Article
Isolation, pathogenicity, and H120 protection efficacy of infectious bronchitis viruses isolated in Taiwan.
Avian diseases - 1 Jan 2000
Wang C H, Hsieh M C, Chang P C
Abstract excerpt
Seven isolates of infectious bronchitis (IB) virus (IBV) were isolated from two breeder farms and five broiler farms in Taiwan in 1992. The cardinal signs of disease in breeders were egg production drops and watery albumen, and those in broilers were respiratory distress and renal urate deposition or death. All diseased chickens had been vaccinated with IB vaccines (mostly H120). The viruses were isolated and...
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