoma cruzi. Memórias do Instituto Oswaldo Cruz, v. 87, n. 4, p. 493-502, 1992. | pt_BR |
ISSN | 0074-0276 | pt_BR |
URI | https://www.arca.fiocruz.br/handle/icict/15375 | |
Language | eng | pt_BR |
Publisher | Instituto Oswaldo Cruz | pt_BR |
Rights | open access | pt_BR |
Title | Macrophage activation and histopathological findings in Calomys Callosus and Swiss mice infected with several strains of Trypanosoma cruzi | pt_BR |
Type | Article | pt_BR |
Abstract | Peritoneal macrophage activation as measured by H2O2 release and histopathology was compared between Swiss mice and Calomys callosus, a wild rodent, reservoir of Trypanosoma cruzi, during the course of infection with four strains of this parasite. In mice F and Y strain infections result in high parasitemia and mortality while with silvatic strains Costalimai and M226 parasitemia is sub-patent, with very low mortality. H2O2 release peaked at 33,6 and 59 nM/2 x 106 cells for strains Y and F, respectively, 48 and 50 nM/2 x 106 for strains Costalimai and M226, 1t diferente days after infection. Histopathological findings of myositis, myocarditis, necrotizing artheritis and absence of macrophage parasitismo were found for strains F and Costalimai. Y strain infection presented moderate myocarditis and myositis, with parasites multiplying within macrophages. | pt_BR |
Affilliation | Instituto de Medicina Tropical de São Paulo. São Paulo, SP, Brasil | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil / Universidade Federal da Bahia. Salvador, BA, Brasil | pt_BR |
Affilliation | Instituto de Medicina Tropical de São Paulo. São Paulo, SP, Brasil | pt_BR |
Affilliation | Instituto de Medicina Tropical de São Paulo. São Paulo, SP, Brasil / Universidade de São Paulo. Departamento de Ciências Farmacêuticas. São Paulo, SP, Brasil | pt_BR |
Affilliation | Instituto de Medicina Tropical de São Paulo. São Paulo, SP, Brasil / Universidade de São Paulo. Instituto de Ciências Biomédicas. Departamento de Parasitologia. São Paulo, SP, Brasil | pt_BR |
Subject | Macrophages | pt_BR |
Subject | H2O2 release | pt_BR |
Subject | Trypanosoma cruzi strains | pt_BR |
Subject | Calomys callosus | pt_BR |
Subject | Swiss mice | pt_BR |
Subject | Chagas' disease | pt_BR |
Subject | Histopathology | pt_BR |