METHOD OF PREPARING VACCINE STRAINS OF INFLUENZA VIRUS B FOR PRODUCTION OF INACTIVATED AND LIVE-VIRUS INFLUENZA VACCINES

摘要

FIELD: virology, immunology. SUBSTANCE: vaccine strain of influenza virus B is obtained by genetic reassortation of two parental strains one of which is the strain B/Leningrad/14/76/50 - a donor of harmless and high reproducibility. EFFECT: improved method of preparing. 3 tbl