Process for the purification of influenza virus vaccine

Details Process for the purification of influenza virus vaccine Process for the purification of influenza virus vaccine

1975-12-22

1976-12-28

Rosen, Sam

Drug, bio-affecting and body treating compositions

Lymphokine

A61K 3918

Patent

active

040002578

ABSTRACT:
A process for producing high potency influenza vaccines with low pyrogenicity and low endotoxicity involves treating concentrated allantoic fluid (CAF) containing an attenuated virus sequentially with butyl acetate and ethyl acetate followed by flash evaporation.

REFERENCES:
patent: 3655871 (1972-04-01), Werner et al.

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