title: [Guaranteeing the conditions for preserving the biological activity of the influenza virus in the process of its purification and concentration by centrifugation].
mesh_terms: D002498:Centrifugation / Q000379:methods*; D002500:Centrifugation, Isopycnic / Q000379:methods; D002501:Centrifugation, Zonal / Q000379:methods; D006389:Hemagglutinins, Viral / Q000032:analysis; D009980:Influenza A virus / Q000302:isolation & purification*
chemical_list: D006389:Hemagglutinins, Viral
vernacular_title: Obespechenie usloviĭ sokhraneniia biologicheskoĭ aktivnosti virusa grippa v protsesse ego ochistki i kontsentrirovania metodami tsentrifugirovaniia.