FIELD: medicine. SUBSTANCE: lyophilized bifidumbacterin culture, strain from ampoule, titrated up to the separate typical colonies. Biomass is grown and concentrated by centrifugation followed by addition of drying medium. Microbial suspension is poured in, preparation is frozen and subjected for lyophilic drying. EFFECT: improved method of preparing.
Authors
Dates
1997-02-10—Published
1993-01-12—Filed