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公开(公告)号:US20220289832A1
公开(公告)日:2022-09-15
申请号:US17750444
申请日:2022-05-23
Applicant: UCB PHARMA, S.A.
Abstract: The present invention relates to a process for the purification of an antibody fragment from a periplasmic cell extract comprising a first cation exchange chromatography step and a second anion exchange chromatography step.