Investigation of canine visceral leishmaniasis in a non-endemic area in Brazil and the comparison of serological and molecular diagnostic tests

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Autor(es): dc.contributorUniversidade de São Paulo (USP)-
Autor(es): dc.contributorInstituto Chico Mendez de Conservação da Biodiversidade-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorInstituto Adolfo Lutz-
Autor(es): dc.creatorSevá, Anaiá da Paixão-
Autor(es): dc.creatorBrandão, Ana Pérola Drulla-
Autor(es): dc.creatorGodoy, Silvia Neri-
Autor(es): dc.creatorSoares, Rodrigo Martins-
Autor(es): dc.creatorLangoni, Helio-
Autor(es): dc.creatorRodrigues, Bruna Cristine-
Autor(es): dc.creatorGava, Mariana Zanchetta E-
Autor(es): dc.creatorZanotto, Paula Ferraz de Camargo-
Autor(es): dc.creatorJimenez-Villegas, Tatiana-
Autor(es): dc.creatorHiramoto, Roberto-
Autor(es): dc.creatorFerreira, Fernando-
Data de aceite: dc.date.accessioned2025-08-21T22:16:43Z-
Data de disponibilização: dc.date.available2025-08-21T22:16:43Z-
Data de envio: dc.date.issued2022-05-01-
Data de envio: dc.date.issued2022-05-01-
Data de envio: dc.date.issued2020-12-31-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1590/0037-8682-0182-2021-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/233600-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/233600-
Descrição: dc.descriptionINTRODUCTION: Visceral leishmaniasis (VL) is an important zoonosis in Brazil. Previous identification of parasitized dogs can also help prevent the disease in humans, even in non-endemic areas of the country. The Brazilian Ministry of Health recommends diagnosis in dogs using a DPP® (rapid test) as a screening test and an immunoenzymatic assay (ELISA) as a confirmatory test (DPP®+ELISA), and culling infected dogs as a legal control measure. However, the accuracy of these serological tests has been questioned. METHODS: VL in dogs was investigated in a non-endemic area of the São Paulo state for three consecutive years, and the performances of different diagnostic tests were compared. RESULTS: A total of 331 dog samples were collected in 2015, 373 in 2016, and 347 in 2017. The seroprevalence by DPP®+ELISA was 3.3, 3.2, and 0.3%, respectively, and by indirect immunofluorescence assay (IFA), it was 3.0, 5.6, and 5.5%, respectively. ELISA confirmed 18.4% of DPP® positive samples. The concordance between the IFA and DPP® was 83.9%. The concordance between IFA and DPP®+ELISA was 92.9%. A molecular diagnostic test (PCR) was performed in 63.2% of the seropositive samples, all of which were negative. CONCLUSIONS: In non-endemic areas, diagnostic tests in dogs should be carefully evaluated to avoid false results.-
Descrição: dc.descriptionUniversidade de São Paulo Departamento de Veterinária Preventiva e Saúde Animal-
Descrição: dc.descriptionUniversidade Estadual de Santa Cruz, Departamento de Ciências Agrárias e Ambientais, Ilhéus, BA, Brasil-
Descrição: dc.descriptionInstituto Chico Mendez de Conservação da Biodiversidade-
Descrição: dc.descriptionUniversidade Estadual Paulista Júlio de Mesquita Filho Departamento de Higiene Veterinária e Saúde Pública-
Descrição: dc.descriptionInstituto Adolfo Lutz-
Descrição: dc.descriptionUniversidade Estadual Paulista Júlio de Mesquita Filho Departamento de Higiene Veterinária e Saúde Pública-
Formato: dc.formate01822021-
Idioma: dc.languageen-
Relação: dc.relationRevista da Sociedade Brasileira de Medicina Tropical-
???dc.source???: dc.sourceScopus-
Título: dc.titleInvestigation of canine visceral leishmaniasis in a non-endemic area in Brazil and the comparison of serological and molecular diagnostic tests-
Tipo de arquivo: dc.typelivro digital-
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