Process for the isolation of viral glycoproteic antigens and...

Details Process for the isolation of viral glycoproteic antigens and... Process for the isolation of viral glycoproteic antigens and...

A - Human Necessities

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A61K 39/12 (2006.01) C07K 14/11 (2006.01) A61K 39/00 (2006.01)

Patent

CA 1174598

- 18 - PROCESS FOR THE ISOLATION OF VIRAL GLYCOPROTEIC ANTIGENS AND ITS APPLICATION TO THE PREPARATION OF VACCINES. ABSTRACT OF THE DISCLOSURE. Process for the isolation of the glycoproteic antigens of a virus by treatment of said virus with an aqueous solution of a nonionic detergent, separation of the viral particles and removal of the detergent, comprising, in order to remove the detergent, effecting a phase separation between an aqueous phase and a phase consisting of a water-insoluble higher alcohol, and recovering the glycoproteic antigens in aqueous phase.

378801

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