Frontiers in Veterinary Science (May 2023)

Which strain of the avian coronavirus vaccine will become the prevalent one in China next?

  • Haizhu Li,
  • Gengsong Liu,
  • Qiaoyan Zhou,
  • Hongchun Yang,
  • Congcong Zhou,
  • Weili Kong,
  • Jieyu Su,
  • Jieyu Su,
  • Jieyu Su,
  • Gonghe Li,
  • Gonghe Li,
  • Gonghe Li,
  • Hongbin Si,
  • Hongbin Si,
  • Hongbin Si,
  • Changbo Ou,
  • Changbo Ou,
  • Changbo Ou

DOI
https://doi.org/10.3389/fvets.2023.1139089
Journal volume & issue
Vol. 10

Abstract

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Infectious bronchitis virus (IBV) is a vital pathogen in poultry farms, which can induce respiratory, nephropathogenic, oviduct, proventriculus, and intestinal diseases. Based on the phylogenetic classification of the full-length S1 gene, IBV isolates have been categorized into nine genotypes comprising 38 lineages. GI (GI-1, GI-2, GI-3, GI-4, GI-5, GI-6, GI-7, GI-13, GI-16, GI-18, GI-19, GI-22, GI-28, and GI-29), GVI-1 and GVII-1 have been reported in China in the past 60 years. In this review, a brief history of IBV in China is described, and the current epidemic strains and licensed IBV vaccine strains, as well as IBV prevention and control strategies, are highlighted. In addition, this article presents unique viewpoints and recommendations for a more effective management of IBV. The recombinant Newcastle Disease virus (NDV) vector vaccine expressed S gene of IBV QX-like and 4/91 strains may be the dominant vaccine strains against NDV and IBV.

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