Drug – bio-affecting and body treating compositions – Lymphokine
Patent
1985-07-03
1988-06-14
Hazel, Blondel
Drug, bio-affecting and body treating compositions
Lymphokine
435 68, 435811, 530351, A61K 4502, C07K 1526, C12P 2100
Patent
active
047510781
ABSTRACT:
A process is disclosed for purifying gamma interferon from various contaminants resulting from disruption of the cell in which the interferon was produced. The process provides for sequential removal of (a) nucleic acids, (b) negatively charged contaminating proteins, (c) positively charged contaminating proteins and (d) low and high molecular weight impurities.
REFERENCES:
patent: 4440675 (1984-04-01), Braude
Kosecki Robert A.
Le Hung V.
Nagabhushan Tattanahalli L.
Seelig Gail F.
Trotta Paul P.
Hazel Blondel
Maitner John J.
Miller Stephen I.
Nelson James R.
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