| 发明名称 |
Purification of pegylated polypeptides |
| 摘要 |
The invention is a method for the purification of mono-PEGylated erythropoietin using two cation exchange chromatography steps wherein the same type of cation exchange material is used in both cation exchange chromatography steps and a method for producing a mono-PEGylated erythropoietin in substantially homogeneous form. |
| 申请公布号 |
US8138317(B2) |
申请公布日期 |
2012.03.20 |
| 申请号 |
US20080218545 |
申请日期 |
2008.07.16 |
| 申请人 |
BURG JOSEF;REICHERT KLAUS;SCHROTH AXEL;SCHURIG HARTMUT;WESSNER AXEL;HOFFMANN-LA ROCHE INC. |
发明人 |
BURG JOSEF;REICHERT KLAUS;SCHROTH AXEL;SCHURIG HARTMUT;WESSNER AXEL |
| 分类号 |
C07K1/00;B01D15/08 |
主分类号 |
C07K1/00 |
| 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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