Method for purifying FSH

Chemistry: natural resins or derivatives; peptides or proteins; – Proteins – i.e. – more than 100 amino acid residues – Separation or purification

Reexamination Certificate

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C530S395000, C530S397000, C530S398000, C530S416000, C530S359000, C530S413000

Reexamination Certificate

active

07741455

ABSTRACT:
The invention relates to a method for purifying recombinant human FSH or an FSH variant starting from crude FSH, comprising the following steps: 1) dye-affinity chromatography; 2) hydrophobic interaction chromatography; and 3) reverse phase chromatography.

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