FIELD: veterinary science. SUBSTANCE: vaccine has 45-70 wt.-% of viral suspension of the strain ВНИВИП-ДЕП with activity 6.0 lg ТСД50 ТЦД50, not less, and peptone protective medium, the balance. Peptone protective medium has the following components, wt. -%: peptone, 15-35; gelatin, 3-10 and sucrose, the balance. Vaccine for subcutaneous and oral immunization does not show residual reactivity but shows good, rapid and without separating into layers water solubility. Vaccine makes immunity against reoviral infection in 95-100% of chickens in industrial poultry farming. Invention is designated for prophylaxis of reoviral thenosynovitis in chickens. EFFECT: enhanced effectiveness of vaccine. 4 tbl, 2 ex
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Authors
Dates
2001-05-10—Published
1999-02-23—Filed