Polyethylene glycol improves the purification of recombinant human tumor necrosis factor during ion exchange chromatography

被引:15
作者
Feng, XL
Gu, ZY
Jin, YT
Su, ZG [2 ]
机构
[1] Dalian Univ Technol, Sch Chem Engn, Biochem Engn Lab, Dalian 116012, Peoples R China
[2] Chinese Acad Sci, Inst Chem Met, State Key Lab Biochem Engn, Beijing 100080, Peoples R China
基金
中国国家自然科学基金;
关键词
D O I
10.1023/A:1008850214356
中图分类号
Q5 [生物化学];
学科分类号
071010 ; 081704 ;
摘要
Poly(ethylene glycol) (PEG) - either PEG 200, 600 or 4000 - when added to the buffer and feed solution gave nearly one-fold increase in the purification and about 100% recovery of recombinant human tumor necrosis factor-alpha during anion-exchange chromatography. The optimum concentration was 1% with the best result being achieved with PEG 200.
引用
收藏
页码:289 / 293
页数:5
相关论文
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