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(Referência obtida automaticamente do Web of Science, por meio da informação sobre o financiamento pela FAPESP e o número do processo correspondente, incluída na publicação pelos autores.)

Supplementary studies on Henneguya guanduensis (Cnidaria: Myxosporea) infecting gills and intestine of Hoplosternum littorale in Brazil: Ultrastructural and molecular data

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Autor(es):
Mirandola Dias Vieira, Diego Henrique [1] ; Pelegrini, Larissa Sbeghen [1] ; Abdallah, Vanessa Doro [2] ; de Azevedo, Rodney Kozlowiski [2]
Número total de Autores: 4
Afiliação do(s) autor(es):
[1] Univ Estadual Paulista Julio de Mesquita Filho UN, Dept Parasitol, Botucatu, SP - Brazil
[2] Ctr Univ Cesmac, Maceio, Alagoas - Brazil
Número total de Afiliações: 2
Tipo de documento: Artigo Científico
Fonte: Parasitology International; v. 70, p. 27-32, JUN 2019.
Citações Web of Science: 1
Resumo

Henneguya guanduensis was originally described as a gill parasite of the Hoplosternum litoralle, a siluriform fish belonging to the Callichthyidae family. A study was undertaken with 58 specimens of H. litoralle taken from Batalha River in the state of Sao Paulo. The fish were collected and examined searching for lesions and/or myxosporean plasmodia. The prevalence of infection was 9.31% in the gills and 5.17% in the intestine. The mature spores had elongated bodies with polar capsules of inequal size and a caudal length greater than body length. Morphological characteristics identified the parasite as H. guanduensis. Molecular analysis of the SSU rDNA partials sequences resulted in a 1796 bp and 1712 bp for gills and intestine repectively, demonstrating significant genetic differences with previously described species of Henneguya and 99.7% similarity to each other when aligned. Phylogenetic analysis comparing the SSU rDNA sequence of H. guanduensis with closest species as indicated by BLASTn Max Score showed H. guanduensis as sister species of H. loretoensis in a subclade compose by species that parasites fishes from Amazon basin. This is the first report of the finding of Henneguya guanduensis spores in the intestine of Hoplosternum littorale. (AU)

Processo FAPESP: 14/12862-0 - Análise da biodiversidade dos mixozoários (Myxozoa: Myxosporea) parasitos das espécies de peixes dominantes do Rio Batalha, médio Rio Tietê, SP, Brasil através da caracterização morfológica, histológica, ultraestrutural e molecular
Beneficiário:Rodney Kozlowiski de Azevedo
Modalidade de apoio: Auxílio à Pesquisa - Regular
Processo FAPESP: 15/24901-2 - Filogenia e taxonomia de mixozoários parasitos de peixes provenientes de rios interiores do estado de São Paulo
Beneficiário:Diego Henrique Mirandola Dias Vieira
Modalidade de apoio: Bolsas no Brasil - Doutorado