FIELD: biotechnologies.
SUBSTANCE: invention proposes recombinant classical swine fever virus (1111) that contains deletion of at least one amino-acid in TAVSPTTLR domain of protein E2, which corresponds to positions 829-837 of parent polyprotein CSFV, as well as the corresponding vaccine, kDNA molecule, a protection method of an animal against CSFV and a differentiation method of CSFV-infected animals.
EFFECT: invention can be used for vaccination of animals against swine fever.
17 cl, 10 dwg, 2 tbl, 2 ex
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