Method of reducing an amount of dye in a Solution comprising an alpha1 Proteinase Inhibitor derived from cell culture (reca1pi); method of purification of a1pi human cell culture from an aqueous solution comprising reca1pi.

摘要

Described herein are methods for purifying recombinant, cell culture derived alpha 1 -protease inhibitor and removing a colored species that co-purifies with the recA1PI protein. Also described are methods for reducing the iron in cell culture derived alpha 1 -protease inhibitor.