Elias Barquero Calvo

Bacterium Avibacterium paragallinarum is the causative agent of infectious coryza. This is an acute respiratory disease of economic significance in poultry and leads to a decrease in egg production and failure or retardation of egg laying [1]. Serological classification of A. paragallinarum is based on the presence of specific hemagglutinins (HAs). A. paragallinarum strains/isolates are traditiona ...