Method for purification of albumin conjugates

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

Reexamination Certificate

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Reexamination Certificate

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11112277

ABSTRACT:
The present invention relates to a method for separating albumin conjugate from unconjugated albumin in a solution comprising albumin conjugate and unconjugated albumin by loading the solution onto a hydrophobic support equilibrated in aqueous buffer having a high salt content; applying to the support a gradient of decreasing salt concentration; and collecting the eluted albumin conjugate.

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