摘要 |
According to the method, a thymidine kinase negative vaccine for the purposes of veterinary medicine is obtained, which is free from G-1 glycoprotein. The vaccine is prepared by culturing a MK35-T2-G1-negative viral mutant, registered in the NBPMCC under No. 1637, in cell cultures of embryonic cells derived from chickens, piglets and hamsters.
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