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葡聚糖接枝型Protein A介质的层析性能提升
Authors
朱凯
李强
+6 more
王启宝
苏志国
赵岚
邱晗
马光辉
黄永东
Publication date
1 January 2016
Publisher
Abstract
Sepharose 4FF微球经环氧活化后与葡聚糖溶液反应,得葡聚糖接枝型琼脂糖微球,再经环氧活化和偶联耐碱型Protein A配基,得葡聚糖接枝型高载量Protein A介质,测定了介质在线清洗稳定性能,并进行了热力学研究.结果表明,与常规Protein A介质相比,葡聚糖接枝型Protein A介质的最高流速提高约32%,对抗体h Ig G的动态载量为60.6 mg/m L,分别为常规介质和Mab Select Su Re介质载量的123%和95%;经40次清洗后,葡聚糖接枝型Protein A介质动态载量为原始载量的92%,远高于常规介质的84%,与Mab Select Su Re稳定性..
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Institutional Repository of Institute of Process Engineering, CAS (IPE-IR)
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oai:ir.ipe.ac.cn:122111/22393
Last time updated on 13/08/2017
Institutional Repository of Institute of Process Engineering, CAS (IPE-IR)
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oai:ir.ipe.ac.cn:122111/33238
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Institutional Repository of Institute of Process Engineering, CAS (IPE-IR)
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oai:ir.ipe.ac.cn:122111/45689
Last time updated on 11/04/2021