Abstract
An associated vaccine against rota-, coronavirus infection and escherichia diarrhea of newborn calves was developed and tested, based on the use of domestic strains of the rotavirus «RM», coronavirus «KL-2» and a suspension of purified adhesive antigens K99, F41, Att25, derived from epizootic strains E. coli. The manufactured drug has pronounced antigenic properties and promotes the formation of specific antibodies in the blood serum of Guinea pigs, rats and rabbits.
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