申请人:UPFRONT CHROMATOGRAPHY A/S
公开号:EP2277912A2
公开(公告)日:2011-01-26
The present invention provides a process for the isolation of one or more proteins from a protein solution. The process comprises the steps of: (a) providing a protein solution comprising one or more specific proteins and having a preset pH and a preset ionic strength or conductivity, (b) applying the protein solution to a packed bed or expanded bed column comprising an adsorbent, and (c) obtaining one or more proteins from the column, wherein the protein solution has been supplemented with an alcohol.
本发明提供了一种从蛋白质溶液中分离一种或多种蛋白质的工艺。该工艺包括以下步骤(a) 提供由一种或多种特定蛋白质组成的蛋白质溶液,该溶液具有预设的 pH 值和预设的离子强度或电导率;(b) 将蛋白质溶液应用于由吸附剂组成的填料床或膨胀床色谱柱;以及 (c) 从色谱柱中获得一种或多种蛋白质,其中蛋白质溶液中添加了酒精。