目的：探讨中药长必安抑制大肠癌转移的机制。
Objective: To investigate the effect mechanism of Changbi 'an on the colorectal cancer metastasis.
大肠癌病灶如无转移，患者术后5年存活率可超过90％；
The 5-year-survival rate after surgery can reach 90% without metastasis, while it is only 50% with metastasis.
大肠癌病灶如无转移，患者术后5年存活率可超过90％；
The 5-year-survival rate after surgery can reach 90% without metastasis, while it is only 50% with metastasis.
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