Preparation of stable insulin analog crystals

Chemistry: natural resins or derivatives; peptides or proteins; – Peptides of 3 to 100 amino acid residues – Insulin; related peptides

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530324, A61K 3828, C07K 1462

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active

055978932

ABSTRACT:
The present invention discloses a process of preparing a crystalline alkali metal or ammonium salt of Lys.sup.B28 Pro.sup.B29 -human insulin. The process is useful in the purification and manufacture of Lys.sup.B28 Pro.sup.B29 -human insulin. Lys.sup.B28 Pro.sup.B29 -human insulin is useful in the treatment of diabetes.

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