Historical investigation of fowl adenovirus outbreaks in South Korea from 2007-2021: A review

<p>Fowl adenoviruses have been long recognized as critical viral pathogens within the poultry industry, associated with severe economic implications worldwide. This specific group of viruses is responsible for a broad spectrum of diseases in birds, and an increasing occurrence in outbreaks was observed in the last ten years. Forty years ago, since their first discovery in South Korea, various serotypes of fowl adenoviruses had been reported to circulate in the fields, and to date, the problem persists. This comprehensive review intends to cover the history and status of fowl adenovirus outbreaks in South Korea and update the current epidemiological landscape based on existing epidemiologic evidence and recently collected data. In addition, transitions in the prevalence of dominant fowl adenovirus serotypes from 2007-2021, alongside the history of intervention strategies, were focused. Finally, future aspects were also discussed.</p>