Preparation of antigens and vaccines mystery disease virus, antigens and vaccines obtained for the prevention of this disease.

摘要

The method of isolation of the virus, mystery disease include the removal of sick or infected pigs, the grinding of the sample and the passages of the supernatant of grinding in the cells sensitive heterologous or homologous, then the harvesting of the supernatant. For the industrial production of the virus, mystery disease, are cultured, the virus in the cells sensitive heterologous or homologous. & br / the preparations of purified viral antigen of the mystery disease contain live virus particles, attenuated or not, or inactivated particles or the antigens of under - units or the antigens expressed by genetic recombination from of the virus genes isolated. A vaccine containing an effective vaccinating quantity of such an antigen.