To assess the phylogenetic relationships among the IBV variants and develop a harmonized system to define and name viral lineages, we analyzed all full-length S1 gene IBV sequences …

IBV is a gammacoronavirus belonging to the Coronaviridae family, and its virion contains a single copy of a positive-sense, single-stranded 27.6-kb RNA. The IBV genome encodes four …

2024年7月1日 · IBV is a member of the genus Gammacoronavirus, which comprises viruses that contain a 27.6-kb unsegmented, single-stranded, sense RNA genome. The genome encodes …

By using complete nucleotide sequences of the S1 gene we determined the phylogenetic structure of IBV, which in turn allowed us to define 6 genotypes that together comprise 32 …

2022年1月21日 · IBV is an enveloped virus containing a non-segmented positive-sense, single-strand RNA genome of approximately 27.6 kb in length, which encodes four structural …

2017年8月12日 · IBV is a gammacoronavirus belonging to the Coronaviridae family, and its virion contains a single copy of a positive-sense, single-stranded 27.6-kb RNA. The IBV genome …

Recombination events are known to contribute to the emergence of novel infectious bronchitis virus (IBV) genotypes. In this study, we carried out detailed phylogenetic analysis and …

2022年7月26日 · The virus has extraordinary genetic variability, promoting pathogen complexity and challenging prevention and control. Variant strains and new genotypes of IBV are …

2022年9月9日 · In this study, our purpose was to systematically compare whole genomes of QX and DMV strains looking at each IBV gene individually. Phylogenetic analyses and amino acid …

1994年12月1日 · The large number of phenotypically distinct strains of infectious bronchitis virus (IBV) provide a broad genetic background for examining naturally occurring coronavirus variation.