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1.
Rev. Soc. Bras. Med. Trop ; 50(2): 248-250, Mar.-Apr. 2017. tab
Article in English | LILACS | ID: biblio-1041405

ABSTRACT

Abstract INTRODUCTION: Brazilian native species are reemerging as increasingly free-ranging populations. METHODS: Sera from 31 capybaras (Hydrochoerus hydrochaeris) and 28 peccaries (Pecari tajacu and Tayassu pecari) were tested for anti-Leptospira and anti-Toxoplasma gondii antibodies using microscopic seroagglutination test. RESULTS: Nineteen percent of free-ranging and 10.0% of captive capybaras, along with 31.8% of collared peccaries, were seropositive for T. gondii. None was seropositive for Leptospira sp. CONCLUSIONS: The present findings indicated low risk of disease, particularly among capybaras and white-lipped peccaries; however, active surveillance programs are important for monitoring wildlife health and public health once they are in public parks around cities.


Subject(s)
Animals , Leptospirosis/veterinary , Artiodactyla/microbiology , Artiodactyla/parasitology , Rodentia/microbiology , Rodentia/parasitology , Toxoplasma/immunology , Brazil/epidemiology , Agglutination Tests , Antibodies, Protozoan/blood , Toxoplasmosis, Animal/diagnosis , Toxoplasmosis, Animal/epidemiology , Prevalence , Leptospira/immunology , Leptospirosis/diagnosis , Leptospirosis/epidemiology , Animals, Wild , Antibodies, Bacterial/blood
2.
Rev. bras. parasitol. vet ; 19(1): 62-64, jan.-mar. 2010.
Article in English | LILACS | ID: lil-604637

ABSTRACT

Leishmaniasis is an important re-emergent parasitosis worldwide, particularly in tropical countries. There are no reports of autochthonous disease in the State of Paraná, southern Brazil. No surveillance has been carried out in the most populated areas such as the city of Curitiba and its surroundings. The purpose of the present study was to determine the seroprevalence of visceral leishmaniasis in dogs at the Center for Zoonosis Control of São José dos Pinhais, Paraná, before euthanasia. Enzyme-linked immunosorbent assay (ELISA) and immunofluorescence antibody test (IFAT) were used to detect antibody levels against Leishmania sp. in dog sera. Imprints of the popliteal lymph nodes that were also randomly collected from 50 dogs with suspected clinical signs of visceral leishmaniasis, and evaluated under light microscopy for the detection of amastigote forms, were negative. A total of 364 dog samples were tested. The results showed only one positive sample (0.0027 percent) by ELISA test but negative by IFAT, however, the dog had no clinical signs. Random surveillance of dog populations from several districts of a metropolitan area may be a means of preventing Leishmania spreading. Based on our results, the city of Curitiba and its metropolitan area were considered at low risk for visceral leishmaniasis.


A leishmaniose é uma importante parasitose re-emergente observada no mundo, particularmente em países tropicais. Não há ainda relatos de casos autóctones no estado do Paraná. Não há até o momento referência de vigilância no reservatório canino, tais como Curitiba e região metropolitana do estado. O objetivo do estudo foi determinar a soroprevalência da leishmaniose visceral em cães entregues ao Centro de Controle de Zoonoses de São José dos Pinhais, Paraná para eutanásia. A detecção sorológica da presença de anticorpos contra Leishmania sp. foi realizada por (ELISA) indireto e pela Reação de Imunofluorescência Indireta (RIFI). Além disso, impressão de linfonodo poplíteo coletadas ao acaso de 50 cães com sinais clínicos suspeitos para leishmaniose visceral e analisados sob microscopia óptica para detecção de formas amastigotas, foram negativas. Amostras de soro de 364 animais foram testadas, e os resultados mostraram somente uma amostra positiva (0,0027 por cento), reagente ao ELISA e negativa à RIFI, entretanto, o cão não apresentava sinais clínicos. A vigilância ao acaso em uma população de vários locais de uma área metropolitana pode ser uma forma de prevenção da disseminação da doença. Com base nos resultados observados, Curitiba e região metropolitana foram consideradas de baixo risco para a leishmaniose visceral.


Subject(s)
Animals , Dogs , Dog Diseases/parasitology , Leishmaniasis, Visceral/veterinary , Dog Diseases/epidemiology , Leishmaniasis, Visceral/epidemiology , Population Surveillance
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