Revista: | Memorias do Instituto Oswaldo Cruz |
Base de datos: | PERIÓDICA |
Número de sistema: | 000459437 |
ISSN: | 0074-0276 |
Autores: | Reis, Lisiane Lappe dos1 Souza, Lirna Salvioni Silva de1 Braga, Francisco Carlos de Oliveira1 Lima, Dayane Costa de Souza1 Lima, Natália Aparecida de Souza3 Padinha, Jessica da Silva1 Nava, Alessandra Ferreira Dales1 Vicente, Ana Carolina Paulo2 |
Instituciones: | 1Fundacao Oswaldo Cruz, Instituto Leonidas e Maria Deane, Manaus, Amazonas. Brasil 2Fundacao Oswaldo Cruz, Instituto Oswaldo Cruz, Rio de Janeiro. Brasil 3Superintendencia do Ibama no Amazonas, Centro de Triagem de Animais Silvestres, Manaus, Amazonas. Brasil |
Año: | 2023 |
Volumen: | 118 |
País: | Brasil |
Idioma: | Inglés |
Tipo de documento: | Artículo |
Enfoque: | Aplicado, descriptivo |
Resumen en inglés | BACKGROUND The parasite Giardia duodenalis infects a wide range of vertebrate hosts, including domestic and wild animals as well as humans. Giardia is genotyped into eight assemblages (A-H). Zoonotic assemblages A and B have already been identified in humans and wild and domestic animals (non-human primates and cats) from Brazilian Amazon and in the world. Due to its zoonotic/zooanthroponotic nature, surveillance initiatives and the definition of Giardia assemblages are important in order to characterise the epidemiological scenario and to implement further control measures. OBJECTIVES Determine assemblages of G. duodenalis in sloths from the Brazilian Amazon Region. METHODS Faecal parasitological examination of sloths from Amazonas State. Polymerase chain reaction (PCR) targeting the beta giardin (BG), and genes from multilocus sequence typing (MLST) scheme, amplicon sequencing and phylogenetic analysis. FINDINGS Here, we identified, by microscopy, Giardia in two northern sloths (Bradypus tridactylus). These two samples were submitted to molecular assays and it was revealed that both were infected by G. duodenalis assemblage A. Phylogenetic analysis showed that they belong to assemblage A within sequences from humans and wild and domestic animals. CONCLUSION Therefore, besides showing, by the first time, the current presence of this parasite in sloths, our findings reveals that this wild animal species would be part of the zoonotic/zooanthroponotic scenario of this parasite in the Brazilian Amazon |
Disciplinas: | Biología |
Palabras clave: | Parasitología, Mamíferos, Perezosos, Bradypus tridactylus, Parásitos, Zoonosis, Genotipificación, Giardia duodenalis |
Keyword: | Parasitology, Mammals, Sloths, Bradypus tridactylus, Parasites, Zoonosis, Genotyping, Giardia duodenalis |
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