Origin of New Lineages by Recombination and Mutation in Avian Infectious Bronchitis Virus from South America
The gammacoronavirus avian infectious bronchitis virus (IBV) is a highly contagious respiratory pathogen of primary economic importance to the global poultry industry.Two IBV lineages (GI-11 and GI-16) have been widely circulating for decades in South America.GI-11 is endemic to South America, and the GI-16 is globally distributed.We obtained full-