First complete genome sequence and molecular characterization of Canine morbillivirus isolated in Central Brazil

Autor: Vivaldo Gomes da Costa, Marielena Vogel Saivish, Priscila Gomes de Oliveira, Abelardo Silva-Júnior, Marcos Lázaro Moreli, Ricardo Henrique Krüger
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Scientific Reports, Vol 11, Iss 1, Pp 1-10 (2021)
Druh dokumentu: article
ISSN: 2045-2322
17071844
DOI: 10.1038/s41598-021-92183-2
Popis: Abstract The Brazilian regions are still highly endemic areas for Canine morbillivirus [canine distemper virus (CDV)]. However, little is known regarding the genetic variability of the strain circulating in several Brazilian regions. Here, we report the first full-length genome and molecular characterization of CDV isolated from domestic dogs in the Brazilian Center-West region. Sequence alignment and phylogenetic analyses based on deduced amino acid and nucleotide sequences showed that the isolated strain is characterized as the South America-I/Europe genotype. However, it segregates into a CDV subgenotype branch. Interestingly, both H and F proteins have a gain of a potential N-glycosylation sites compared to the Onderstepoort vaccine strain. Therefore, this study provides a reference to further understand the epidemic and molecular characteristics of the CDV in Brazil.
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