Immunity to equine influenza: relationship of vaccine‐induced antibody in young Thoroughbred racehorses to protection against field infection with influenza A/equine‐2 viruses (H3N8)

Abstract
Field outbreaks of influenza that occurred in vaccinated Thoroughbred racehorses in Newmarket in 1995 and 1996 were investigated by nucleoprotein ELISA and serology. Investigations showed that serum ...