发明名称 |
PROCESS FOR EXTRACTION OF A GROWTH FACTOR COMPLEX |
摘要 |
The process of the invention for the extraction of a Growth Factor Complex is characterized in that water is added to natural and growth factors containing material, the pH value is adjusted to 2.5 to 3.2 by the addition of acid, the resulting precipitate is separated from the supernatant, the Growth Factor Complex in the aqueous solution is precipitated by the addition of an organic solvent miscible with water, separated from the liquid phase and dried, and the powder obtained is, if desired, dialyzed. |
申请公布号 |
EP0894094(A1) |
申请公布日期 |
1999.02.03 |
申请号 |
EP19970904976 |
申请日期 |
1997.03.11 |
申请人 |
IPR-INSTITUTE FOR PHARMACEUTICAL RESEARCH AG |
发明人 |
MEYER, HANS;WASMER, HERMANN;HOFMANN, DIETER |
分类号 |
A61K38/22;A23K1/16;A61K8/64;A61K31/00;A61K38/00;A61K38/18;A61P1/00;A61P1/02;A61P15/00;A61P15/14;A61P17/00;A61P17/02;A61P17/14;A61P19/00;A61P19/10;A61P21/00;A61P35/00;A61Q11/00;C07K1/14;C07K14/475 |
主分类号 |
A61K38/22 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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