Purification of soluble laminin 5

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

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530414, 530416, 530417, 530418, 530427, 4352401, 4352402, 43524021, 435240243, C07K 100, C12N 500

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active

057601798

ABSTRACT:
A method for purifying soluble laminin 5 from conditioned cell culture medium. A nonionic or anionic detergent is added to conditioned medium to a final concentration of between 0.1% and 1.0%. The conditioned medium is purified by cation exchange chromatography and anion exchange chromatography, yielding laminin 5 of at least about 70% purity.

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