Chemistry: natural resins or derivatives; peptides or proteins; – Proteins – i.e. – more than 100 amino acid residues – Separation or purification
Reexamination Certificate
2007-05-29
2011-11-29
Kosson, Rosanne (Department: 1652)
Chemistry: natural resins or derivatives; peptides or proteins;
Proteins, i.e., more than 100 amino acid residues
Separation or purification
C210S638000, C530S308000, C530S324000, C514S005300, C514S866000
Reexamination Certificate
active
08067554
ABSTRACT:
The present invention relates to an ion exchange chromatography process for purifying GLP-1 or an analog or a derivative thereof from a mixture containing said GLP-1 and related impurities, and to an industrial method including such ion exchange chromatography process.
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Brignati Michael J.
Kosson Rosanne
Novo Nordisk A S
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