Results: 1749

Prevalence of Trypanosoma cruzi infection in dogs and small mammals in Nuevo León, Mexico

Rev. argent. microbiol; 49 (3), 2017
Chagas disease, caused by the protozoan Trypanosoma cruzi, is an important public health concern in areas extending from South America northward into the southern United States of America. Although this hemoflagellate has many wild and domestic mammalians reported as reservoir hosts, studies on this subj...

Serie parasitosis en dermatología: tungiasis
Dermatology iconography: tungiasis

La tungiasis es una ectoparasitosis causada por la penetración en la piel de la pulga hembra Tunga penetrans. Esta enfermedad no es específica del hombre y se distribuye en regiones cálidas y secas alrededor del mundo. Se adquiere por contacto directo con el suelo en donde habitan los parásitos adult...

Doenças parasitárias associadas ao consumo de pescado no brasil: incidência e epidemiologia
Parasitic diseases associated with fish consumption in Brazil: incidence and epidemiology

Hig. aliment; 31 (270/271), 2017
A ocorrência de doenças parasitárias associadas ao consumo de pescado no Brasil geralmente passa desapercebida devido à baixa gravidade de seus sintomas e ao seu pouco conhecimento pelos médicos, inspetores sanitários e consumidores. Mais além, seu estudo é dificultado pela não obrigatoriedade d...

Bone marrow cell migration to the heart in a chimeric mouse model of acute chagasic disease

Mem. Inst. Oswaldo Cruz; 112 (8), 2017
BACKGROUND Chagas disease is a public health problem caused by infection with the protozoan Trypanosoma cruzi. There is currently no effective therapy for Chagas disease. Although there is some evidence for the beneficial effect of bone marrow-derived cells in chagasic disease, the mechanisms underlying...

Doenças parasitárias em bovinos e ovinos no sul do Brasil: frequência e estimativa de perdas econômicas

Pesqui. vet. bras; 37 (8), 2017
Foi realizado um levantamento das doenças parasitárias de bovinos e ovinos diagnosticadas na região sul do Rio Grande do Sul, de janeiro de 1978 a dezembro de 2014 no Laboratório Regional de Diagnóstico da Universidade Federal de Pelotas. Em bovinos 10,1% de todos os diagnosticos tratavam-se de para...

Pesquisa de anticorpos IgG para Neospora caninum e avaliação dos fatores de risco em ovinos do Estado de Sergipe

Pesqui. vet. bras; 37 (8), 2017
O objetivo desse trabalho foi determinar a ocorrência de anticorpos IgG para Neospora caninum bem como avaliar os fatores de risco associados à infecção em rebanhos ovinos do estado de Sergipe, Brasil. Foram coletadas, nos anos de 2011 e 2012, 1200 amostras de sangue de ovinos oriundos de sessenta pr...

Sarcocystis spp. in red deer (Cervus elaphus), fallow deer (Dama dama), and pudu (Pudu pudu) in southern Chile

Pesqui. vet. bras; 37 (8), 2017
Worldwinde, cervids are considered an important source of infection and dissemination of a wide variety of pathogens, both for farm animals and humans. Among this diseases is sarcosporidiosis, which is a parasitic disease caused by Sarcocystis spp. (Protozoa: Apicomplexa). Most frequent clinical signs ar...

Serological tests fail to discriminate dogs with visceral leishmaniasis that transmit Leishmania infantum to the vector Lutzomyia longipalpis

Abstract INTRODUCTION The control of reservoirs for Leishmania infantum -induced zoonotic visceral leishmaniasis requires the identification of dogs posing a population risk. Here, we assessed the performance of several assays to identify Lutzomyia longipalpis infectious dogs. METHODS We evaluated 99...

Strong renal expression of heat shock protein 70, high mobility group box 1, inducible nitric oxide synthase, and nitrotyrosine in mice model of severe malaria

Abstract INTRODUCTION Renal damage is a consequence of severe malaria, and is generally caused by sequestration of Plasmodium falciparum -infected erythrocytes in the renal microcirculation, which leads to obstruction, hypoxia, and ischemia. This triggers high mobility group box 1 (HMGB1) to send a dang...

Description of an oral Chagas disease outbreak in Venezuela, including a vertically transmitted case

Mem. Inst. Oswaldo Cruz; 112 (8), 2017
We describe the eleventh major outbreak of foodborne Trypanosoma cruzi transmission in urban Venezuela, including evidence for vertical transmission from the index case to her fetus. After confirming fetal death at 24 weeks of gestation, pregnancy interruption was performed. On direct examination of the ...