Objective To analyze the differences in protein pro fi le between laterally spreading tumor (LST) cell line and SW480 cell line using t wo-dimensional electrophoresis (2-DE).

• 目的应用双向电泳技术分析大肠侧向发育型肿瘤(LST)细胞株和结肠肿瘤SW480细胞株间的蛋白质表达谱差异。