Drug – bio-affecting and body treating compositions – Fermentate of unknown chemical structure – Having a known elemental analysis
Patent
1982-09-29
1984-06-19
Rosen, Sam
Drug, bio-affecting and body treating compositions
Fermentate of unknown chemical structure
Having a known elemental analysis
A61K 3514
Patent
active
044553013
ABSTRACT:
Novel antihemophilic factor concentrates and process for making the same are disclosed. An aqueous solution of anithemophilic factor proteins is obtained, preferably by solubilizing antihemophilic factor proteins from blood plasma cryoprecipitate in water. The aqueous solution is purified to remove unwanted protein, for example, by mixing the aqueous solution with aluminum hydroxide. Then, the aqueous solution is ultrafiltered to concentrate it, mixed with buffer and saline and adjusted to an acid pH, and freeze-dried.
REFERENCES:
patent: 4289691 (1981-09-01), Rock et al.
Lundblad John L.
Mitra Gautam
Cutter Laboratories, Inc.
Johnson Lester E.
Leitereg Theodore J.
Rosen Sam
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