OILY INACTIVATED VACCIN PREPARATION PROCESS, AGAINST AVIAR BURSAL INFECTION

OILY INACTIVATED VACCIN PREPARATION PROCESS, AGAINST AVIAR BURSAL INFECTION

The process comprises cultivation of bursitis virus on embryos at the age of 5-11 days, from birds free of specific pathogenic germs. Deactivation with formaldehyde and emulsification are then carried out. The vaccine is administered subcutaneously or by intramuscular means to birds aged 18-20 weeks...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: COMAN TOMA, RO, COMAN SOFIA
Format: Patent
Sprache:eng ; rum
Schlagworte:
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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Beschreibung
Zusammenfassung:The process comprises cultivation of bursitis virus on embryos at the age of 5-11 days, from birds free of specific pathogenic germs. Deactivation with formaldehyde and emulsification are then carried out. The vaccine is administered subcutaneously or by intramuscular means to birds aged 18-20 weeks and produces specific antibodies for 6 months.