The invention provides processes of purifying a peptide including a GCC agonist sequence selected from the group consisting of SEQ ID NOs: 1-251 described herein. The processes include a solvent exchange step before a freeze-drying (lyophilization) step.
本发明提供了一种从本文描述的
SEQ ID NOs:1-251所选的包含GCC激动剂序列的肽的纯化过程。该过程包括在冷冻干燥(冻干)步骤之前进行溶剂交换步骤。